Fix lint error/warning while building android template

platform/android/AndroidManifest.xml.template

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+      xmlns:tools="http://schemas.android.com/tools"
       package="com.godot.game"
       android:versionCode="1"
       android:versionName="1.0"
@@ -10,14 +11,19 @@
                       android:largeScreens="true"
                       android:xlargeScreens="true"/>
 
-    <application android:label="@string/godot_project_name_string" android:icon="@drawable/icon" android:allowBackup="false" $$ADD_APPATTRIBUTE_CHUNKS$$ >
+    <uses-feature android:glEsVersion="0x00020000" android:required="true" />
+
+$$ADD_PERMISSION_CHUNKS$$
+
+    <application android:label="@string/godot_project_name_string" android:icon="@drawable/icon" android:allowBackup="false" tools:ignore="GoogleAppIndexingWarning" $$ADD_APPATTRIBUTE_CHUNKS$$ >
         <activity android:name="org.godotengine.godot.Godot"
                   android:label="@string/godot_project_name_string"
                   android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
                   android:launchMode="singleTask"
                   android:screenOrientation="landscape"
                   android:configChanges="orientation|keyboardHidden|screenSize|smallestScreenSize"
-                  android:resizeableActivity="false">
+                  android:resizeableActivity="false"
+                  tools:ignore="UnusedAttribute">
 
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -26,16 +32,8 @@
         </activity>
     <service android:name="org.godotengine.godot.GodotDownloaderService" />
 
-
-
-
 $$ADD_APPLICATION_CHUNKS$$
 
     </application>
-    <uses-feature android:glEsVersion="0x00020000" android:required="true" />
-
-$$ADD_PERMISSION_CHUNKS$$
-
-<uses-sdk android:minSdkVersion="18" android:targetSdkVersion="27"/>
 
 </manifest>

platform/android/SCsub

@@ -108,7 +108,7 @@ for x in env.android_asset_dirs:
 gradle_default_config_text = ""
 
 minSdk = 18
-targetSdk = 27
+targetSdk = 28
 
 for x in env.android_default_config:
     if x.startswith("minSdkVersion") and int(x.split(" ")[-1]) < minSdk:

platform/android/build.gradle.template

@@ -5,7 +5,7 @@ buildscript {
 		$$GRADLE_REPOSITORY_URLS$$
 	}
 	dependencies {
-		classpath 'com.android.tools.build:gradle:3.2.0'
+		classpath 'com.android.tools.build:gradle:3.2.1'
 		$$GRADLE_CLASSPATH$$
 	}
 }
@@ -22,6 +22,7 @@ allprojects {
 }
 
 dependencies {
+	implementation "com.android.support:support-core-utils:28.0.0"
 	$$GRADLE_DEPENDENCIES$$
 }
 
@@ -29,10 +30,10 @@ android {
 
 	lintOptions {
 		abortOnError false
-		disable 'MissingTranslation'
+		disable 'MissingTranslation','UnusedResources'
 	}
 
-	compileSdkVersion 27
+	compileSdkVersion 28
 	buildToolsVersion "28.0.3"
 	useLibrary 'org.apache.http.legacy'
 

platform/android/export/export.cpp

@@ -1564,7 +1564,7 @@ public:
 				_fix_resources(p_preset, data);
 			}
 
-			if (file == "res/drawable/icon.png") {
+			if (file == "res/drawable-nodpi-v4/icon.png") {
 				bool found = false;
 				for (unsigned int i = 0; i < sizeof(launcher_icons) / sizeof(launcher_icons[0]); ++i) {
 					String icon_path = String(p_preset->get(launcher_icons[i].option_id)).strip_edges();

platform/android/java/README.md

@@ -0,0 +1,47 @@
+# Third party libraries
+
+
+## Google's vending library
+
+- Upstream: https://github.com/google/play-licensing/tree/master/lvl_library/src/main/java/com/google/android/vending
+- Version: git (eb57657, 2018) with modifications
+- License: Apache 2.0
+
+Overwrite all files under `com/google/android/vending`
+
+### Modify some files to avoid compile error and lint warning
+
+#### com/google/android/vending/licensing/util/Base64.java
+```
+@@ -338,7 +338,8 @@ public class Base64 {
+                        e += 4;
+                }
+ 
+-               assert (e == outBuff.length);
++               if (BuildConfig.DEBUG && e != outBuff.length)
++                       throw new RuntimeException();
+                return outBuff;
+        }
+```
+
+#### com/google/android/vending/licensing/LicenseChecker.java
+```
+@@ -29,8 +29,8 @@ import android.os.RemoteException;
+ import android.provider.Settings.Secure;
+ import android.util.Log;
+ 
+-import com.android.vending.licensing.ILicenseResultListener;
+-import com.android.vending.licensing.ILicensingService;
++import com.google.android.vending.licensing.ILicenseResultListener;
++import com.google.android.vending.licensing.ILicensingService;
+ import com.google.android.vending.licensing.util.Base64;
+ import com.google.android.vending.licensing.util.Base64DecoderException;
+```
+```
+@@ -287,13 +287,15 @@ public class LicenseChecker implements ServiceConnection {
+     if (logResponse) {
+-        String android_id = Secure.getString(mContext.getContentResolver(),
+-                            Secure.ANDROID_ID);
++        String android_id = Secure.ANDROID_ID;
+         Date date = new Date();
+```

platform/android/java/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,5 @@
-#Sat Jul 29 16:10:03 ICT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip

platform/android/java/gradlew

@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/usr/bin/env sh
 
 ##############################################################################
 ##
@@ -6,12 +6,30 @@
 ##
 ##############################################################################
 
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS=""
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
 
 APP_NAME="Gradle"
 APP_BASE_NAME=`basename "$0"`
 
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
 
@@ -30,6 +48,7 @@ die ( ) {
 cygwin=false
 msys=false
 darwin=false
+nonstop=false
 case "`uname`" in
   CYGWIN* )
     cygwin=true
@@ -40,26 +59,11 @@ case "`uname`" in
   MINGW* )
     msys=true
     ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
 esac
 
-# Attempt to set APP_HOME
-# Resolve links: $0 may be a link
-PRG="$0"
-# Need this for relative symlinks.
-while [ -h "$PRG" ] ; do
-    ls=`ls -ld "$PRG"`
-    link=`expr "$ls" : '.*-> \(.*\)$'`
-    if expr "$link" : '/.*' > /dev/null; then
-        PRG="$link"
-    else
-        PRG=`dirname "$PRG"`"/$link"
-    fi
-done
-SAVED="`pwd`"
-cd "`dirname \"$PRG\"`/" >/dev/null
-APP_HOME="`pwd -P`"
-cd "$SAVED" >/dev/null
-
 CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
 # Determine the Java command to use to start the JVM.
@@ -85,7 +89,7 @@ location of your Java installation."
 fi
 
 # Increase the maximum file descriptors if we can.
-if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
     MAX_FD_LIMIT=`ulimit -H -n`
     if [ $? -eq 0 ] ; then
         if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
@@ -150,11 +154,19 @@ if $cygwin ; then
     esac
 fi
 
-# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
-function splitJvmOpts() {
-    JVM_OPTS=("$@")
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
 }
-eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
-JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+APP_ARGS=$(save "$@")
 
-exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
+if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
+  cd "$(dirname "$0")"
+fi
+
+exec "$JAVACMD" "$@"

platform/android/java/gradlew.bat

@@ -8,14 +8,14 @@
 @rem Set local scope for the variables with windows NT shell
 if "%OS%"=="Windows_NT" setlocal
 
-@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-set DEFAULT_JVM_OPTS=
-
 set DIRNAME=%~dp0
 if "%DIRNAME%" == "" set DIRNAME=.
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
 @rem Find java.exe
 if defined JAVA_HOME goto findJavaFromJavaHome
 
@@ -46,10 +46,9 @@ echo location of your Java installation.
 goto fail
 
 :init
-@rem Get command-line arguments, handling Windowz variants
+@rem Get command-line arguments, handling Windows variants
 
 if not "%OS%" == "Windows_NT" goto win9xME_args
-if "%@eval[2+2]" == "4" goto 4NT_args
 
 :win9xME_args
 @rem Slurp the command line arguments.
@@ -60,11 +59,6 @@ set _SKIP=2
 if "x%~1" == "x" goto execute
 
 set CMD_LINE_ARGS=%*
-goto execute
-
-:4NT_args
-@rem Get arguments from the 4NT Shell from JP Software
-set CMD_LINE_ARGS=%$
 
 :execute
 @rem Setup the command line

platform/android/java/res/layout/downloading_expansion.xml

@@ -15,7 +15,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginBottom="10dp"
-            android:layout_marginLeft="5dp"
+            android:layout_marginStart="5dp"
             android:layout_marginTop="10dp"
             android:textStyle="bold" />
 
@@ -23,12 +23,11 @@
             android:id="@+id/downloaderDashboard"
             android:layout_width="fill_parent"
             android:layout_height="wrap_content"
-            android:layout_below="@id/statusText"
             android:orientation="vertical" >
 
             <RelativeLayout
                 android:layout_width="match_parent"
-                android:layout_height="wrap_content"
+                android:layout_height="0dp"
                 android:layout_weight="1" >
 
                 <TextView
@@ -36,18 +35,15 @@
                     style="@android:style/TextAppearance.Small"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:layout_alignParentLeft="true"
-                    android:layout_marginLeft="5dp"
-                    android:text="0MB / 0MB" >
-                </TextView>
+                    android:layout_alignParentStart="true"
+                    android:layout_marginStart="5dp" />
 
                 <TextView
                     android:id="@+id/progressAsPercentage"
                     style="@android:style/TextAppearance.Small"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:layout_alignRight="@+id/progressBar"
-                    android:text="0%" />
+                    android:layout_alignEnd="@+id/progressBar" />
 
                 <ProgressBar
                     android:id="@+id/progressBar"
@@ -58,24 +54,23 @@
                     android:layout_marginBottom="10dp"
                     android:layout_marginLeft="10dp"
                     android:layout_marginRight="10dp"
-                    android:layout_marginTop="10dp"
-                    android:layout_weight="1" />
+                    android:layout_marginTop="10dp" />
 
                 <TextView
                     android:id="@+id/progressAverageSpeed"
                     style="@android:style/TextAppearance.Small"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:layout_alignParentLeft="true"
+                    android:layout_alignParentStart="true"
                     android:layout_below="@+id/progressBar"
-                    android:layout_marginLeft="5dp" />
+                    android:layout_marginStart="5dp" />
 
                 <TextView
                     android:id="@+id/progressTimeRemaining"
                     style="@android:style/TextAppearance.Small"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
-                    android:layout_alignRight="@+id/progressBar"
+                    android:layout_alignEnd="@+id/progressBar"
                     android:layout_below="@+id/progressBar" />
             </RelativeLayout>
 
@@ -85,20 +80,6 @@
                 android:layout_height="wrap_content"
                 android:orientation="horizontal" >
 
-                <Button
-                    android:id="@+id/pauseButton"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_gravity="center_vertical"
-                    android:layout_marginBottom="10dp"
-                    android:layout_marginLeft="10dp"
-                    android:layout_marginRight="5dp"
-                    android:layout_marginTop="10dp"
-                    android:layout_weight="0"
-                    android:minHeight="40dp"
-                    android:minWidth="94dp"
-                    android:text="@string/text_button_pause" />
-
                 <Button
                     android:id="@+id/cancelButton"
                     android:layout_width="wrap_content"
@@ -112,7 +93,23 @@
                     android:minHeight="40dp"
                     android:minWidth="94dp"
                     android:text="@string/text_button_cancel"
-                    android:visibility="gone" />
+                    android:visibility="gone"
+                    style="?android:attr/buttonBarButtonStyle" />
+
+                <Button
+                    android:id="@+id/pauseButton"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"
+                    android:layout_marginBottom="10dp"
+                    android:layout_marginStart="10dp"
+                    android:layout_marginEnd="5dp"
+                    android:layout_marginTop="10dp"
+                    android:layout_weight="0"
+                    android:minHeight="40dp"
+                    android:minWidth="94dp"
+                    android:text="@string/text_button_pause"
+                    style="?android:attr/buttonBarButtonStyle" />
             </LinearLayout>
         </LinearLayout>
     </LinearLayout>
@@ -151,7 +148,8 @@
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
                 android:layout_margin="10dp"
-                android:text="@string/text_button_resume_cellular" />
+                android:text="@string/text_button_resume_cellular"
+                style="?android:attr/buttonBarButtonStyle" />
 
             <Button
                 android:id="@+id/wifiSettingsButton"
@@ -159,7 +157,8 @@
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
                 android:layout_margin="10dp"
-                android:text="@string/text_button_wifi_settings" />
+                android:text="@string/text_button_wifi_settings"
+                style="?android:attr/buttonBarButtonStyle" />
             </LinearLayout>
     </LinearLayout>
 

platform/android/java/res/layout/status_bar_ongoing_event_progress_bar.xml

@@ -17,7 +17,8 @@
 */
 -->
 
-<LinearLayout android:layout_width="match_parent"
+<LinearLayout xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:baselineAligned="false"
     android:orientation="horizontal" android:id="@+id/notificationLayout" xmlns:android="http://schemas.android.com/apk/res/android">
@@ -33,16 +34,17 @@
             android:layout_width="fill_parent"
             android:layout_height="25dp"
             android:scaleType="centerInside"
-            android:layout_alignParentLeft="true"
+            android:layout_alignParentStart="true"
             android:layout_alignParentTop="true"
-            android:src="@android:drawable/stat_sys_download" />
+            android:src="@android:drawable/stat_sys_download"
+            android:contentDescription="@string/godot_project_name_string" />
 
         <TextView
             android:id="@+id/progress_text"
             style="@style/NotificationText"
             android:layout_width="fill_parent"
             android:layout_height="wrap_content"
-            android:layout_alignParentLeft="true"
+            android:layout_alignParentStart="true"
             android:layout_alignParentBottom="true"
             android:layout_gravity="center_horizontal"
             android:singleLine="true"
@@ -56,15 +58,16 @@
         android:clickable="true"
         android:focusable="true"
         android:paddingTop="10dp"
-        android:paddingRight="8dp"
-        android:paddingBottom="8dp" >
+        android:paddingEnd="8dp"
+        android:paddingBottom="8dp"
+        tools:ignore="RtlSymmetry">
 
         <TextView
             android:id="@+id/title"
             style="@style/NotificationTitle"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_alignParentLeft="true"
+            android:layout_alignParentStart="true"
             android:singleLine="true"/>
 
         <TextView
@@ -72,8 +75,9 @@
             style="@style/NotificationText"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_alignParentRight="true"
-            android:singleLine="true"/>
+            android:layout_alignParentEnd="true"
+            android:singleLine="true"
+            tools:ignore="RelativeOverlap" />
         <!-- Only one of progress_bar and paused_text will be visible. -->
 
         <FrameLayout
@@ -87,7 +91,7 @@
                 style="?android:attr/progressBarStyleHorizontal"
                 android:layout_width="fill_parent"
                 android:layout_height="wrap_content"
-                android:paddingRight="25dp" />
+                android:paddingEnd="25dp" />
 
             <TextView
                 android:id="@+id/description"
@@ -95,7 +99,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                android:paddingRight="25dp"
+                android:paddingEnd="25dp"
                 android:singleLine="true" />
         </FrameLayout>
 

platform/android/java/res/values-ko/strings.xml

@@ -30,7 +30,7 @@
     <string name="notification_download_failed">다운로드 실패</string>
 
 
-    <string name="state_unknown">시작중...</string>
+    <string name="state_unknown">시작중…</string>
     <string name="state_idle">다운로드 시작을 기다리는 중</string>
     <string name="state_fetching_url">다운로드할 항목을 찾는 중</string>
     <string name="state_connecting">다운로드 서버에 연결 중</string>

platform/android/java/res/values-v11/styles.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <style name="NotificationTextSecondary" parent="NotificationText">
-        <item name="android:textSize">12sp</item>
-    </style>
-</resources>

platform/android/java/res/values-v9/styles.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <style name="NotificationText" parent="android:TextAppearance.StatusBar.EventContent" />
-    <style name="NotificationTitle" parent="android:TextAppearance.StatusBar.EventContent.Title" />
-</resources>

platform/android/java/res/values/strings.xml

@@ -30,7 +30,7 @@
     <string name="notification_download_failed">Download unsuccessful</string>
 
 
-    <string name="state_unknown">Starting...</string>
+    <string name="state_unknown">Starting…</string>
     <string name="state_idle">Waiting for download to start</string>
     <string name="state_fetching_url">Looking for resources to download</string>
     <string name="state_connecting">Connecting to the download server</string>

platform/android/java/src/com/android/vending/licensing/AESObfuscator.java

@@ -1,110 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.licensing;
-
-import com.google.android.vending.licensing.util.Base64;
-import com.google.android.vending.licensing.util.Base64DecoderException;
-
-import java.io.UnsupportedEncodingException;
-import java.security.GeneralSecurityException;
-import java.security.spec.KeySpec;
-
-import javax.crypto.BadPaddingException;
-import javax.crypto.Cipher;
-import javax.crypto.IllegalBlockSizeException;
-import javax.crypto.SecretKey;
-import javax.crypto.SecretKeyFactory;
-import javax.crypto.spec.IvParameterSpec;
-import javax.crypto.spec.PBEKeySpec;
-import javax.crypto.spec.SecretKeySpec;
-
-/**
- * An Obfuscator that uses AES to encrypt data.
- */
-public class AESObfuscator implements Obfuscator {
-    private static final String UTF8 = "UTF-8";
-    private static final String KEYGEN_ALGORITHM = "PBEWITHSHAAND256BITAES-CBC-BC";
-    private static final String CIPHER_ALGORITHM = "AES/CBC/PKCS5Padding";
-    private static final byte[] IV =
-        { 16, 74, 71, -80, 32, 101, -47, 72, 117, -14, 0, -29, 70, 65, -12, 74 };
-    private static final String header = "com.android.vending.licensing.AESObfuscator-1|";
-
-    private Cipher mEncryptor;
-    private Cipher mDecryptor;
-
-    /**
-     * @param salt an array of random bytes to use for each (un)obfuscation
-     * @param applicationId application identifier, e.g. the package name
-     * @param deviceId device identifier. Use as many sources as possible to
-     *    create this unique identifier.
-     */
-    public AESObfuscator(byte[] salt, String applicationId, String deviceId) {
-        try {
-            SecretKeyFactory factory = SecretKeyFactory.getInstance(KEYGEN_ALGORITHM);
-            KeySpec keySpec =   
-                new PBEKeySpec((applicationId + deviceId).toCharArray(), salt, 1024, 256);
-            SecretKey tmp = factory.generateSecret(keySpec);
-            SecretKey secret = new SecretKeySpec(tmp.getEncoded(), "AES");
-            mEncryptor = Cipher.getInstance(CIPHER_ALGORITHM);
-            mEncryptor.init(Cipher.ENCRYPT_MODE, secret, new IvParameterSpec(IV));
-            mDecryptor = Cipher.getInstance(CIPHER_ALGORITHM);
-            mDecryptor.init(Cipher.DECRYPT_MODE, secret, new IvParameterSpec(IV));
-        } catch (GeneralSecurityException e) {
-            // This can't happen on a compatible Android device.
-            throw new RuntimeException("Invalid environment", e);
-        }
-    }
-
-    public String obfuscate(String original, String key) {
-        if (original == null) {
-            return null;
-        }
-        try {
-            // Header is appended as an integrity check
-            return Base64.encode(mEncryptor.doFinal((header + key + original).getBytes(UTF8)));
-        } catch (UnsupportedEncodingException e) {
-            throw new RuntimeException("Invalid environment", e);
-        } catch (GeneralSecurityException e) {
-            throw new RuntimeException("Invalid environment", e);
-        }
-    }
-
-    public String unobfuscate(String obfuscated, String key) throws ValidationException {
-        if (obfuscated == null) {
-            return null;
-        }
-        try {
-            String result = new String(mDecryptor.doFinal(Base64.decode(obfuscated)), UTF8);
-            // Check for presence of header. This serves as a final integrity check, for cases
-            // where the block size is correct during decryption.
-            int headerIndex = result.indexOf(header+key);
-            if (headerIndex != 0) {
-                throw new ValidationException("Header not found (invalid data or key)" + ":" +
-                        obfuscated);
-            }
-            return result.substring(header.length()+key.length(), result.length());
-        } catch (Base64DecoderException e) {
-            throw new ValidationException(e.getMessage() + ":" + obfuscated);
-        } catch (IllegalBlockSizeException e) {
-            throw new ValidationException(e.getMessage() + ":" + obfuscated);
-        } catch (BadPaddingException e) {
-            throw new ValidationException(e.getMessage() + ":" + obfuscated);
-        } catch (UnsupportedEncodingException e) {
-            throw new RuntimeException("Invalid environment", e);
-        }
-    }
-}

platform/android/java/src/com/android/vending/licensing/APKExpansionPolicy.java

@@ -1,397 +0,0 @@
-
-package com.google.android.vending.licensing;
-
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import org.apache.http.NameValuePair;
-import org.apache.http.client.utils.URLEncodedUtils;
-
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.util.Log;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.Vector;
-
-/**
- * Default policy. All policy decisions are based off of response data received
- * from the licensing service. Specifically, the licensing server sends the
- * following information: response validity period, error retry period, and
- * error retry count.
- * <p>
- * These values will vary based on the the way the application is configured in
- * the Android Market publishing console, such as whether the application is
- * marked as free or is within its refund period, as well as how often an
- * application is checking with the licensing service.
- * <p>
- * Developers who need more fine grained control over their application's
- * licensing policy should implement a custom Policy.
- */
-public class APKExpansionPolicy implements Policy {
-
-    private static final String TAG = "APKExpansionPolicy";
-    private static final String PREFS_FILE = "com.android.vending.licensing.APKExpansionPolicy";
-    private static final String PREF_LAST_RESPONSE = "lastResponse";
-    private static final String PREF_VALIDITY_TIMESTAMP = "validityTimestamp";
-    private static final String PREF_RETRY_UNTIL = "retryUntil";
-    private static final String PREF_MAX_RETRIES = "maxRetries";
-    private static final String PREF_RETRY_COUNT = "retryCount";
-    private static final String DEFAULT_VALIDITY_TIMESTAMP = "0";
-    private static final String DEFAULT_RETRY_UNTIL = "0";
-    private static final String DEFAULT_MAX_RETRIES = "0";
-    private static final String DEFAULT_RETRY_COUNT = "0";
-
-    private static final long MILLIS_PER_MINUTE = 60 * 1000;
-
-    private long mValidityTimestamp;
-    private long mRetryUntil;
-    private long mMaxRetries;
-    private long mRetryCount;
-    private long mLastResponseTime = 0;
-    private int mLastResponse;
-    private PreferenceObfuscator mPreferences;
-    private Vector<String> mExpansionURLs = new Vector<String>();
-    private Vector<String> mExpansionFileNames = new Vector<String>();
-    private Vector<Long> mExpansionFileSizes = new Vector<Long>();
-
-    /**
-     * The design of the protocol supports n files. Currently the market can
-     * only deliver two files. To accommodate this, we have these two constants,
-     * but the order is the only relevant thing here.
-     */
-    public static final int MAIN_FILE_URL_INDEX = 0;
-    public static final int PATCH_FILE_URL_INDEX = 1;
-
-    /**
-     * @param context The context for the current application
-     * @param obfuscator An obfuscator to be used with preferences.
-     */
-    public APKExpansionPolicy(Context context, Obfuscator obfuscator) {
-        // Import old values
-        SharedPreferences sp = context.getSharedPreferences(PREFS_FILE, Context.MODE_PRIVATE);
-        mPreferences = new PreferenceObfuscator(sp, obfuscator);
-        mLastResponse = Integer.parseInt(
-                mPreferences.getString(PREF_LAST_RESPONSE, Integer.toString(Policy.RETRY)));
-        mValidityTimestamp = Long.parseLong(mPreferences.getString(PREF_VALIDITY_TIMESTAMP,
-                DEFAULT_VALIDITY_TIMESTAMP));
-        mRetryUntil = Long.parseLong(mPreferences.getString(PREF_RETRY_UNTIL, DEFAULT_RETRY_UNTIL));
-        mMaxRetries = Long.parseLong(mPreferences.getString(PREF_MAX_RETRIES, DEFAULT_MAX_RETRIES));
-        mRetryCount = Long.parseLong(mPreferences.getString(PREF_RETRY_COUNT, DEFAULT_RETRY_COUNT));
-    }
-
-    /**
-     * We call this to guarantee that we fetch a fresh policy from the server.
-     * This is to be used if the URL is invalid.
-     */
-    public void resetPolicy() {
-        mPreferences.putString(PREF_LAST_RESPONSE, Integer.toString(Policy.RETRY));
-        setRetryUntil(DEFAULT_RETRY_UNTIL);
-        setMaxRetries(DEFAULT_MAX_RETRIES);
-        setRetryCount(Long.parseLong(DEFAULT_RETRY_COUNT));
-        setValidityTimestamp(DEFAULT_VALIDITY_TIMESTAMP);
-        mPreferences.commit();
-    }
-
-    /**
-     * Process a new response from the license server.
-     * <p>
-     * This data will be used for computing future policy decisions. The
-     * following parameters are processed:
-     * <ul>
-     * <li>VT: the timestamp that the client should consider the response valid
-     * until
-     * <li>GT: the timestamp that the client should ignore retry errors until
-     * <li>GR: the number of retry errors that the client should ignore
-     * </ul>
-     * 
-     * @param response the result from validating the server response
-     * @param rawData the raw server response data
-     */
-    public void processServerResponse(int response,
-            com.google.android.vending.licensing.ResponseData rawData) {
-
-        // Update retry counter
-        if (response != Policy.RETRY) {
-            setRetryCount(0);
-        } else {
-            setRetryCount(mRetryCount + 1);
-        }
-
-        if (response == Policy.LICENSED) {
-            // Update server policy data
-            Map<String, String> extras = decodeExtras(rawData.extra);
-            mLastResponse = response;
-            setValidityTimestamp(Long.toString(System.currentTimeMillis() + MILLIS_PER_MINUTE));
-            Set<String> keys = extras.keySet();
-            for (String key : keys) {
-                if (key.equals("VT")) {
-                    setValidityTimestamp(extras.get(key));
-                } else if (key.equals("GT")) {
-                    setRetryUntil(extras.get(key));
-                } else if (key.equals("GR")) {
-                    setMaxRetries(extras.get(key));
-                } else if (key.startsWith("FILE_URL")) {
-                    int index = Integer.parseInt(key.substring("FILE_URL".length())) - 1;
-                    setExpansionURL(index, extras.get(key));
-                } else if (key.startsWith("FILE_NAME")) {
-                    int index = Integer.parseInt(key.substring("FILE_NAME".length())) - 1;
-                    setExpansionFileName(index, extras.get(key));
-                } else if (key.startsWith("FILE_SIZE")) {
-                    int index = Integer.parseInt(key.substring("FILE_SIZE".length())) - 1;
-                    setExpansionFileSize(index, Long.parseLong(extras.get(key)));
-                }
-            }
-        } else if (response == Policy.NOT_LICENSED) {
-            // Clear out stale policy data
-            setValidityTimestamp(DEFAULT_VALIDITY_TIMESTAMP);
-            setRetryUntil(DEFAULT_RETRY_UNTIL);
-            setMaxRetries(DEFAULT_MAX_RETRIES);
-        }
-
-        setLastResponse(response);
-        mPreferences.commit();
-    }
-
-    /**
-     * Set the last license response received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     * 
-     * @param l the response
-     */
-    private void setLastResponse(int l) {
-        mLastResponseTime = System.currentTimeMillis();
-        mLastResponse = l;
-        mPreferences.putString(PREF_LAST_RESPONSE, Integer.toString(l));
-    }
-
-    /**
-     * Set the current retry count and add to preferences. You must manually
-     * call PreferenceObfuscator.commit() to commit these changes to disk.
-     * 
-     * @param c the new retry count
-     */
-    private void setRetryCount(long c) {
-        mRetryCount = c;
-        mPreferences.putString(PREF_RETRY_COUNT, Long.toString(c));
-    }
-
-    public long getRetryCount() {
-        return mRetryCount;
-    }
-
-    /**
-     * Set the last validity timestamp (VT) received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     * 
-     * @param validityTimestamp the VT string received
-     */
-    private void setValidityTimestamp(String validityTimestamp) {
-        Long lValidityTimestamp;
-        try {
-            lValidityTimestamp = Long.parseLong(validityTimestamp);
-        } catch (NumberFormatException e) {
-            // No response or not parseable, expire in one minute.
-            Log.w(TAG, "License validity timestamp (VT) missing, caching for a minute");
-            lValidityTimestamp = System.currentTimeMillis() + MILLIS_PER_MINUTE;
-            validityTimestamp = Long.toString(lValidityTimestamp);
-        }
-
-        mValidityTimestamp = lValidityTimestamp;
-        mPreferences.putString(PREF_VALIDITY_TIMESTAMP, validityTimestamp);
-    }
-
-    public long getValidityTimestamp() {
-        return mValidityTimestamp;
-    }
-
-    /**
-     * Set the retry until timestamp (GT) received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     * 
-     * @param retryUntil the GT string received
-     */
-    private void setRetryUntil(String retryUntil) {
-        Long lRetryUntil;
-        try {
-            lRetryUntil = Long.parseLong(retryUntil);
-        } catch (NumberFormatException e) {
-            // No response or not parseable, expire immediately
-            Log.w(TAG, "License retry timestamp (GT) missing, grace period disabled");
-            retryUntil = "0";
-            lRetryUntil = 0l;
-        }
-
-        mRetryUntil = lRetryUntil;
-        mPreferences.putString(PREF_RETRY_UNTIL, retryUntil);
-    }
-
-    public long getRetryUntil() {
-        return mRetryUntil;
-    }
-
-    /**
-     * Set the max retries value (GR) as received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     * 
-     * @param maxRetries the GR string received
-     */
-    private void setMaxRetries(String maxRetries) {
-        Long lMaxRetries;
-        try {
-            lMaxRetries = Long.parseLong(maxRetries);
-        } catch (NumberFormatException e) {
-            // No response or not parseable, expire immediately
-            Log.w(TAG, "Licence retry count (GR) missing, grace period disabled");
-            maxRetries = "0";
-            lMaxRetries = 0l;
-        }
-
-        mMaxRetries = lMaxRetries;
-        mPreferences.putString(PREF_MAX_RETRIES, maxRetries);
-    }
-
-    public long getMaxRetries() {
-        return mMaxRetries;
-    }
-
-    /**
-     * Gets the count of expansion URLs. Since expansionURLs are not committed
-     * to preferences, this will return zero if there has been no LVL fetch
-     * in the current session.
-     * 
-     * @return the number of expansion URLs. (0,1,2)
-     */
-    public int getExpansionURLCount() {
-        return mExpansionURLs.size();
-    }
-
-    /**
-     * Gets the expansion URL. Since these URLs are not committed to
-     * preferences, this will always return null if there has not been an LVL
-     * fetch in the current session.
-     * 
-     * @param index the index of the URL to fetch. This value will be either
-     *            MAIN_FILE_URL_INDEX or PATCH_FILE_URL_INDEX
-     * @param URL the URL to set
-     */
-    public String getExpansionURL(int index) {
-        if (index < mExpansionURLs.size()) {
-            return mExpansionURLs.elementAt(index);
-        }
-        return null;
-    }
-
-    /**
-     * Sets the expansion URL. Expansion URL's are not committed to preferences,
-     * but are instead intended to be stored when the license response is
-     * processed by the front-end.
-     * 
-     * @param index the index of the expansion URL. This value will be either
-     *            MAIN_FILE_URL_INDEX or PATCH_FILE_URL_INDEX
-     * @param URL the URL to set
-     */
-    public void setExpansionURL(int index, String URL) {
-        if (index >= mExpansionURLs.size()) {
-            mExpansionURLs.setSize(index + 1);
-        }
-        mExpansionURLs.set(index, URL);
-    }
-
-    public String getExpansionFileName(int index) {
-        if (index < mExpansionFileNames.size()) {
-            return mExpansionFileNames.elementAt(index);
-        }
-        return null;
-    }
-
-    public void setExpansionFileName(int index, String name) {
-        if (index >= mExpansionFileNames.size()) {
-            mExpansionFileNames.setSize(index + 1);
-        }
-        mExpansionFileNames.set(index, name);
-    }
-
-    public long getExpansionFileSize(int index) {
-        if (index < mExpansionFileSizes.size()) {
-            return mExpansionFileSizes.elementAt(index);
-        }
-        return -1;
-    }
-
-    public void setExpansionFileSize(int index, long size) {
-        if (index >= mExpansionFileSizes.size()) {
-            mExpansionFileSizes.setSize(index + 1);
-        }
-        mExpansionFileSizes.set(index, size);
-    }
-
-    /**
-     * {@inheritDoc} This implementation allows access if either:<br>
-     * <ol>
-     * <li>a LICENSED response was received within the validity period
-     * <li>a RETRY response was received in the last minute, and we are under
-     * the RETRY count or in the RETRY period.
-     * </ol>
-     */
-    public boolean allowAccess() {
-        long ts = System.currentTimeMillis();
-        if (mLastResponse == Policy.LICENSED) {
-            // Check if the LICENSED response occurred within the validity
-            // timeout.
-            if (ts <= mValidityTimestamp) {
-                // Cached LICENSED response is still valid.
-                return true;
-            }
-        } else if (mLastResponse == Policy.RETRY &&
-                ts < mLastResponseTime + MILLIS_PER_MINUTE) {
-            // Only allow access if we are within the retry period or we haven't
-            // used up our
-            // max retries.
-            return (ts <= mRetryUntil || mRetryCount <= mMaxRetries);
-        }
-        return false;
-    }
-
-    private Map<String, String> decodeExtras(String extras) {
-        Map<String, String> results = new HashMap<String, String>();
-        try {
-            URI rawExtras = new URI("?" + extras);
-            List<NameValuePair> extraList = URLEncodedUtils.parse(rawExtras, "UTF-8");
-            for (NameValuePair item : extraList) {
-                String name = item.getName();
-                int i = 0;
-                while (results.containsKey(name)) {
-                    name = item.getName() + ++i;
-                }
-                results.put(name, item.getValue());
-            }
-        } catch (URISyntaxException e) {
-            Log.w(TAG, "Invalid syntax error while decoding extras data from server.");
-        }
-        return results;
-    }
-
-}

platform/android/java/src/com/android/vending/licensing/ILicenseResultListener.java

@@ -1,115 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
-*/
-
-/*
- * This file is auto-generated.  DO NOT MODIFY.
- * Original file: aidl/ILicenseResultListener.aidl
- */
-package com.google.android.vending.licensing;
-import java.lang.String;
-import android.os.RemoteException;
-import android.os.IBinder;
-import android.os.IInterface;
-import android.os.Binder;
-import android.os.Parcel;
-public interface ILicenseResultListener extends android.os.IInterface
-{
-/** Local-side IPC implementation stub class. */
-public static abstract class Stub extends android.os.Binder implements com.google.android.vending.licensing.ILicenseResultListener
-{
-private static final java.lang.String DESCRIPTOR = "com.android.vending.licensing.ILicenseResultListener";
-/** Construct the stub at attach it to the interface. */
-public Stub()
-{
-this.attachInterface(this, DESCRIPTOR);
-}
-/**
- * Cast an IBinder object into an ILicenseResultListener interface,
- * generating a proxy if needed.
- */
-public static com.google.android.vending.licensing.ILicenseResultListener asInterface(android.os.IBinder obj)
-{
-if ((obj==null)) {
-return null;
-}
-android.os.IInterface iin = (android.os.IInterface)obj.queryLocalInterface(DESCRIPTOR);
-if (((iin!=null)&&(iin instanceof com.google.android.vending.licensing.ILicenseResultListener))) {
-return ((com.google.android.vending.licensing.ILicenseResultListener)iin);
-}
-return new com.google.android.vending.licensing.ILicenseResultListener.Stub.Proxy(obj);
-}
-public android.os.IBinder asBinder()
-{
-return this;
-}
-public boolean onTransact(int code, android.os.Parcel data, android.os.Parcel reply, int flags) throws android.os.RemoteException
-{
-switch (code)
-{
-case INTERFACE_TRANSACTION:
-{
-reply.writeString(DESCRIPTOR);
-return true;
-}
-case TRANSACTION_verifyLicense:
-{
-data.enforceInterface(DESCRIPTOR);
-int _arg0;
-_arg0 = data.readInt();
-java.lang.String _arg1;
-_arg1 = data.readString();
-java.lang.String _arg2;
-_arg2 = data.readString();
-this.verifyLicense(_arg0, _arg1, _arg2);
-return true;
-}
-}
-return super.onTransact(code, data, reply, flags);
-}
-private static class Proxy implements com.google.android.vending.licensing.ILicenseResultListener
-{
-private android.os.IBinder mRemote;
-Proxy(android.os.IBinder remote)
-{
-mRemote = remote;
-}
-public android.os.IBinder asBinder()
-{
-return mRemote;
-}
-public java.lang.String getInterfaceDescriptor()
-{
-return DESCRIPTOR;
-}
-public void verifyLicense(int responseCode, java.lang.String signedData, java.lang.String signature) throws android.os.RemoteException
-{
-android.os.Parcel _data = android.os.Parcel.obtain();
-try {
-_data.writeInterfaceToken(DESCRIPTOR);
-_data.writeInt(responseCode);
-_data.writeString(signedData);
-_data.writeString(signature);
-mRemote.transact(Stub.TRANSACTION_verifyLicense, _data, null, IBinder.FLAG_ONEWAY);
-}
-finally {
-_data.recycle();
-}
-}
-}
-static final int TRANSACTION_verifyLicense = (IBinder.FIRST_CALL_TRANSACTION + 0);
-}
-public void verifyLicense(int responseCode, java.lang.String signedData, java.lang.String signature) throws android.os.RemoteException;
-}

platform/android/java/src/com/android/vending/licensing/ILicensingService.java

@@ -1,115 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
-*/
-
-/*
- * This file is auto-generated.  DO NOT MODIFY.
- * Original file: aidl/ILicensingService.aidl
- */
-package com.google.android.vending.licensing;
-import java.lang.String;
-import android.os.RemoteException;
-import android.os.IBinder;
-import android.os.IInterface;
-import android.os.Binder;
-import android.os.Parcel;
-public interface ILicensingService extends android.os.IInterface
-{
-/** Local-side IPC implementation stub class. */
-public static abstract class Stub extends android.os.Binder implements com.google.android.vending.licensing.ILicensingService
-{
-private static final java.lang.String DESCRIPTOR = "com.android.vending.licensing.ILicensingService";
-/** Construct the stub at attach it to the interface. */
-public Stub()
-{
-this.attachInterface(this, DESCRIPTOR);
-}
-/**
- * Cast an IBinder object into an ILicensingService interface,
- * generating a proxy if needed.
- */
-public static com.google.android.vending.licensing.ILicensingService asInterface(android.os.IBinder obj)
-{
-if ((obj==null)) {
-return null;
-}
-android.os.IInterface iin = (android.os.IInterface)obj.queryLocalInterface(DESCRIPTOR);
-if (((iin!=null)&&(iin instanceof com.google.android.vending.licensing.ILicensingService))) {
-return ((com.google.android.vending.licensing.ILicensingService)iin);
-}
-return new com.google.android.vending.licensing.ILicensingService.Stub.Proxy(obj);
-}
-public android.os.IBinder asBinder()
-{
-return this;
-}
-public boolean onTransact(int code, android.os.Parcel data, android.os.Parcel reply, int flags) throws android.os.RemoteException
-{
-switch (code)
-{
-case INTERFACE_TRANSACTION:
-{
-reply.writeString(DESCRIPTOR);
-return true;
-}
-case TRANSACTION_checkLicense:
-{
-data.enforceInterface(DESCRIPTOR);
-long _arg0;
-_arg0 = data.readLong();
-java.lang.String _arg1;
-_arg1 = data.readString();
-com.google.android.vending.licensing.ILicenseResultListener _arg2;
-_arg2 = com.google.android.vending.licensing.ILicenseResultListener.Stub.asInterface(data.readStrongBinder());
-this.checkLicense(_arg0, _arg1, _arg2);
-return true;
-}
-}
-return super.onTransact(code, data, reply, flags);
-}
-private static class Proxy implements com.google.android.vending.licensing.ILicensingService
-{
-private android.os.IBinder mRemote;
-Proxy(android.os.IBinder remote)
-{
-mRemote = remote;
-}
-public android.os.IBinder asBinder()
-{
-return mRemote;
-}
-public java.lang.String getInterfaceDescriptor()
-{
-return DESCRIPTOR;
-}
-public void checkLicense(long nonce, java.lang.String packageName, com.google.android.vending.licensing.ILicenseResultListener listener) throws android.os.RemoteException
-{
-android.os.Parcel _data = android.os.Parcel.obtain();
-try {
-_data.writeInterfaceToken(DESCRIPTOR);
-_data.writeLong(nonce);
-_data.writeString(packageName);
-_data.writeStrongBinder((((listener!=null))?(listener.asBinder()):(null)));
-mRemote.transact(Stub.TRANSACTION_checkLicense, _data, null, IBinder.FLAG_ONEWAY);
-}
-finally {
-_data.recycle();
-}
-}
-}
-static final int TRANSACTION_checkLicense = (IBinder.FIRST_CALL_TRANSACTION + 0);
-}
-public void checkLicense(long nonce, java.lang.String packageName, com.google.android.vending.licensing.ILicenseResultListener listener) throws android.os.RemoteException;
-}

platform/android/java/src/com/android/vending/licensing/LicenseChecker.java

@@ -1,351 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.licensing;
-
-import com.google.android.vending.licensing.util.Base64;
-import com.google.android.vending.licensing.util.Base64DecoderException;
-
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.ServiceConnection;
-import android.content.pm.PackageManager.NameNotFoundException;
-import android.os.Handler;
-import android.os.HandlerThread;
-import android.os.IBinder;
-import android.os.RemoteException;
-import android.provider.Settings.Secure;
-import android.util.Log;
-
-import java.security.KeyFactory;
-import java.security.NoSuchAlgorithmException;
-import java.security.PublicKey;
-import java.security.SecureRandom;
-import java.security.spec.InvalidKeySpecException;
-import java.security.spec.X509EncodedKeySpec;
-import java.util.Date;
-import java.util.HashSet;
-import java.util.LinkedList;
-import java.util.Queue;
-import java.util.Set;
-
-/**
- * Client library for Android Market license verifications.
- * <p>
- * The LicenseChecker is configured via a {@link Policy} which contains the
- * logic to determine whether a user should have access to the application. For
- * example, the Policy can define a threshold for allowable number of server or
- * client failures before the library reports the user as not having access.
- * <p>
- * Must also provide the Base64-encoded RSA public key associated with your
- * developer account. The public key is obtainable from the publisher site.
- */
-public class LicenseChecker implements ServiceConnection {
-    private static final String TAG = "LicenseChecker";
-
-    private static final String KEY_FACTORY_ALGORITHM = "RSA";
-
-    // Timeout value (in milliseconds) for calls to service.
-    private static final int TIMEOUT_MS = 10 * 1000;
-
-    private static final SecureRandom RANDOM = new SecureRandom();
-    private static final boolean DEBUG_LICENSE_ERROR = false;
-
-    private ILicensingService mService;
-
-    private PublicKey mPublicKey;
-    private final Context mContext;
-    private final Policy mPolicy;
-    /**
-     * A handler for running tasks on a background thread. We don't want license
-     * processing to block the UI thread.
-     */
-    private Handler mHandler;
-    private final String mPackageName;
-    private final String mVersionCode;
-    private final Set<LicenseValidator> mChecksInProgress = new HashSet<LicenseValidator>();
-    private final Queue<LicenseValidator> mPendingChecks = new LinkedList<LicenseValidator>();
-
-    /**
-     * @param context a Context
-     * @param policy implementation of Policy
-     * @param encodedPublicKey Base64-encoded RSA public key
-     * @throws IllegalArgumentException if encodedPublicKey is invalid
-     */
-    public LicenseChecker(Context context, Policy policy, String encodedPublicKey) {
-        mContext = context;
-        mPolicy = policy;
-        mPublicKey = generatePublicKey(encodedPublicKey);
-        mPackageName = mContext.getPackageName();
-        mVersionCode = getVersionCode(context, mPackageName);
-        HandlerThread handlerThread = new HandlerThread("background thread");
-        handlerThread.start();
-        mHandler = new Handler(handlerThread.getLooper());
-    }
-
-    /**
-     * Generates a PublicKey instance from a string containing the
-     * Base64-encoded public key.
-     * 
-     * @param encodedPublicKey Base64-encoded public key
-     * @throws IllegalArgumentException if encodedPublicKey is invalid
-     */
-    private static PublicKey generatePublicKey(String encodedPublicKey) {
-        try {
-            byte[] decodedKey = Base64.decode(encodedPublicKey);
-            KeyFactory keyFactory = KeyFactory.getInstance(KEY_FACTORY_ALGORITHM);
-
-            return keyFactory.generatePublic(new X509EncodedKeySpec(decodedKey));
-        } catch (NoSuchAlgorithmException e) {
-            // This won't happen in an Android-compatible environment.
-            throw new RuntimeException(e);
-        } catch (Base64DecoderException e) {
-            Log.e(TAG, "Could not decode from Base64.");
-            throw new IllegalArgumentException(e);
-        } catch (InvalidKeySpecException e) {
-            Log.e(TAG, "Invalid key specification.");
-            throw new IllegalArgumentException(e);
-        }
-    }
-
-    /**
-     * Checks if the user should have access to the app.  Binds the service if necessary.
-     * <p>
-     * NOTE: This call uses a trivially obfuscated string (base64-encoded).  For best security,
-     * we recommend obfuscating the string that is passed into bindService using another method
-     * of your own devising.
-     * <p>
-     * source string: "com.android.vending.licensing.ILicensingService"
-     * <p>
-     * @param callback
-     */
-    public synchronized void checkAccess(LicenseCheckerCallback callback) {
-        // If we have a valid recent LICENSED response, we can skip asking
-        // Market.
-        if (mPolicy.allowAccess()) {
-            Log.i(TAG, "Using cached license response");
-            callback.allow(Policy.LICENSED);
-        } else {
-            LicenseValidator validator = new LicenseValidator(mPolicy, new NullDeviceLimiter(),
-                    callback, generateNonce(), mPackageName, mVersionCode);
-
-            if (mService == null) {
-                Log.i(TAG, "Binding to licensing service.");
-                try {
-                    Intent serviceIntent = new Intent(new String(Base64.decode("Y29tLmFuZHJvaWQudmVuZGluZy5saWNlbnNpbmcuSUxpY2Vuc2luZ1NlcnZpY2U=")));
-					serviceIntent.setPackage("com.android.vending");
-                    boolean bindResult = mContext
-                            .bindService(
-                                    serviceIntent,
-                                    this, // ServiceConnection.
-                                    Context.BIND_AUTO_CREATE);
-
-                    if (bindResult) {
-                        mPendingChecks.offer(validator);
-                    } else {
-                        Log.e(TAG, "Could not bind to service.");
-                        handleServiceConnectionError(validator);
-                    }
-                } catch (SecurityException e) {
-                    callback.applicationError(LicenseCheckerCallback.ERROR_MISSING_PERMISSION);
-                } catch (Base64DecoderException e) {
-                    e.printStackTrace();
-                }
-            } else {
-                mPendingChecks.offer(validator);
-                runChecks();
-            }
-        }
-    }
-
-    private void runChecks() {
-        LicenseValidator validator;
-        while ((validator = mPendingChecks.poll()) != null) {
-            try {
-                Log.i(TAG, "Calling checkLicense on service for " + validator.getPackageName());
-                mService.checkLicense(
-                        validator.getNonce(), validator.getPackageName(),
-                        new ResultListener(validator));
-                mChecksInProgress.add(validator);
-            } catch (RemoteException e) {
-                Log.w(TAG, "RemoteException in checkLicense call.", e);
-                handleServiceConnectionError(validator);
-            }
-        }
-    }
-
-    private synchronized void finishCheck(LicenseValidator validator) {
-        mChecksInProgress.remove(validator);
-        if (mChecksInProgress.isEmpty()) {
-            cleanupService();
-        }
-    }
-
-    private class ResultListener extends ILicenseResultListener.Stub {
-        private final LicenseValidator mValidator;
-        private Runnable mOnTimeout;
-
-        public ResultListener(LicenseValidator validator) {
-            mValidator = validator;
-            mOnTimeout = new Runnable() {
-                public void run() {
-                    Log.i(TAG, "Check timed out.");
-                    handleServiceConnectionError(mValidator);
-                    finishCheck(mValidator);
-                }
-            };
-            startTimeout();
-        }
-
-        private static final int ERROR_CONTACTING_SERVER = 0x101;
-        private static final int ERROR_INVALID_PACKAGE_NAME = 0x102;
-        private static final int ERROR_NON_MATCHING_UID = 0x103;
-
-        // Runs in IPC thread pool. Post it to the Handler, so we can guarantee
-        // either this or the timeout runs.
-        public void verifyLicense(final int responseCode, final String signedData,
-                final String signature) {
-            mHandler.post(new Runnable() {
-                public void run() {
-                    Log.i(TAG, "Received response.");
-                    // Make sure it hasn't already timed out.
-                    if (mChecksInProgress.contains(mValidator)) {
-                        clearTimeout();
-                        mValidator.verify(mPublicKey, responseCode, signedData, signature);
-                        finishCheck(mValidator);
-                    }
-                    if (DEBUG_LICENSE_ERROR) {
-                        boolean logResponse;
-                        String stringError = null;
-                        switch (responseCode) {
-                            case ERROR_CONTACTING_SERVER:
-                                logResponse = true;
-                                stringError = "ERROR_CONTACTING_SERVER";
-                                break;
-                            case ERROR_INVALID_PACKAGE_NAME:
-                                logResponse = true;
-                                stringError = "ERROR_INVALID_PACKAGE_NAME";
-                                break;
-                            case ERROR_NON_MATCHING_UID:
-                                logResponse = true;
-                                stringError = "ERROR_NON_MATCHING_UID";
-                                break;
-                            default:
-                                logResponse = false;
-                        }
-
-                        if (logResponse) {
-                            String android_id = Secure.getString(mContext.getContentResolver(),
-                                    Secure.ANDROID_ID);
-                            Date date = new Date();
-                            Log.d(TAG, "Server Failure: " + stringError);
-                            Log.d(TAG, "Android ID: " + android_id);
-                            Log.d(TAG, "Time: " + date.toGMTString());
-                        }
-                    }
-
-                }
-            });
-        }
-
-        private void startTimeout() {
-            Log.i(TAG, "Start monitoring timeout.");
-            mHandler.postDelayed(mOnTimeout, TIMEOUT_MS);
-        }
-
-        private void clearTimeout() {
-            Log.i(TAG, "Clearing timeout.");
-            mHandler.removeCallbacks(mOnTimeout);
-        }
-    }
-
-    public synchronized void onServiceConnected(ComponentName name, IBinder service) {
-        mService = ILicensingService.Stub.asInterface(service);
-        runChecks();
-    }
-
-    public synchronized void onServiceDisconnected(ComponentName name) {
-        // Called when the connection with the service has been
-        // unexpectedly disconnected. That is, Market crashed.
-        // If there are any checks in progress, the timeouts will handle them.
-        Log.w(TAG, "Service unexpectedly disconnected.");
-        mService = null;
-    }
-
-    /**
-     * Generates policy response for service connection errors, as a result of
-     * disconnections or timeouts.
-     */
-    private synchronized void handleServiceConnectionError(LicenseValidator validator) {
-        mPolicy.processServerResponse(Policy.RETRY, null);
-
-        if (mPolicy.allowAccess()) {
-            validator.getCallback().allow(Policy.RETRY);
-        } else {
-            validator.getCallback().dontAllow(Policy.RETRY);
-        }
-    }
-
-    /** Unbinds service if necessary and removes reference to it. */
-    private void cleanupService() {
-        if (mService != null) {
-            try {
-                mContext.unbindService(this);
-            } catch (IllegalArgumentException e) {
-                // Somehow we've already been unbound. This is a non-fatal
-                // error.
-                Log.e(TAG, "Unable to unbind from licensing service (already unbound)");
-            }
-            mService = null;
-        }
-    }
-
-    /**
-     * Inform the library that the context is about to be destroyed, so that any
-     * open connections can be cleaned up.
-     * <p>
-     * Failure to call this method can result in a crash under certain
-     * circumstances, such as during screen rotation if an Activity requests the
-     * license check or when the user exits the application.
-     */
-    public synchronized void onDestroy() {
-        cleanupService();
-        mHandler.getLooper().quit();
-    }
-
-    /** Generates a nonce (number used once). */
-    private int generateNonce() {
-        return RANDOM.nextInt();
-    }
-
-    /**
-     * Get version code for the application package name.
-     * 
-     * @param context
-     * @param packageName application package name
-     * @return the version code or empty string if package not found
-     */
-    private static String getVersionCode(Context context, String packageName) {
-        try {
-            return String.valueOf(context.getPackageManager().getPackageInfo(packageName, 0).
-                    versionCode);
-        } catch (NameNotFoundException e) {
-            Log.e(TAG, "Package not found. could not get version code.");
-            return "";
-        }
-    }
-}

platform/android/java/src/com/android/vending/licensing/LicenseValidator.java

@@ -1,224 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.licensing;
-
-import com.google.android.vending.licensing.util.Base64;
-import com.google.android.vending.licensing.util.Base64DecoderException;
-
-import android.text.TextUtils;
-import android.util.Log;
-
-import java.security.InvalidKeyException;
-import java.security.NoSuchAlgorithmException;
-import java.security.PublicKey;
-import java.security.Signature;
-import java.security.SignatureException;
-
-/**
- * Contains data related to a licensing request and methods to verify
- * and process the response.
- */
-class LicenseValidator {
-    private static final String TAG = "LicenseValidator";
-
-    // Server response codes.
-    private static final int LICENSED = 0x0;
-    private static final int NOT_LICENSED = 0x1;
-    private static final int LICENSED_OLD_KEY = 0x2;
-    private static final int ERROR_NOT_MARKET_MANAGED = 0x3;
-    private static final int ERROR_SERVER_FAILURE = 0x4;
-    private static final int ERROR_OVER_QUOTA = 0x5;
-
-    private static final int ERROR_CONTACTING_SERVER = 0x101;
-    private static final int ERROR_INVALID_PACKAGE_NAME = 0x102;
-    private static final int ERROR_NON_MATCHING_UID = 0x103;
-
-    private final Policy mPolicy;
-    private final LicenseCheckerCallback mCallback;
-    private final int mNonce;
-    private final String mPackageName;
-    private final String mVersionCode;
-    private final DeviceLimiter mDeviceLimiter;
-
-    LicenseValidator(Policy policy, DeviceLimiter deviceLimiter, LicenseCheckerCallback callback,
-             int nonce, String packageName, String versionCode) {
-        mPolicy = policy;
-        mDeviceLimiter = deviceLimiter;
-        mCallback = callback;
-        mNonce = nonce;
-        mPackageName = packageName;
-        mVersionCode = versionCode;
-    }
-
-    public LicenseCheckerCallback getCallback() {
-        return mCallback;
-    }
-
-    public int getNonce() {
-        return mNonce;
-    }
-
-    public String getPackageName() {
-        return mPackageName;
-    }
-
-    private static final String SIGNATURE_ALGORITHM = "SHA1withRSA";
-
-    /**
-     * Verifies the response from server and calls appropriate callback method.
-     *
-     * @param publicKey public key associated with the developer account
-     * @param responseCode server response code
-     * @param signedData signed data from server
-     * @param signature server signature
-     */
-    public void verify(PublicKey publicKey, int responseCode, String signedData, String signature) {
-        String userId = null;
-        // Skip signature check for unsuccessful requests
-        ResponseData data = null;
-        if (responseCode == LICENSED || responseCode == NOT_LICENSED ||
-                responseCode == LICENSED_OLD_KEY) {
-            // Verify signature.
-            try {
-                Signature sig = Signature.getInstance(SIGNATURE_ALGORITHM);
-                sig.initVerify(publicKey);
-                sig.update(signedData.getBytes());
-
-                if (!sig.verify(Base64.decode(signature))) {
-                    Log.e(TAG, "Signature verification failed.");
-                    handleInvalidResponse();
-                    return;
-                }
-            } catch (NoSuchAlgorithmException e) {
-                // This can't happen on an Android compatible device.
-                throw new RuntimeException(e);
-            } catch (InvalidKeyException e) {
-                handleApplicationError(LicenseCheckerCallback.ERROR_INVALID_PUBLIC_KEY);
-                return;
-            } catch (SignatureException e) {
-                throw new RuntimeException(e);
-            } catch (Base64DecoderException e) {
-                Log.e(TAG, "Could not Base64-decode signature.");
-                handleInvalidResponse();
-                return;
-            }
-
-            // Parse and validate response.
-            try {
-                data = ResponseData.parse(signedData);
-            } catch (IllegalArgumentException e) {
-                Log.e(TAG, "Could not parse response.");
-                handleInvalidResponse();
-                return;
-            }
-
-            if (data.responseCode != responseCode) {
-                Log.e(TAG, "Response codes don't match.");
-                handleInvalidResponse();
-                return;
-            }
-
-            if (data.nonce != mNonce) {
-                Log.e(TAG, "Nonce doesn't match.");
-                handleInvalidResponse();
-                return;
-            }
-
-            if (!data.packageName.equals(mPackageName)) {
-                Log.e(TAG, "Package name doesn't match.");
-                handleInvalidResponse();
-                return;
-            }
-
-            if (!data.versionCode.equals(mVersionCode)) {
-                Log.e(TAG, "Version codes don't match.");
-                handleInvalidResponse();
-                return;
-            }
-
-            // Application-specific user identifier.
-            userId = data.userId;
-            if (TextUtils.isEmpty(userId)) {
-                Log.e(TAG, "User identifier is empty.");
-                handleInvalidResponse();
-                return;
-            }
-        }
-
-        switch (responseCode) {
-            case LICENSED:
-            case LICENSED_OLD_KEY:
-                int limiterResponse = mDeviceLimiter.isDeviceAllowed(userId);
-                handleResponse(limiterResponse, data);
-                break;
-            case NOT_LICENSED:
-                handleResponse(Policy.NOT_LICENSED, data);
-                break;
-            case ERROR_CONTACTING_SERVER:
-                Log.w(TAG, "Error contacting licensing server.");
-                handleResponse(Policy.RETRY, data);
-                break;
-            case ERROR_SERVER_FAILURE:
-                Log.w(TAG, "An error has occurred on the licensing server.");
-                handleResponse(Policy.RETRY, data);
-                break;
-            case ERROR_OVER_QUOTA:
-                Log.w(TAG, "Licensing server is refusing to talk to this device, over quota.");
-                handleResponse(Policy.RETRY, data);
-                break;
-            case ERROR_INVALID_PACKAGE_NAME:
-                handleApplicationError(LicenseCheckerCallback.ERROR_INVALID_PACKAGE_NAME);
-                break;
-            case ERROR_NON_MATCHING_UID:
-                handleApplicationError(LicenseCheckerCallback.ERROR_NON_MATCHING_UID);
-                break;
-            case ERROR_NOT_MARKET_MANAGED:
-                handleApplicationError(LicenseCheckerCallback.ERROR_NOT_MARKET_MANAGED);
-                break;
-            default:
-                Log.e(TAG, "Unknown response code for license check.");
-                handleInvalidResponse();
-        }
-    }
-
-    /**
-     * Confers with policy and calls appropriate callback method.
-     *
-     * @param response
-     * @param rawData
-     */
-    private void handleResponse(int response, ResponseData rawData) {
-        // Update policy data and increment retry counter (if needed)
-        mPolicy.processServerResponse(response, rawData);
-
-        // Given everything we know, including cached data, ask the policy if we should grant
-        // access.
-        if (mPolicy.allowAccess()) {
-            mCallback.allow(response);
-        } else {
-            mCallback.dontAllow(response);
-        }
-    }
-
-    private void handleApplicationError(int code) {
-        mCallback.applicationError(code);
-    }
-
-    private void handleInvalidResponse() {
-        mCallback.dontAllow(Policy.NOT_LICENSED);
-    }
-}

platform/android/java/src/com/android/vending/licensing/PreferenceObfuscator.java

@@ -1,77 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.licensing;
-
-import android.content.SharedPreferences;
-import android.util.Log;
-
-/**
- * An wrapper for SharedPreferences that transparently performs data obfuscation.
- */
-public class PreferenceObfuscator {
-
-    private static final String TAG = "PreferenceObfuscator";
-
-    private final SharedPreferences mPreferences;
-    private final Obfuscator mObfuscator;
-    private SharedPreferences.Editor mEditor;
-
-    /**
-     * Constructor.
-     *
-     * @param sp A SharedPreferences instance provided by the system.
-     * @param o The Obfuscator to use when reading or writing data.
-     */
-    public PreferenceObfuscator(SharedPreferences sp, Obfuscator o) {
-        mPreferences = sp;
-        mObfuscator = o;
-        mEditor = null;
-    }
-
-    public void putString(String key, String value) {
-        if (mEditor == null) {
-            mEditor = mPreferences.edit();
-        }
-        String obfuscatedValue = mObfuscator.obfuscate(value, key);
-        mEditor.putString(key, obfuscatedValue);
-    }
-
-    public String getString(String key, String defValue) {
-        String result;
-        String value = mPreferences.getString(key, null);
-        if (value != null) {
-            try {
-                result = mObfuscator.unobfuscate(value, key);
-            } catch (ValidationException e) {
-                // Unable to unobfuscate, data corrupt or tampered
-                Log.w(TAG, "Validation error while reading preference: " + key);
-                result = defValue;
-            }
-        } else {
-            // Preference not found
-            result = defValue;
-        }
-        return result;
-    }
-
-    public void commit() {
-        if (mEditor != null) {
-            mEditor.commit();
-            mEditor = null;
-        }
-    }
-}

platform/android/java/src/com/android/vending/licensing/ResponseData.java

@@ -1,79 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.licensing;
-
-import java.util.regex.Pattern;
-
-import android.text.TextUtils;
-
-/**
- * ResponseData from licensing server.
- */
-public class ResponseData {
-
-    public int responseCode;
-    public int nonce;
-    public String packageName;
-    public String versionCode;
-    public String userId;
-    public long timestamp;
-    /** Response-specific data. */
-    public String extra;
-
-    /**
-     * Parses response string into ResponseData.
-     *
-     * @param responseData response data string
-     * @throws IllegalArgumentException upon parsing error
-     * @return ResponseData object
-     */
-    public static ResponseData parse(String responseData) {
-        // Must parse out main response data and response-specific data.
-    	int index = responseData.indexOf(':');
-    	String mainData, extraData;
-    	if ( -1 == index ) {
-    		mainData = responseData;
-    		extraData = "";
-    	} else {
-    		mainData = responseData.substring(0, index);
-    		extraData = index >= responseData.length() ? "" : responseData.substring(index+1);
-    	}
-
-        String [] fields = TextUtils.split(mainData, Pattern.quote("|"));
-        if (fields.length < 6) {
-            throw new IllegalArgumentException("Wrong number of fields.");
-        }
-
-        ResponseData data = new ResponseData();
-        data.extra = extraData;
-        data.responseCode = Integer.parseInt(fields[0]);
-        data.nonce = Integer.parseInt(fields[1]);
-        data.packageName = fields[2];
-        data.versionCode = fields[3];
-        // Application-specific user identifier.
-        data.userId = fields[4];
-        data.timestamp = Long.parseLong(fields[5]);
-
-        return data;
-    }
-
-    @Override
-    public String toString() {
-        return TextUtils.join("|", new Object [] { responseCode, nonce, packageName, versionCode,
-            userId, timestamp });
-    }
-}

platform/android/java/src/com/android/vending/licensing/ServerManagedPolicy.java

@@ -1,276 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.licensing;
-
-import org.apache.http.NameValuePair;
-import org.apache.http.client.utils.URLEncodedUtils;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.util.Log;
-
-/**
- * Default policy. All policy decisions are based off of response data received
- * from the licensing service. Specifically, the licensing server sends the
- * following information: response validity period, error retry period, and
- * error retry count.
- * <p>
- * These values will vary based on the the way the application is configured in
- * the Android Market publishing console, such as whether the application is
- * marked as free or is within its refund period, as well as how often an
- * application is checking with the licensing service.
- * <p>
- * Developers who need more fine grained control over their application's
- * licensing policy should implement a custom Policy.
- */
-public class ServerManagedPolicy implements Policy {
-
-    private static final String TAG = "ServerManagedPolicy";
-    private static final String PREFS_FILE = "com.android.vending.licensing.ServerManagedPolicy";
-    private static final String PREF_LAST_RESPONSE = "lastResponse";
-    private static final String PREF_VALIDITY_TIMESTAMP = "validityTimestamp";
-    private static final String PREF_RETRY_UNTIL = "retryUntil";
-    private static final String PREF_MAX_RETRIES = "maxRetries";
-    private static final String PREF_RETRY_COUNT = "retryCount";
-    private static final String DEFAULT_VALIDITY_TIMESTAMP = "0";
-    private static final String DEFAULT_RETRY_UNTIL = "0";
-    private static final String DEFAULT_MAX_RETRIES = "0";
-    private static final String DEFAULT_RETRY_COUNT = "0";
-
-    private static final long MILLIS_PER_MINUTE = 60 * 1000;
-
-    private long mValidityTimestamp;
-    private long mRetryUntil;
-    private long mMaxRetries;
-    private long mRetryCount;
-    private long mLastResponseTime = 0;
-    private int mLastResponse;
-    private PreferenceObfuscator mPreferences;
-
-    /**
-     * @param context The context for the current application
-     * @param obfuscator An obfuscator to be used with preferences.
-     */
-    public ServerManagedPolicy(Context context, Obfuscator obfuscator) {
-        // Import old values
-        SharedPreferences sp = context.getSharedPreferences(PREFS_FILE, Context.MODE_PRIVATE);
-        mPreferences = new PreferenceObfuscator(sp, obfuscator);
-        mLastResponse = Integer.parseInt(
-            mPreferences.getString(PREF_LAST_RESPONSE, Integer.toString(Policy.RETRY)));
-        mValidityTimestamp = Long.parseLong(mPreferences.getString(PREF_VALIDITY_TIMESTAMP,
-                DEFAULT_VALIDITY_TIMESTAMP));
-        mRetryUntil = Long.parseLong(mPreferences.getString(PREF_RETRY_UNTIL, DEFAULT_RETRY_UNTIL));
-        mMaxRetries = Long.parseLong(mPreferences.getString(PREF_MAX_RETRIES, DEFAULT_MAX_RETRIES));
-        mRetryCount = Long.parseLong(mPreferences.getString(PREF_RETRY_COUNT, DEFAULT_RETRY_COUNT));
-    }
-
-    /**
-     * Process a new response from the license server.
-     * <p>
-     * This data will be used for computing future policy decisions. The
-     * following parameters are processed:
-     * <ul>
-     * <li>VT: the timestamp that the client should consider the response
-     *   valid until
-     * <li>GT: the timestamp that the client should ignore retry errors until
-     * <li>GR: the number of retry errors that the client should ignore
-     * </ul>
-     *
-     * @param response the result from validating the server response
-     * @param rawData the raw server response data
-     */
-    public void processServerResponse(int response, ResponseData rawData) {
-
-        // Update retry counter
-        if (response != Policy.RETRY) {
-            setRetryCount(0);
-        } else {
-            setRetryCount(mRetryCount + 1);
-        }
-
-        if (response == Policy.LICENSED) {
-            // Update server policy data
-            Map<String, String> extras = decodeExtras(rawData.extra);
-            mLastResponse = response;
-            setValidityTimestamp(extras.get("VT"));
-            setRetryUntil(extras.get("GT"));
-            setMaxRetries(extras.get("GR"));
-        } else if (response == Policy.NOT_LICENSED) {
-            // Clear out stale policy data
-            setValidityTimestamp(DEFAULT_VALIDITY_TIMESTAMP);
-            setRetryUntil(DEFAULT_RETRY_UNTIL);
-            setMaxRetries(DEFAULT_MAX_RETRIES);
-        }
-
-        setLastResponse(response);
-        mPreferences.commit();
-    }
-
-    /**
-     * Set the last license response received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     *
-     * @param l the response
-     */
-    private void setLastResponse(int l) {
-        mLastResponseTime = System.currentTimeMillis();
-        mLastResponse = l;
-        mPreferences.putString(PREF_LAST_RESPONSE, Integer.toString(l));
-    }
-
-    /**
-     * Set the current retry count and add to preferences. You must manually
-     * call PreferenceObfuscator.commit() to commit these changes to disk.
-     *
-     * @param c the new retry count
-     */
-    private void setRetryCount(long c) {
-        mRetryCount = c;
-        mPreferences.putString(PREF_RETRY_COUNT, Long.toString(c));
-    }
-
-    public long getRetryCount() {
-        return mRetryCount;
-    }
-
-    /**
-     * Set the last validity timestamp (VT) received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     *
-     * @param validityTimestamp the VT string received
-     */
-    private void setValidityTimestamp(String validityTimestamp) {
-        Long lValidityTimestamp;
-        try {
-            lValidityTimestamp = Long.parseLong(validityTimestamp);
-        } catch (NumberFormatException e) {
-            // No response or not parsable, expire in one minute.
-            Log.w(TAG, "License validity timestamp (VT) missing, caching for a minute");
-            lValidityTimestamp = System.currentTimeMillis() + MILLIS_PER_MINUTE;
-            validityTimestamp = Long.toString(lValidityTimestamp);
-        }
-
-        mValidityTimestamp = lValidityTimestamp;
-        mPreferences.putString(PREF_VALIDITY_TIMESTAMP, validityTimestamp);
-    }
-
-    public long getValidityTimestamp() {
-        return mValidityTimestamp;
-    }
-
-    /**
-     * Set the retry until timestamp (GT) received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     *
-     * @param retryUntil the GT string received
-     */
-    private void setRetryUntil(String retryUntil) {
-        Long lRetryUntil;
-        try {
-            lRetryUntil = Long.parseLong(retryUntil);
-        } catch (NumberFormatException e) {
-            // No response or not parsable, expire immediately
-            Log.w(TAG, "License retry timestamp (GT) missing, grace period disabled");
-            retryUntil = "0";
-            lRetryUntil = 0l;
-        }
-
-        mRetryUntil = lRetryUntil;
-        mPreferences.putString(PREF_RETRY_UNTIL, retryUntil);
-    }
-
-    public long getRetryUntil() {
-      return mRetryUntil;
-    }
-
-    /**
-     * Set the max retries value (GR) as received from the server and add to
-     * preferences. You must manually call PreferenceObfuscator.commit() to
-     * commit these changes to disk.
-     *
-     * @param maxRetries the GR string received
-     */
-    private void setMaxRetries(String maxRetries) {
-        Long lMaxRetries;
-        try {
-            lMaxRetries = Long.parseLong(maxRetries);
-        } catch (NumberFormatException e) {
-            // No response or not parsable, expire immediately
-            Log.w(TAG, "Licence retry count (GR) missing, grace period disabled");
-            maxRetries = "0";
-            lMaxRetries = 0l;
-        }
-
-        mMaxRetries = lMaxRetries;
-        mPreferences.putString(PREF_MAX_RETRIES, maxRetries);
-    }
-
-    public long getMaxRetries() {
-        return mMaxRetries;
-    }
-
-    /**
-     * {@inheritDoc}
-     *
-     * This implementation allows access if either:<br>
-     * <ol>
-     * <li>a LICENSED response was received within the validity period
-     * <li>a RETRY response was received in the last minute, and we are under
-     * the RETRY count or in the RETRY period.
-     * </ol>
-     */
-    public boolean allowAccess() {
-        long ts = System.currentTimeMillis();
-        if (mLastResponse == Policy.LICENSED) {
-            // Check if the LICENSED response occurred within the validity timeout.
-            if (ts <= mValidityTimestamp) {
-                // Cached LICENSED response is still valid.
-                return true;
-            }
-        } else if (mLastResponse == Policy.RETRY &&
-                   ts < mLastResponseTime + MILLIS_PER_MINUTE) {
-            // Only allow access if we are within the retry period or we haven't used up our
-            // max retries.
-            return (ts <= mRetryUntil || mRetryCount <= mMaxRetries);
-        }
-        return false;
-    }
-
-    private Map<String, String> decodeExtras(String extras) {
-        Map<String, String> results = new HashMap<String, String>();
-        try {
-            URI rawExtras = new URI("?" + extras);
-            List<NameValuePair> extraList = URLEncodedUtils.parse(rawExtras, "UTF-8");
-            for (NameValuePair item : extraList) {
-                results.put(item.getName(), item.getValue());
-            }
-        } catch (URISyntaxException e) {
-          Log.w(TAG, "Invalid syntax error while decoding extras data from server.");
-        }
-        return results;
-    }
-
-}

platform/android/java/src/com/android/vending/licensing/util/Base64.java

@@ -1,570 +0,0 @@
-// Portions copyright 2002, Google, Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package com.google.android.vending.licensing.util;
-
-// This code was converted from code at http://iharder.sourceforge.net/base64/
-// Lots of extraneous features were removed.
-/* The original code said:
- * <p>
- * I am placing this code in the Public Domain. Do with it as you will.
- * This software comes with no guarantees or warranties but with
- * plenty of well-wishing instead!
- * Please visit
- * <a href="http://iharder.net/xmlizable">http://iharder.net/xmlizable</a>
- * periodically to check for updates or to contribute improvements.
- * </p>
- *
- * @author Robert Harder
- * @author rharder@usa.net
- * @version 1.3
- */
-
-/**
- * Base64 converter class. This code is not a full-blown MIME encoder;
- * it simply converts binary data to base64 data and back.
- *
- * <p>Note {@link CharBase64} is a GWT-compatible implementation of this
- * class.
- */
-public class Base64 {
-  /** Specify encoding (value is {@code true}). */
-  public final static boolean ENCODE = true;
-
-  /** Specify decoding (value is {@code false}). */
-  public final static boolean DECODE = false;
-
-  /** The equals sign (=) as a byte. */
-  private final static byte EQUALS_SIGN = (byte) '=';
-
-  /** The new line character (\n) as a byte. */
-  private final static byte NEW_LINE = (byte) '\n';
-
-  /**
-   * The 64 valid Base64 values.
-   */
-  private final static byte[] ALPHABET =
-      {(byte) 'A', (byte) 'B', (byte) 'C', (byte) 'D', (byte) 'E', (byte) 'F',
-          (byte) 'G', (byte) 'H', (byte) 'I', (byte) 'J', (byte) 'K',
-          (byte) 'L', (byte) 'M', (byte) 'N', (byte) 'O', (byte) 'P',
-          (byte) 'Q', (byte) 'R', (byte) 'S', (byte) 'T', (byte) 'U',
-          (byte) 'V', (byte) 'W', (byte) 'X', (byte) 'Y', (byte) 'Z',
-          (byte) 'a', (byte) 'b', (byte) 'c', (byte) 'd', (byte) 'e',
-          (byte) 'f', (byte) 'g', (byte) 'h', (byte) 'i', (byte) 'j',
-          (byte) 'k', (byte) 'l', (byte) 'm', (byte) 'n', (byte) 'o',
-          (byte) 'p', (byte) 'q', (byte) 'r', (byte) 's', (byte) 't',
-          (byte) 'u', (byte) 'v', (byte) 'w', (byte) 'x', (byte) 'y',
-          (byte) 'z', (byte) '0', (byte) '1', (byte) '2', (byte) '3',
-          (byte) '4', (byte) '5', (byte) '6', (byte) '7', (byte) '8',
-          (byte) '9', (byte) '+', (byte) '/'};
-
-  /**
-   * The 64 valid web safe Base64 values.
-   */
-  private final static byte[] WEBSAFE_ALPHABET =
-      {(byte) 'A', (byte) 'B', (byte) 'C', (byte) 'D', (byte) 'E', (byte) 'F',
-          (byte) 'G', (byte) 'H', (byte) 'I', (byte) 'J', (byte) 'K',
-          (byte) 'L', (byte) 'M', (byte) 'N', (byte) 'O', (byte) 'P',
-          (byte) 'Q', (byte) 'R', (byte) 'S', (byte) 'T', (byte) 'U',
-          (byte) 'V', (byte) 'W', (byte) 'X', (byte) 'Y', (byte) 'Z',
-          (byte) 'a', (byte) 'b', (byte) 'c', (byte) 'd', (byte) 'e',
-          (byte) 'f', (byte) 'g', (byte) 'h', (byte) 'i', (byte) 'j',
-          (byte) 'k', (byte) 'l', (byte) 'm', (byte) 'n', (byte) 'o',
-          (byte) 'p', (byte) 'q', (byte) 'r', (byte) 's', (byte) 't',
-          (byte) 'u', (byte) 'v', (byte) 'w', (byte) 'x', (byte) 'y',
-          (byte) 'z', (byte) '0', (byte) '1', (byte) '2', (byte) '3',
-          (byte) '4', (byte) '5', (byte) '6', (byte) '7', (byte) '8',
-          (byte) '9', (byte) '-', (byte) '_'};
-
-  /**
-   * Translates a Base64 value to either its 6-bit reconstruction value
-   * or a negative number indicating some other meaning.
-   **/
-  private final static byte[] DECODABET = {-9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal  0 -  8
-      -5, -5, // Whitespace: Tab and Linefeed
-      -9, -9, // Decimal 11 - 12
-      -5, // Whitespace: Carriage Return
-      -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 14 - 26
-      -9, -9, -9, -9, -9, // Decimal 27 - 31
-      -5, // Whitespace: Space
-      -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 33 - 42
-      62, // Plus sign at decimal 43
-      -9, -9, -9, // Decimal 44 - 46
-      63, // Slash at decimal 47
-      52, 53, 54, 55, 56, 57, 58, 59, 60, 61, // Numbers zero through nine
-      -9, -9, -9, // Decimal 58 - 60
-      -1, // Equals sign at decimal 61
-      -9, -9, -9, // Decimal 62 - 64
-      0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, // Letters 'A' through 'N'
-      14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, // Letters 'O' through 'Z'
-      -9, -9, -9, -9, -9, -9, // Decimal 91 - 96
-      26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, // Letters 'a' through 'm'
-      39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, // Letters 'n' through 'z'
-      -9, -9, -9, -9, -9 // Decimal 123 - 127
-      /*  ,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 128 - 139
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 140 - 152
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 153 - 165
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 166 - 178
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 179 - 191
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 192 - 204
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 205 - 217
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 218 - 230
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 231 - 243
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9         // Decimal 244 - 255 */
-      };
-
-  /** The web safe decodabet */
-  private final static byte[] WEBSAFE_DECODABET =
-      {-9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal  0 -  8
-          -5, -5, // Whitespace: Tab and Linefeed
-          -9, -9, // Decimal 11 - 12
-          -5, // Whitespace: Carriage Return
-          -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 14 - 26
-          -9, -9, -9, -9, -9, // Decimal 27 - 31
-          -5, // Whitespace: Space
-          -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 33 - 44
-          62, // Dash '-' sign at decimal 45
-          -9, -9, // Decimal 46-47
-          52, 53, 54, 55, 56, 57, 58, 59, 60, 61, // Numbers zero through nine
-          -9, -9, -9, // Decimal 58 - 60
-          -1, // Equals sign at decimal 61
-          -9, -9, -9, // Decimal 62 - 64
-          0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, // Letters 'A' through 'N'
-          14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, // Letters 'O' through 'Z'
-          -9, -9, -9, -9, // Decimal 91-94
-          63, // Underscore '_' at decimal 95
-          -9, // Decimal 96
-          26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, // Letters 'a' through 'm'
-          39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, // Letters 'n' through 'z'
-          -9, -9, -9, -9, -9 // Decimal 123 - 127
-      /*  ,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 128 - 139
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 140 - 152
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 153 - 165
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 166 - 178
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 179 - 191
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 192 - 204
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 205 - 217
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 218 - 230
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 231 - 243
-        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9         // Decimal 244 - 255 */
-      };
-
-  // Indicates white space in encoding
-  private final static byte WHITE_SPACE_ENC = -5;
-  // Indicates equals sign in encoding
-  private final static byte EQUALS_SIGN_ENC = -1;
-
-  /** Defeats instantiation. */
-  private Base64() {
-  }
-
-  /* ********  E N C O D I N G   M E T H O D S  ******** */
-
-  /**
-   * Encodes up to three bytes of the array <var>source</var>
-   * and writes the resulting four Base64 bytes to <var>destination</var>.
-   * The source and destination arrays can be manipulated
-   * anywhere along their length by specifying
-   * <var>srcOffset</var> and <var>destOffset</var>.
-   * This method does not check to make sure your arrays
-   * are large enough to accommodate <var>srcOffset</var> + 3 for
-   * the <var>source</var> array or <var>destOffset</var> + 4 for
-   * the <var>destination</var> array.
-   * The actual number of significant bytes in your array is
-   * given by <var>numSigBytes</var>.
-   *
-   * @param source the array to convert
-   * @param srcOffset the index where conversion begins
-   * @param numSigBytes the number of significant bytes in your array
-   * @param destination the array to hold the conversion
-   * @param destOffset the index where output will be put
-   * @param alphabet is the encoding alphabet
-   * @return the <var>destination</var> array
-   * @since 1.3
-   */
-  private static byte[] encode3to4(byte[] source, int srcOffset,
-      int numSigBytes, byte[] destination, int destOffset, byte[] alphabet) {
-    //           1         2         3
-    // 01234567890123456789012345678901 Bit position
-    // --------000000001111111122222222 Array position from threeBytes
-    // --------|    ||    ||    ||    | Six bit groups to index alphabet
-    //          >>18  >>12  >> 6  >> 0  Right shift necessary
-    //                0x3f  0x3f  0x3f  Additional AND
-
-    // Create buffer with zero-padding if there are only one or two
-    // significant bytes passed in the array.
-    // We have to shift left 24 in order to flush out the 1's that appear
-    // when Java treats a value as negative that is cast from a byte to an int.
-    int inBuff =
-        (numSigBytes > 0 ? ((source[srcOffset] << 24) >>> 8) : 0)
-            | (numSigBytes > 1 ? ((source[srcOffset + 1] << 24) >>> 16) : 0)
-            | (numSigBytes > 2 ? ((source[srcOffset + 2] << 24) >>> 24) : 0);
-
-    switch (numSigBytes) {
-      case 3:
-        destination[destOffset] = alphabet[(inBuff >>> 18)];
-        destination[destOffset + 1] = alphabet[(inBuff >>> 12) & 0x3f];
-        destination[destOffset + 2] = alphabet[(inBuff >>> 6) & 0x3f];
-        destination[destOffset + 3] = alphabet[(inBuff) & 0x3f];
-        return destination;
-      case 2:
-        destination[destOffset] = alphabet[(inBuff >>> 18)];
-        destination[destOffset + 1] = alphabet[(inBuff >>> 12) & 0x3f];
-        destination[destOffset + 2] = alphabet[(inBuff >>> 6) & 0x3f];
-        destination[destOffset + 3] = EQUALS_SIGN;
-        return destination;
-      case 1:
-        destination[destOffset] = alphabet[(inBuff >>> 18)];
-        destination[destOffset + 1] = alphabet[(inBuff >>> 12) & 0x3f];
-        destination[destOffset + 2] = EQUALS_SIGN;
-        destination[destOffset + 3] = EQUALS_SIGN;
-        return destination;
-      default:
-        return destination;
-    } // end switch
-  } // end encode3to4
-
-  /**
-   * Encodes a byte array into Base64 notation.
-   * Equivalent to calling
-   * {@code encodeBytes(source, 0, source.length)}
-   *
-   * @param source The data to convert
-   * @since 1.4
-   */
-  public static String encode(byte[] source) {
-    return encode(source, 0, source.length, ALPHABET, true);
-  }
-
-  /**
-   * Encodes a byte array into web safe Base64 notation.
-   *
-   * @param source The data to convert
-   * @param doPadding is {@code true} to pad result with '=' chars
-   *        if it does not fall on 3 byte boundaries
-   */
-  public static String encodeWebSafe(byte[] source, boolean doPadding) {
-    return encode(source, 0, source.length, WEBSAFE_ALPHABET, doPadding);
-  }
-
-  /**
-   * Encodes a byte array into Base64 notation.
-   *
-   * @param source The data to convert
-   * @param off Offset in array where conversion should begin
-   * @param len Length of data to convert
-   * @param alphabet is the encoding alphabet
-   * @param doPadding is {@code true} to pad result with '=' chars
-   *        if it does not fall on 3 byte boundaries
-   * @since 1.4
-   */
-  public static String encode(byte[] source, int off, int len, byte[] alphabet,
-      boolean doPadding) {
-    byte[] outBuff = encode(source, off, len, alphabet, Integer.MAX_VALUE);
-    int outLen = outBuff.length;
-
-    // If doPadding is false, set length to truncate '='
-    // padding characters
-    while (doPadding == false && outLen > 0) {
-      if (outBuff[outLen - 1] != '=') {
-        break;
-      }
-      outLen -= 1;
-    }
-
-    return new String(outBuff, 0, outLen);
-  }
-
-  /**
-   * Encodes a byte array into Base64 notation.
-   *
-   * @param source The data to convert
-   * @param off Offset in array where conversion should begin
-   * @param len Length of data to convert
-   * @param alphabet is the encoding alphabet
-   * @param maxLineLength maximum length of one line.
-   * @return the BASE64-encoded byte array
-   */
-  public static byte[] encode(byte[] source, int off, int len, byte[] alphabet,
-      int maxLineLength) {
-    int lenDiv3 = (len + 2) / 3; // ceil(len / 3)
-    int len43 = lenDiv3 * 4;
-    byte[] outBuff = new byte[len43 // Main 4:3
-        + (len43 / maxLineLength)]; // New lines
-
-    int d = 0;
-    int e = 0;
-    int len2 = len - 2;
-    int lineLength = 0;
-    for (; d < len2; d += 3, e += 4) {
-
-      // The following block of code is the same as
-      // encode3to4( source, d + off, 3, outBuff, e, alphabet );
-      // but inlined for faster encoding (~20% improvement)
-      int inBuff =
-          ((source[d + off] << 24) >>> 8)
-              | ((source[d + 1 + off] << 24) >>> 16)
-              | ((source[d + 2 + off] << 24) >>> 24);
-      outBuff[e] = alphabet[(inBuff >>> 18)];
-      outBuff[e + 1] = alphabet[(inBuff >>> 12) & 0x3f];
-      outBuff[e + 2] = alphabet[(inBuff >>> 6) & 0x3f];
-      outBuff[e + 3] = alphabet[(inBuff) & 0x3f];
-
-      lineLength += 4;
-      if (lineLength == maxLineLength) {
-        outBuff[e + 4] = NEW_LINE;
-        e++;
-        lineLength = 0;
-      } // end if: end of line
-    } // end for: each piece of array
-
-    if (d < len) {
-      encode3to4(source, d + off, len - d, outBuff, e, alphabet);
-
-      lineLength += 4;
-      if (lineLength == maxLineLength) {
-        // Add a last newline
-        outBuff[e + 4] = NEW_LINE;
-        e++;
-      }
-      e += 4;
-    }
-
-    assert (e == outBuff.length);
-    return outBuff;
-  }
-
-
-  /* ********  D E C O D I N G   M E T H O D S  ******** */
-
-
-  /**
-   * Decodes four bytes from array <var>source</var>
-   * and writes the resulting bytes (up to three of them)
-   * to <var>destination</var>.
-   * The source and destination arrays can be manipulated
-   * anywhere along their length by specifying
-   * <var>srcOffset</var> and <var>destOffset</var>.
-   * This method does not check to make sure your arrays
-   * are large enough to accommodate <var>srcOffset</var> + 4 for
-   * the <var>source</var> array or <var>destOffset</var> + 3 for
-   * the <var>destination</var> array.
-   * This method returns the actual number of bytes that
-   * were converted from the Base64 encoding.
-   *
-   *
-   * @param source the array to convert
-   * @param srcOffset the index where conversion begins
-   * @param destination the array to hold the conversion
-   * @param destOffset the index where output will be put
-   * @param decodabet the decodabet for decoding Base64 content
-   * @return the number of decoded bytes converted
-   * @since 1.3
-   */
-  private static int decode4to3(byte[] source, int srcOffset,
-      byte[] destination, int destOffset, byte[] decodabet) {
-    // Example: Dk==
-    if (source[srcOffset + 2] == EQUALS_SIGN) {
-      int outBuff =
-          ((decodabet[source[srcOffset]] << 24) >>> 6)
-              | ((decodabet[source[srcOffset + 1]] << 24) >>> 12);
-
-      destination[destOffset] = (byte) (outBuff >>> 16);
-      return 1;
-    } else if (source[srcOffset + 3] == EQUALS_SIGN) {
-      // Example: DkL=
-      int outBuff =
-          ((decodabet[source[srcOffset]] << 24) >>> 6)
-              | ((decodabet[source[srcOffset + 1]] << 24) >>> 12)
-              | ((decodabet[source[srcOffset + 2]] << 24) >>> 18);
-
-      destination[destOffset] = (byte) (outBuff >>> 16);
-      destination[destOffset + 1] = (byte) (outBuff >>> 8);
-      return 2;
-    } else {
-      // Example: DkLE
-      int outBuff =
-          ((decodabet[source[srcOffset]] << 24) >>> 6)
-              | ((decodabet[source[srcOffset + 1]] << 24) >>> 12)
-              | ((decodabet[source[srcOffset + 2]] << 24) >>> 18)
-              | ((decodabet[source[srcOffset + 3]] << 24) >>> 24);
-
-      destination[destOffset] = (byte) (outBuff >> 16);
-      destination[destOffset + 1] = (byte) (outBuff >> 8);
-      destination[destOffset + 2] = (byte) (outBuff);
-      return 3;
-    }
-  } // end decodeToBytes
-
-
-  /**
-   * Decodes data from Base64 notation.
-   *
-   * @param s the string to decode (decoded in default encoding)
-   * @return the decoded data
-   * @since 1.4
-   */
-  public static byte[] decode(String s) throws Base64DecoderException {
-    byte[] bytes = s.getBytes();
-    return decode(bytes, 0, bytes.length);
-  }
-
-  /**
-   * Decodes data from web safe Base64 notation.
-   * Web safe encoding uses '-' instead of '+', '_' instead of '/'
-   *
-   * @param s the string to decode (decoded in default encoding)
-   * @return the decoded data
-   */
-  public static byte[] decodeWebSafe(String s) throws Base64DecoderException {
-    byte[] bytes = s.getBytes();
-    return decodeWebSafe(bytes, 0, bytes.length);
-  }
-
-  /**
-   * Decodes Base64 content in byte array format and returns
-   * the decoded byte array.
-   *
-   * @param source The Base64 encoded data
-   * @return decoded data
-   * @since 1.3
-   * @throws Base64DecoderException
-   */
-  public static byte[] decode(byte[] source) throws Base64DecoderException {
-    return decode(source, 0, source.length);
-  }
-
-  /**
-   * Decodes web safe Base64 content in byte array format and returns
-   * the decoded data.
-   * Web safe encoding uses '-' instead of '+', '_' instead of '/'
-   *
-   * @param source the string to decode (decoded in default encoding)
-   * @return the decoded data
-   */
-  public static byte[] decodeWebSafe(byte[] source)
-      throws Base64DecoderException {
-    return decodeWebSafe(source, 0, source.length);
-  }
-
-  /**
-   * Decodes Base64 content in byte array format and returns
-   * the decoded byte array.
-   *
-   * @param source The Base64 encoded data
-   * @param off    The offset of where to begin decoding
-   * @param len    The length of characters to decode
-   * @return decoded data
-   * @since 1.3
-   * @throws Base64DecoderException
-   */
-  public static byte[] decode(byte[] source, int off, int len)
-      throws Base64DecoderException {
-    return decode(source, off, len, DECODABET);
-  }
-
-  /**
-   * Decodes web safe Base64 content in byte array format and returns
-   * the decoded byte array.
-   * Web safe encoding uses '-' instead of '+', '_' instead of '/'
-   *
-   * @param source The Base64 encoded data
-   * @param off    The offset of where to begin decoding
-   * @param len    The length of characters to decode
-   * @return decoded data
-   */
-  public static byte[] decodeWebSafe(byte[] source, int off, int len)
-      throws Base64DecoderException {
-    return decode(source, off, len, WEBSAFE_DECODABET);
-  }
-
-  /**
-   * Decodes Base64 content using the supplied decodabet and returns
-   * the decoded byte array.
-   *
-   * @param source    The Base64 encoded data
-   * @param off       The offset of where to begin decoding
-   * @param len       The length of characters to decode
-   * @param decodabet the decodabet for decoding Base64 content
-   * @return decoded data
-   */
-  public static byte[] decode(byte[] source, int off, int len, byte[] decodabet)
-      throws Base64DecoderException {
-    int len34 = len * 3 / 4;
-    byte[] outBuff = new byte[2 + len34]; // Upper limit on size of output
-    int outBuffPosn = 0;
-
-    byte[] b4 = new byte[4];
-    int b4Posn = 0;
-    int i = 0;
-    byte sbiCrop = 0;
-    byte sbiDecode = 0;
-    for (i = 0; i < len; i++) {
-      sbiCrop = (byte) (source[i + off] & 0x7f); // Only the low seven bits
-      sbiDecode = decodabet[sbiCrop];
-
-      if (sbiDecode >= WHITE_SPACE_ENC) { // White space Equals sign or better
-        if (sbiDecode >= EQUALS_SIGN_ENC) {
-          // An equals sign (for padding) must not occur at position 0 or 1
-          // and must be the last byte[s] in the encoded value
-          if (sbiCrop == EQUALS_SIGN) {
-            int bytesLeft = len - i;
-            byte lastByte = (byte) (source[len - 1 + off] & 0x7f);
-            if (b4Posn == 0 || b4Posn == 1) {
-              throw new Base64DecoderException(
-                  "invalid padding byte '=' at byte offset " + i);
-            } else if ((b4Posn == 3 && bytesLeft > 2)
-                || (b4Posn == 4 && bytesLeft > 1)) {
-              throw new Base64DecoderException(
-                  "padding byte '=' falsely signals end of encoded value "
-                      + "at offset " + i);
-            } else if (lastByte != EQUALS_SIGN && lastByte != NEW_LINE) {
-              throw new Base64DecoderException(
-                  "encoded value has invalid trailing byte");
-            }
-            break;
-          }
-
-          b4[b4Posn++] = sbiCrop;
-          if (b4Posn == 4) {
-            outBuffPosn += decode4to3(b4, 0, outBuff, outBuffPosn, decodabet);
-            b4Posn = 0;
-          }
-        }
-      } else {
-        throw new Base64DecoderException("Bad Base64 input character at " + i
-            + ": " + source[i + off] + "(decimal)");
-      }
-    }
-
-    // Because web safe encoding allows non padding base64 encodes, we
-    // need to pad the rest of the b4 buffer with equal signs when
-    // b4Posn != 0.  There can be at most 2 equal signs at the end of
-    // four characters, so the b4 buffer must have two or three
-    // characters.  This also catches the case where the input is
-    // padded with EQUALS_SIGN
-    if (b4Posn != 0) {
-      if (b4Posn == 1) {
-        throw new Base64DecoderException("single trailing character at offset "
-            + (len - 1));
-      }
-      b4[b4Posn++] = EQUALS_SIGN;
-      outBuffPosn += decode4to3(b4, 0, outBuff, outBuffPosn, decodabet);
-    }
-
-    byte[] out = new byte[outBuffPosn];
-    System.arraycopy(outBuff, 0, out, 0, outBuffPosn);
-    return out;
-  }
-}

platform/android/java/src/com/google/android/vending/expansion/downloader/Constants.java

@@ -18,7 +18,6 @@ package com.google.android.vending.expansion.downloader;
 
 import java.io.File;
 
-
 /**
  * Contains the internal constants that are used in the download manager.
  * As a general rule, modifying these constants should be done with care.
@@ -30,12 +29,7 @@ public class Constants {
 	/**
      * Expansion path where we store obb files
      */
-    public static final String EXP_PATH = File.separator + "Android"
-            + File.separator + "obb" + File.separator;
-    
-    // save to private app's data on Android 6.0 to skip requesting permission.
-    public static final String EXP_PATH_API23 = File.separator + "Android"
-            + File.separator + "data" + File.separator;
+	public static final String EXP_PATH = File.separator + "Android" + File.separator + "obb" + File.separator;
 
 	/** The intent that gets sent when the service must wake up for a retry */
 	public static final String ACTION_RETRY = "android.intent.action.DOWNLOAD_WAKEUP";
@@ -74,7 +68,7 @@ public class Constants {
      * The number of times that the download manager will retry its network
      * operations when no progress is happening before it gives up.
      */
-    public static final int MAX_RETRIES = 10;
+	public static final int MAX_RETRIES = 5;
 
 	/**
      * The minimum amount of time that the download manager accepts for
@@ -236,5 +230,4 @@ public class Constants {
      * The wake duration to check to see if the process was killed.
      */
 	public static final long ACTIVE_THREAD_WATCHDOG = 5 * 1000;
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/DownloadProgressInfo.java

@@ -19,7 +19,6 @@ package com.google.android.vending.expansion.downloader;
 import android.os.Parcel;
 import android.os.Parcelable;
 
-
 /**
  * This class contains progress information about the active download(s).
  *
@@ -76,5 +75,4 @@ public class DownloadProgressInfo implements Parcelable {
 			return new DownloadProgressInfo[i];
 		}
 	};
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/DownloaderClientMarshaller.java

@@ -32,7 +32,7 @@ import android.os.Messenger;
 import android.os.RemoteException;
 import android.util.Log;
 
-
+import java.lang.ref.WeakReference;
 
 /**
  * This class binds the service API to your application client.  It contains the IDownloaderClient proxy,
@@ -118,9 +118,25 @@ public class DownloaderClientMarshaller {
 		/**
          * Target we publish for clients to send messages to IncomingHandler.
          */
-        final Messenger mMessenger = new Messenger(new Handler() {
+		private final MessengerHandlerClient mMsgHandler = new MessengerHandlerClient(this);
+		final Messenger mMessenger = new Messenger(mMsgHandler);
+
+		private static class MessengerHandlerClient extends Handler {
+			private final WeakReference<Stub> mDownloader;
+			public MessengerHandlerClient(Stub downloader) {
+				mDownloader = new WeakReference<>(downloader);
+			}
+
 			@Override
 			public void handleMessage(Message msg) {
+				Stub downloader = mDownloader.get();
+				if (downloader != null) {
+					downloader.handleMessage(msg);
+				}
+			}
+		}
+
+		private void handleMessage(Message msg) {
 			switch (msg.what) {
 				case MSG_ONDOWNLOADPROGRESS:
 					Bundle bun = msg.getData();
@@ -140,7 +156,6 @@ public class DownloaderClientMarshaller {
 					break;
 			}
 		}
-        });
 
 		public Stub(IDownloaderClient itf, Class<?> downloaderService) {
 			mItf = itf;
@@ -181,7 +196,6 @@ public class DownloaderClientMarshaller {
 			} else {
 				mBound = true;
 			}
-                
 		}
 
 		@Override
@@ -273,5 +287,4 @@ public class DownloaderClientMarshaller {
 		return DownloaderService.startDownloadServiceIfRequired(context, notificationClient,
 				serviceClass);
 	}
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/DownloaderServiceMarshaller.java

@@ -25,7 +25,7 @@ import android.os.Message;
 import android.os.Messenger;
 import android.os.RemoteException;
 
-
+import java.lang.ref.WeakReference;
 
 /**
  * This class is used by the client activity to proxy requests to the Downloader
@@ -108,9 +108,25 @@ public class DownloaderServiceMarshaller {
 
 	private static class Stub implements IStub {
 		private IDownloaderService mItf = null;
-        final Messenger mMessenger = new Messenger(new Handler() {
+		private final MessengerHandlerServer mMsgHandler = new MessengerHandlerServer(this);
+		final Messenger mMessenger = new Messenger(mMsgHandler);
+
+		private static class MessengerHandlerServer extends Handler {
+			private final WeakReference<Stub> mDownloader;
+			public MessengerHandlerServer(Stub downloader) {
+				mDownloader = new WeakReference<>(downloader);
+			}
+
 			@Override
 			public void handleMessage(Message msg) {
+				Stub downloader = mDownloader.get();
+				if (downloader != null) {
+					downloader.handleMessage(msg);
+				}
+			}
+		}
+
+		private void handleMessage(Message msg) {
 			switch (msg.what) {
 				case MSG_REQUEST_ABORT_DOWNLOAD:
 					mItf.requestAbortDownload();
@@ -133,7 +149,6 @@ public class DownloaderServiceMarshaller {
 					break;
 			}
 		}
-        });
 
 		public Stub(IDownloaderService itf) {
 			mItf = itf;
@@ -146,12 +161,10 @@ public class DownloaderServiceMarshaller {
 
 		@Override
 		public void connect(Context c) {
-
 		}
 
 		@Override
 		public void disconnect(Context c) {
-
 		}
 	}
 
@@ -177,5 +190,4 @@ public class DownloaderServiceMarshaller {
 	public static IStub CreateStub(IDownloaderService itf) {
 		return new Stub(itf);
 	}
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/Helpers.java

@@ -16,8 +16,7 @@
 
 package com.google.android.vending.expansion.downloader;
 
-import com.godot.game.R;
-
+import android.annotation.TargetApi;
 import android.content.Context;
 import android.os.Build;
 import android.os.Environment;
@@ -25,6 +24,8 @@ import android.os.StatFs;
 import android.os.SystemClock;
 import android.util.Log;
 
+import com.godot.game.R;
+
 import java.io.File;
 import java.text.SimpleDateFormat;
 import java.util.Date;
@@ -49,10 +50,10 @@ public class Helpers {
 	}
 
 	/*
-     * Parse the Content-Disposition HTTP Header. The format of the header is
-     * defined here: http://www.w3.org/Protocols/rfc2616/rfc2616-sec19.html This
-     * header provides a filename for content that is going to be downloaded to
-     * the file system. We only support the attachment type.
+     * Parse the Content-Disposition HTTP Header. The format of the header is defined here:
+     * http://www.w3.org/Protocols/rfc2616/rfc2616-sec19.html This header provides a filename for
+     * content that is going to be downloaded to the file system. We only support the attachment
+     * type.
      */
 	static String parseContentDisposition(String contentDisposition) {
 		try {
@@ -96,8 +97,7 @@ public class Helpers {
 	}
 
 	/**
-     * @return the number of bytes available on the filesystem rooted at the
-     *         given File
+     * @return the number of bytes available on the filesystem rooted at the given File
      */
 	public static long getAvailableBytes(File root) {
 		StatFs stat = new StatFs(root.getPath());
@@ -113,8 +113,7 @@ public class Helpers {
 	public static boolean isFilenameValid(String filename) {
 		filename = filename.replaceFirst("/+", "/"); // normalize leading
 				// slashes
-        return filename.startsWith(Environment.getDownloadCacheDirectory().toString())
-                || filename.startsWith(Environment.getExternalStorageDirectory().toString());
+		return filename.startsWith(Environment.getDownloadCacheDirectory().toString()) || filename.startsWith(Environment.getExternalStorageDirectory().toString());
 	}
 
 	/*
@@ -130,9 +129,9 @@ public class Helpers {
 	}
 
 	/**
-     * Showing progress in MB here. It would be nice to choose the unit (KB, MB,
-     * GB) based on total file size, but given what we know about the expected
-     * ranges of file sizes for APK expansion files, it's probably not necessary.
+     * Showing progress in MB here. It would be nice to choose the unit (KB, MB, GB) based on total
+     * file size, but given what we know about the expected ranges of file sizes for APK expansion
+     * files, it's probably not necessary.
      *
      * @param overallProgress
      * @param overallTotal
@@ -146,11 +145,10 @@ public class Helpers {
 			}
 			return "";
 		}
-        return String.format("%.2f",
-                (float) overallProgress / (1024.0f * 1024.0f))
-                + "MB /" +
-                String.format("%.2f", (float) overallTotal /
-                        (1024.0f * 1024.0f)) + "MB";
+		return String.format(Locale.ENGLISH, "%.2f",
+					   (float)overallProgress / (1024.0f * 1024.0f)) +
+				"MB /" +
+				String.format(Locale.ENGLISH, "%.2f", (float)overallTotal / (1024.0f * 1024.0f)) + "MB";
 	}
 
 	/**
@@ -183,7 +181,7 @@ public class Helpers {
 	}
 
 	public static String getSpeedString(float bytesPerMillisecond) {
-        return String.format("%.2f", bytesPerMillisecond * 1000 / 1024);
+		return String.format(Locale.ENGLISH, "%.2f", bytesPerMillisecond * 1000 / 1024);
 	}
 
 	public static String getTimeRemaining(long durationInMilliseconds) {
@@ -197,8 +195,7 @@ public class Helpers {
 	}
 
 	/**
-     * Returns the file name (without full path) for an Expansion APK file from
-     * the given context.
+     * Returns the file name (without full path) for an Expansion APK file from the given context.
      *
      * @param c the context
      * @param mainFile true for main file, false for patch file
@@ -210,39 +207,39 @@ public class Helpers {
 	}
 
 	/**
-     * Returns the filename (where the file should be saved) from info about a
-     * download
+     * Returns the filename (where the file should be saved) from info about a download
      */
 	static public String generateSaveFileName(Context c, String fileName) {
-        String path = getSaveFilePath(c)
-                + File.separator + fileName;
+		String path = getSaveFilePath(c) + File.separator + fileName;
 		return path;
 	}
 
+	@TargetApi(Build.VERSION_CODES.HONEYCOMB)
 	static public String getSaveFilePath(Context c) {
+		// This technically existed since Honeycomb, but it is critical
+		// on KitKat and greater versions since it will create the
+		// directory if needed
+		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+			return c.getObbDir().toString();
+		} else {
 			File root = Environment.getExternalStorageDirectory();
-        // this makes several issues with Android SDK >= 23 devices.
-        // https://github.com/danikula/Google-Play-Expansion-File/commit/93a03bd34acad67c6ea34cfb6c3f02c93bdcea85
-        // https://issuetracker.google.com/issues/37075181
-        //String path = Build.VERSION.SDK_INT >= 23 ? Constants.EXP_PATH_API23 : Constants.EXP_PATH;
-        String path = Constants.EXP_PATH;
-        return root.toString() + path + c.getPackageName();
+			String path = root.toString() + Constants.EXP_PATH + c.getPackageName();
+			return path;
+		}
 	}
 
 	/**
-     * Helper function to ascertain the existence of a file and return
-     * true/false appropriately
+     * Helper function to ascertain the existence of a file and return true/false appropriately
      *
      * @param c the app/activity/service context
      * @param fileName the name (sans path) of the file to query
      * @param fileSize the size that the file must match
-     * @param deleteFileOnMismatch if the file sizes do not match, delete the
-     *            file
+     * @param deleteFileOnMismatch if the file sizes do not match, delete the file
      * @return true if it does exist, false otherwise
      */
 	static public boolean doesFileExist(Context c, String fileName, long fileSize,
 			boolean deleteFileOnMismatch) {
-        // the file may have been delivered by Market --- let's make sure
+		// the file may have been delivered by Play --- let's make sure
 		// it's the size we expect
 		File fileForNewFile = new File(Helpers.generateSaveFileName(c, fileName));
 		if (fileForNewFile.exists()) {
@@ -258,10 +255,58 @@ public class Helpers {
 		return false;
 	}
 
+	public static final int FS_READABLE = 0;
+	public static final int FS_DOES_NOT_EXIST = 1;
+	public static final int FS_CANNOT_READ = 2;
+
 	/**
-     * Converts download states that are returned by the {@link 
-     * IDownloaderClient#onDownloadStateChanged} callback into usable strings.
-     * This is useful if using the state strings built into the library to display user messages.
+     * Helper function to ascertain whether a file can be read.
+     *
+     * @param c the app/activity/service context
+     * @param fileName the name (sans path) of the file to query
+     * @return true if it does exist, false otherwise
+     */
+	static public int getFileStatus(Context c, String fileName) {
+		// the file may have been delivered by Play --- let's make sure
+		// it's the size we expect
+		File fileForNewFile = new File(Helpers.generateSaveFileName(c, fileName));
+		int returnValue;
+		if (fileForNewFile.exists()) {
+			if (fileForNewFile.canRead()) {
+				returnValue = FS_READABLE;
+			} else {
+				returnValue = FS_CANNOT_READ;
+			}
+		} else {
+			returnValue = FS_DOES_NOT_EXIST;
+		}
+		return returnValue;
+	}
+
+	/**
+     * Helper function to ascertain whether the application has the correct access to the OBB
+     * directory to allow an OBB file to be written.
+     * 
+     * @param c the app/activity/service context
+     * @return true if the application can write an OBB file, false otherwise
+     */
+	static public boolean canWriteOBBFile(Context c) {
+		String path = getSaveFilePath(c);
+		File fileForNewFile = new File(path);
+		boolean canWrite;
+		if (fileForNewFile.exists()) {
+			canWrite = fileForNewFile.isDirectory() && fileForNewFile.canWrite();
+		} else {
+			canWrite = fileForNewFile.mkdirs();
+		}
+		return canWrite;
+	}
+
+	/**
+     * Converts download states that are returned by the
+     * {@link IDownloaderClient#onDownloadStateChanged} callback into usable strings. This is useful
+     * if using the state strings built into the library to display user messages.
+     * 
      * @param state One of the STATE_* constants from {@link IDownloaderClient}.
      * @return string resource ID for the corresponding string.
      */
@@ -307,5 +352,4 @@ public class Helpers {
 				return R.string.state_unknown;
 		}
 	}
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/SystemFacade.java

@@ -16,6 +16,7 @@
 
 package com.google.android.vending.expansion.downloader;
 
+import android.annotation.SuppressLint;
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.content.Context;
@@ -51,6 +52,7 @@ class SystemFacade {
 			return null;
 		}
 
+		@SuppressLint("MissingPermission")
 		NetworkInfo activeInfo = connectivity.getActiveNetworkInfo();
 		if (activeInfo == null) {
 			if (Constants.LOGVV) {
@@ -69,6 +71,7 @@ class SystemFacade {
 			return false;
 		}
 
+		@SuppressLint("MissingPermission")
 		NetworkInfo info = connectivity.getActiveNetworkInfo();
 		boolean isMobile = (info != null && info.getType() == ConnectivityManager.TYPE_MOBILE);
 		TelephonyManager tm = (TelephonyManager)mContext

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/AndroidHttpClient.java

@@ -1,536 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/*
- * This is a port of AndroidHttpClient to pre-Froyo devices, that takes advantage of
- * the SSLSessionCache added Froyo devices using reflection.
- */
-
-package com.google.android.vending.expansion.downloader.impl;
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.lang.reflect.Constructor;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.net.URI;
-import java.util.zip.GZIPInputStream;
-import java.util.zip.GZIPOutputStream;
-
-import org.apache.http.Header;
-import org.apache.http.HttpEntity;
-import org.apache.http.HttpEntityEnclosingRequest;
-import org.apache.http.HttpException;
-import org.apache.http.HttpHost;
-import org.apache.http.HttpRequest;
-import org.apache.http.HttpRequestInterceptor;
-import org.apache.http.HttpResponse;
-import org.apache.http.client.ClientProtocolException;
-import org.apache.http.client.HttpClient;
-import org.apache.http.client.ResponseHandler;
-import org.apache.http.client.methods.HttpUriRequest;
-import org.apache.http.client.params.HttpClientParams;
-import org.apache.http.client.protocol.ClientContext;
-import org.apache.http.conn.ClientConnectionManager;
-import org.apache.http.conn.scheme.PlainSocketFactory;
-import org.apache.http.conn.scheme.Scheme;
-import org.apache.http.conn.scheme.SchemeRegistry;
-import org.apache.http.conn.scheme.SocketFactory;
-import org.apache.http.conn.ssl.SSLSocketFactory;
-import org.apache.http.entity.AbstractHttpEntity;
-import org.apache.http.entity.ByteArrayEntity;
-import org.apache.http.impl.client.DefaultHttpClient;
-import org.apache.http.impl.client.RequestWrapper;
-import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
-import org.apache.http.params.BasicHttpParams;
-import org.apache.http.params.HttpConnectionParams;
-import org.apache.http.params.HttpParams;
-import org.apache.http.params.HttpProtocolParams;
-import org.apache.http.protocol.BasicHttpContext;
-import org.apache.http.protocol.BasicHttpProcessor;
-import org.apache.http.protocol.HttpContext;
-
-import android.content.ContentResolver;
-import android.content.Context;
-import android.net.SSLCertificateSocketFactory;
-import android.os.Looper;
-import android.util.Log;
-
-/**
- * Subclass of the Apache {@link DefaultHttpClient} that is configured with
- * reasonable default settings and registered schemes for Android, and
- * also lets the user add {@link HttpRequestInterceptor} classes.
- * Don't create this directly, use the {@link #newInstance} factory method.
- *
- * <p>This client processes cookies but does not retain them by default.
- * To retain cookies, simply add a cookie store to the HttpContext:</p>
- *
- * <pre>context.setAttribute(ClientContext.COOKIE_STORE, cookieStore);</pre>
- */
-public final class AndroidHttpClient implements HttpClient {
-
-	static Class<?> sSslSessionCacheClass;
-	static {
-		// if we are on Froyo+ devices, we can take advantage of the SSLSessionCache
-		try {
-			sSslSessionCacheClass = Class.forName("android.net.SSLSessionCache");
-		} catch (Exception e) {
-			
-		}
-	}
-	
-    // Gzip of data shorter than this probably won't be worthwhile
-    public static long DEFAULT_SYNC_MIN_GZIP_BYTES = 256;
-
-    // Default connection and socket timeout of 60 seconds.  Tweak to taste.
-    private static final int SOCKET_OPERATION_TIMEOUT = 60 * 1000;
-
-    private static final String TAG = "AndroidHttpClient";
-
-
-    /** Interceptor throws an exception if the executing thread is blocked */
-    private static final HttpRequestInterceptor sThreadCheckInterceptor =
-            new HttpRequestInterceptor() {
-        public void process(HttpRequest request, HttpContext context) {
-            // Prevent the HttpRequest from being sent on the main thread
-            if (Looper.myLooper() != null && Looper.myLooper() == Looper.getMainLooper() ) {
-                throw new RuntimeException("This thread forbids HTTP requests");
-            }
-        }
-    };
-
-    /**
-     * Create a new HttpClient with reasonable defaults (which you can update).
-     *
-     * @param userAgent to report in your HTTP requests
-     * @param context to use for caching SSL sessions (may be null for no caching)
-     * @return AndroidHttpClient for you to use for all your requests.
-     */
-    public static AndroidHttpClient newInstance(String userAgent, Context context) {
-        HttpParams params = new BasicHttpParams();
-
-        // Turn off stale checking.  Our connections break all the time anyway,
-        // and it's not worth it to pay the penalty of checking every time.
-        HttpConnectionParams.setStaleCheckingEnabled(params, false);
-
-        HttpConnectionParams.setConnectionTimeout(params, SOCKET_OPERATION_TIMEOUT);
-        HttpConnectionParams.setSoTimeout(params, SOCKET_OPERATION_TIMEOUT);
-        HttpConnectionParams.setSocketBufferSize(params, 8192);
-
-        // Don't handle redirects -- return them to the caller.  Our code
-        // often wants to re-POST after a redirect, which we must do ourselves.
-        HttpClientParams.setRedirecting(params, false);
-
-        Object sessionCache = null;
-        // Use a session cache for SSL sockets -- Froyo only
-        if ( null != context && null != sSslSessionCacheClass ) {
-             Constructor<?> ct;
-			try {
-				ct = sSslSessionCacheClass.getConstructor(Context.class);
-				sessionCache = ct.newInstance(context);             
-			} catch (SecurityException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (NoSuchMethodException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (IllegalArgumentException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (InstantiationException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (IllegalAccessException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (InvocationTargetException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			}
-        }
-
-        // Set the specified user agent and register standard protocols.
-        HttpProtocolParams.setUserAgent(params, userAgent);
-        SchemeRegistry schemeRegistry = new SchemeRegistry();
-        schemeRegistry.register(new Scheme("http",
-                PlainSocketFactory.getSocketFactory(), 80));
-        SocketFactory sslCertificateSocketFactory = null;
-        if ( null != sessionCache ) {
-        	Method getHttpSocketFactoryMethod;
-			try {
-				getHttpSocketFactoryMethod = SSLCertificateSocketFactory.class.getDeclaredMethod("getHttpSocketFactory",Integer.TYPE, sSslSessionCacheClass);
-	        	sslCertificateSocketFactory = (SocketFactory)getHttpSocketFactoryMethod.invoke(null, SOCKET_OPERATION_TIMEOUT, sessionCache);
-			} catch (SecurityException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (NoSuchMethodException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (IllegalArgumentException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (IllegalAccessException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			} catch (InvocationTargetException e) {
-				// TODO Auto-generated catch block
-				e.printStackTrace();
-			}
-        }
-        if ( null == sslCertificateSocketFactory ) {
-        	sslCertificateSocketFactory = SSLSocketFactory.getSocketFactory();
-        }
-        schemeRegistry.register(new Scheme("https",
-                sslCertificateSocketFactory, 443));
-
-        ClientConnectionManager manager =
-                new ThreadSafeClientConnManager(params, schemeRegistry);
-
-        // We use a factory method to modify superclass initialization
-        // parameters without the funny call-a-static-method dance.
-        return new AndroidHttpClient(manager, params);
-    }
-
-    /**
-     * Create a new HttpClient with reasonable defaults (which you can update).
-     * @param userAgent to report in your HTTP requests.
-     * @return AndroidHttpClient for you to use for all your requests.
-     */
-    public static AndroidHttpClient newInstance(String userAgent) {
-        return newInstance(userAgent, null /* session cache */);
-    }
-
-    private final HttpClient delegate;
-
-    private RuntimeException mLeakedException = new IllegalStateException(
-            "AndroidHttpClient created and never closed");
-
-    private AndroidHttpClient(ClientConnectionManager ccm, HttpParams params) {
-        this.delegate = new DefaultHttpClient(ccm, params) {
-            @Override
-            protected BasicHttpProcessor createHttpProcessor() {
-                // Add interceptor to prevent making requests from main thread.
-                BasicHttpProcessor processor = super.createHttpProcessor();
-                processor.addRequestInterceptor(sThreadCheckInterceptor);
-                processor.addRequestInterceptor(new CurlLogger());
-
-                return processor;
-            }
-
-            @Override
-            protected HttpContext createHttpContext() {
-                // Same as DefaultHttpClient.createHttpContext() minus the
-                // cookie store.
-                HttpContext context = new BasicHttpContext();
-                context.setAttribute(
-                        ClientContext.AUTHSCHEME_REGISTRY,
-                        getAuthSchemes());
-                context.setAttribute(
-                        ClientContext.COOKIESPEC_REGISTRY,
-                        getCookieSpecs());
-                context.setAttribute(
-                        ClientContext.CREDS_PROVIDER,
-                        getCredentialsProvider());
-                return context;
-            }
-        };
-    }
-
-    @Override
-    protected void finalize() throws Throwable {
-        super.finalize();
-        if (mLeakedException != null) {
-            Log.e(TAG, "Leak found", mLeakedException);
-            mLeakedException = null;
-        }
-    }
-
-    /**
-     * Modifies a request to indicate to the server that we would like a
-     * gzipped response.  (Uses the "Accept-Encoding" HTTP header.)
-     * @param request the request to modify
-     * @see #getUngzippedContent
-     */
-    public static void modifyRequestToAcceptGzipResponse(HttpRequest request) {
-        request.addHeader("Accept-Encoding", "gzip");
-    }
-
-    /**
-     * Gets the input stream from a response entity.  If the entity is gzipped
-     * then this will get a stream over the uncompressed data.
-     *
-     * @param entity the entity whose content should be read
-     * @return the input stream to read from
-     * @throws IOException
-     */
-    public static InputStream getUngzippedContent(HttpEntity entity)
-            throws IOException {
-        InputStream responseStream = entity.getContent();
-        if (responseStream == null) return responseStream;
-        Header header = entity.getContentEncoding();
-        if (header == null) return responseStream;
-        String contentEncoding = header.getValue();
-        if (contentEncoding == null) return responseStream;
-        if (contentEncoding.contains("gzip")) responseStream
-                = new GZIPInputStream(responseStream);
-        return responseStream;
-    }
-
-    /**
-     * Release resources associated with this client.  You must call this,
-     * or significant resources (sockets and memory) may be leaked.
-     */
-    public void close() {
-        if (mLeakedException != null) {
-            getConnectionManager().shutdown();
-            mLeakedException = null;
-        }
-    }
-
-    public HttpParams getParams() {
-        return delegate.getParams();
-    }
-
-    public ClientConnectionManager getConnectionManager() {
-        return delegate.getConnectionManager();
-    }
-
-    public HttpResponse execute(HttpUriRequest request) throws IOException {
-        return delegate.execute(request);
-    }
-
-    public HttpResponse execute(HttpUriRequest request, HttpContext context)
-            throws IOException {
-        return delegate.execute(request, context);
-    }
-
-    public HttpResponse execute(HttpHost target, HttpRequest request)
-            throws IOException {
-        return delegate.execute(target, request);
-    }
-
-    public HttpResponse execute(HttpHost target, HttpRequest request,
-            HttpContext context) throws IOException {
-        return delegate.execute(target, request, context);
-    }
-
-    public <T> T execute(HttpUriRequest request,
-            ResponseHandler<? extends T> responseHandler)
-            throws IOException, ClientProtocolException {
-        return delegate.execute(request, responseHandler);
-    }
-
-    public <T> T execute(HttpUriRequest request,
-            ResponseHandler<? extends T> responseHandler, HttpContext context)
-            throws IOException, ClientProtocolException {
-        return delegate.execute(request, responseHandler, context);
-    }
-
-    public <T> T execute(HttpHost target, HttpRequest request,
-            ResponseHandler<? extends T> responseHandler) throws IOException,
-            ClientProtocolException {
-        return delegate.execute(target, request, responseHandler);
-    }
-
-    public <T> T execute(HttpHost target, HttpRequest request,
-            ResponseHandler<? extends T> responseHandler, HttpContext context)
-            throws IOException, ClientProtocolException {
-        return delegate.execute(target, request, responseHandler, context);
-    }
-
-    /**
-     * Compress data to send to server.
-     * Creates a Http Entity holding the gzipped data.
-     * The data will not be compressed if it is too short.
-     * @param data The bytes to compress
-     * @return Entity holding the data
-     */
-    public static AbstractHttpEntity getCompressedEntity(byte data[], ContentResolver resolver)
-            throws IOException {
-        AbstractHttpEntity entity;
-        if (data.length < getMinGzipSize(resolver)) {
-            entity = new ByteArrayEntity(data);
-        } else {
-            ByteArrayOutputStream arr = new ByteArrayOutputStream();
-            OutputStream zipper = new GZIPOutputStream(arr);
-            zipper.write(data);
-            zipper.close();
-            entity = new ByteArrayEntity(arr.toByteArray());
-            entity.setContentEncoding("gzip");
-        }
-        return entity;
-    }
-
-    /**
-     * Retrieves the minimum size for compressing data.
-     * Shorter data will not be compressed.
-     */
-    public static long getMinGzipSize(ContentResolver resolver) {
-        return DEFAULT_SYNC_MIN_GZIP_BYTES;  // For now, this is just a constant.
-    }
-
-    /* cURL logging support. */
-
-    /**
-     * Logging tag and level.
-     */
-    private static class LoggingConfiguration {
-
-        private final String tag;
-        private final int level;
-
-        private LoggingConfiguration(String tag, int level) {
-            this.tag = tag;
-            this.level = level;
-        }
-
-        /**
-         * Returns true if logging is turned on for this configuration.
-         */
-        private boolean isLoggable() {
-            return Log.isLoggable(tag, level);
-        }
-
-        /**
-         * Prints a message using this configuration.
-         */
-        private void println(String message) {
-            Log.println(level, tag, message);
-        }
-    }
-
-    /** cURL logging configuration. */
-    private volatile LoggingConfiguration curlConfiguration;
-
-    /**
-     * Enables cURL request logging for this client.
-     *
-     * @param name to log messages with
-     * @param level at which to log messages (see {@link android.util.Log})
-     */
-    public void enableCurlLogging(String name, int level) {
-        if (name == null) {
-            throw new NullPointerException("name");
-        }
-        if (level < Log.VERBOSE || level > Log.ASSERT) {
-            throw new IllegalArgumentException("Level is out of range ["
-                + Log.VERBOSE + ".." + Log.ASSERT + "]");
-        }
-
-        curlConfiguration = new LoggingConfiguration(name, level);
-    }
-
-    /**
-     * Disables cURL logging for this client.
-     */
-    public void disableCurlLogging() {
-        curlConfiguration = null;
-    }
-
-    /**
-     * Logs cURL commands equivalent to requests.
-     */
-    private class CurlLogger implements HttpRequestInterceptor {
-        public void process(HttpRequest request, HttpContext context)
-                throws HttpException, IOException {
-            LoggingConfiguration configuration = curlConfiguration;
-            if (configuration != null
-                    && configuration.isLoggable()
-                    && request instanceof HttpUriRequest) {
-                // Never print auth token -- we used to check ro.secure=0 to
-                // enable that, but can't do that in unbundled code.
-                configuration.println(toCurl((HttpUriRequest) request, false));
-            }
-        }
-    }
-
-    /**
-     * Generates a cURL command equivalent to the given request.
-     */
-    private static String toCurl(HttpUriRequest request, boolean logAuthToken) throws IOException {
-        StringBuilder builder = new StringBuilder();
-
-        builder.append("curl ");
-
-        for (Header header: request.getAllHeaders()) {
-            if (!logAuthToken
-                    && (header.getName().equals("Authorization") ||
-                        header.getName().equals("Cookie"))) {
-                continue;
-            }
-            builder.append("--header \"");
-            builder.append(header.toString().trim());
-            builder.append("\" ");
-        }
-
-        URI uri = request.getURI();
-
-        // If this is a wrapped request, use the URI from the original
-        // request instead. getURI() on the wrapper seems to return a
-        // relative URI. We want an absolute URI.
-        if (request instanceof RequestWrapper) {
-            HttpRequest original = ((RequestWrapper) request).getOriginal();
-            if (original instanceof HttpUriRequest) {
-                uri = ((HttpUriRequest) original).getURI();
-            }
-        }
-
-        builder.append("\"");
-        builder.append(uri);
-        builder.append("\"");
-
-        if (request instanceof HttpEntityEnclosingRequest) {
-            HttpEntityEnclosingRequest entityRequest =
-                    (HttpEntityEnclosingRequest) request;
-            HttpEntity entity = entityRequest.getEntity();
-            if (entity != null && entity.isRepeatable()) {
-                if (entity.getContentLength() < 1024) {
-                    ByteArrayOutputStream stream = new ByteArrayOutputStream();
-                    entity.writeTo(stream);
-                    String entityString = stream.toString();
-
-                    // TODO: Check the content type, too.
-                    builder.append(" --data-ascii \"")
-                            .append(entityString)
-                            .append("\"");
-                } else {
-                    builder.append(" [TOO MUCH DATA TO INCLUDE]");
-                }
-            }
-        }
-
-        return builder.toString();
-    }
-
-    /**
-     * Returns the date of the given HTTP date string. This method can identify
-     * and parse the date formats emitted by common HTTP servers, such as
-     * <a href="http://www.ietf.org/rfc/rfc0822.txt">RFC 822</a>,
-     * <a href="http://www.ietf.org/rfc/rfc0850.txt">RFC 850</a>,
-     * <a href="http://www.ietf.org/rfc/rfc1036.txt">RFC 1036</a>,
-     * <a href="http://www.ietf.org/rfc/rfc1123.txt">RFC 1123</a> and
-     * <a href="http://www.opengroup.org/onlinepubs/007908799/xsh/asctime.html">ANSI
-     * C's asctime()</a>.
-     *
-     * @return the number of milliseconds since Jan. 1, 1970, midnight GMT.
-     * @throws IllegalArgumentException if {@code dateString} is not a date or
-     *     of an unsupported format.
-     */
-    public static long parseDate(String dateString) {
-        return HttpDateTime.parse(dateString);
-    }
-}

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/CustomIntentService.java

@@ -36,7 +36,7 @@ public abstract class CustomIntentService extends Service {
 	private boolean mRedelivery;
 	private volatile ServiceHandler mServiceHandler;
 	private volatile Looper mServiceLooper;
-    private static final String LOG_TAG = "CancellableIntentService";
+	private static final String LOG_TAG = "CustomIntentService";
 	private static final int WHAT_MESSAGE = -10;
 
 	public CustomIntentService(String paramString) {
@@ -51,8 +51,7 @@ public abstract class CustomIntentService extends Service {
 	@Override
 	public void onCreate() {
 		super.onCreate();
-        HandlerThread localHandlerThread = new HandlerThread("IntentService["
-                + this.mName + "]");
+		HandlerThread localHandlerThread = new HandlerThread("IntentService[" + this.mName + "]");
 		localHandlerThread.start();
 		this.mServiceLooper = localHandlerThread.getLooper();
 		this.mServiceHandler = new ServiceHandler(this.mServiceLooper);

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/CustomNotificationFactory.java

@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.expansion.downloader.impl;
-
-/**
- * Uses the class-loader model to utilize the updated notification builders in
- * Honeycomb while maintaining a compatible version for older devices.
- */
-public class CustomNotificationFactory {
-    static public DownloadNotification.ICustomNotification createCustomNotification() {
-        if (android.os.Build.VERSION.SDK_INT > 13)
-            return new V14CustomNotification();
-        else
-            throw new RuntimeException();
-    }
-}

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/DownloadNotification.java

@@ -22,11 +22,12 @@ import com.google.android.vending.expansion.downloader.DownloaderClientMarshalle
 import com.google.android.vending.expansion.downloader.Helpers;
 import com.google.android.vending.expansion.downloader.IDownloaderClient;
 
-import android.app.Notification;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.content.Context;
+import android.os.Build;
 import android.os.Messenger;
+import android.support.v4.app.NotificationCompat;
 
 /**
  * This class handles displaying the notification associated with the download
@@ -44,16 +45,16 @@ public class DownloadNotification implements IDownloaderClient {
 	private int mState;
 	private final Context mContext;
 	private final NotificationManager mNotificationManager;
-    private String mCurrentTitle;
+	private CharSequence mCurrentTitle;
 
 	private IDownloaderClient mClientProxy;
-    final ICustomNotification mCustomNotification;
-    private Notification.Builder mNotificationBuilder;
-    private Notification.Builder mCurrentNotificationBuilder;
+	private NotificationCompat.Builder mActiveDownloadBuilder;
+	private NotificationCompat.Builder mBuilder;
+	private NotificationCompat.Builder mCurrentBuilder;
 	private CharSequence mLabel;
 	private String mCurrentText;
-    private PendingIntent mContentIntent;
 	private DownloadProgressInfo mProgressInfo;
+	private PendingIntent mContentIntent;
 
 	static final String LOGTAG = "DownloadNotification";
 	static final int NOTIFICATION_ID = LOGTAG.hashCode();
@@ -62,8 +63,10 @@ public class DownloadNotification implements IDownloaderClient {
 		return mContentIntent;
 	}
 
-    public void setClientIntent(PendingIntent mClientIntent) {
-        this.mContentIntent = mClientIntent;
+	public void setClientIntent(PendingIntent clientIntent) {
+		this.mBuilder.setContentIntent(clientIntent);
+		this.mActiveDownloadBuilder.setContentIntent(clientIntent);
+		this.mContentIntent = clientIntent;
 	}
 
 	public void resendState() {
@@ -130,16 +133,20 @@ public class DownloadNotification implements IDownloaderClient {
 					ongoingEvent = true;
 					break;
 			}
+
 			mCurrentText = mContext.getString(stringDownloadID);
-            mCurrentTitle = mLabel.toString();
-            mCurrentNotificationBuilder.setTicker(mLabel + ": " + mCurrentText);
-            mCurrentNotificationBuilder.setSmallIcon(iconResource);
-            mCurrentNotificationBuilder.setContentTitle(mCurrentTitle);
-            mCurrentNotificationBuilder.setContentText(mCurrentText);
-            mCurrentNotificationBuilder.setContentIntent(mContentIntent);
-            mCurrentNotificationBuilder.setOngoing(ongoingEvent);
-            mCurrentNotificationBuilder.setAutoCancel(!ongoingEvent);
-            mNotificationManager.notify(NOTIFICATION_ID, mCurrentNotificationBuilder.build());
+			mCurrentTitle = mLabel;
+			mCurrentBuilder.setTicker(mLabel + ": " + mCurrentText);
+			mCurrentBuilder.setSmallIcon(iconResource);
+			mCurrentBuilder.setContentTitle(mCurrentTitle);
+			mCurrentBuilder.setContentText(mCurrentText);
+			if (ongoingEvent) {
+				mCurrentBuilder.setOngoing(true);
+			} else {
+				mCurrentBuilder.setOngoing(false);
+				mCurrentBuilder.setAutoCancel(true);
+			}
+			mNotificationManager.notify(NOTIFICATION_ID, mCurrentBuilder.build());
 		}
 	}
 
@@ -151,41 +158,22 @@ public class DownloadNotification implements IDownloaderClient {
 		}
 		if (progress.mOverallTotal <= 0) {
 			// we just show the text
-            mNotificationBuilder.setTicker(mCurrentTitle);
-            mNotificationBuilder.setSmallIcon(android.R.drawable.stat_sys_download);
-            mNotificationBuilder.setContentTitle(mCurrentTitle);
-            mNotificationBuilder.setContentText(mCurrentText);
-            mNotificationBuilder.setContentIntent(mContentIntent);
-            mCurrentNotificationBuilder = mNotificationBuilder;
+			mBuilder.setTicker(mCurrentTitle);
+			mBuilder.setSmallIcon(android.R.drawable.stat_sys_download);
+			mBuilder.setContentTitle(mCurrentTitle);
+			mBuilder.setContentText(mCurrentText);
+			mCurrentBuilder = mBuilder;
 		} else {
-            mCustomNotification.setCurrentBytes(progress.mOverallProgress);
-            mCustomNotification.setTotalBytes(progress.mOverallTotal);
-            mCustomNotification.setIcon(android.R.drawable.stat_sys_download);
-            mCustomNotification.setPendingIntent(mContentIntent);
-            mCustomNotification.setTicker(mLabel + ": " + mCurrentText);
-            mCustomNotification.setTitle(mLabel);
-            mCustomNotification.setTimeRemaining(progress.mTimeRemaining);
-            mCurrentNotificationBuilder = mCustomNotification.updateNotification(mContext);
+			mActiveDownloadBuilder.setProgress((int)progress.mOverallTotal, (int)progress.mOverallProgress, false);
+			mActiveDownloadBuilder.setContentText(Helpers.getDownloadProgressString(progress.mOverallProgress, progress.mOverallTotal));
+			mActiveDownloadBuilder.setSmallIcon(android.R.drawable.stat_sys_download);
+			mActiveDownloadBuilder.setTicker(mLabel + ": " + mCurrentText);
+			mActiveDownloadBuilder.setContentTitle(mLabel);
+			mActiveDownloadBuilder.setContentInfo(mContext.getString(R.string.time_remaining_notification,
+					Helpers.getTimeRemaining(progress.mTimeRemaining)));
+			mCurrentBuilder = mActiveDownloadBuilder;
 		}
-        mNotificationManager.notify(NOTIFICATION_ID, mCurrentNotificationBuilder.build());
-    }
-
-    public interface ICustomNotification {
-        void setTitle(CharSequence title);
-
-        void setTicker(CharSequence ticker);
-
-        void setPendingIntent(PendingIntent mContentIntent);
-
-        void setTotalBytes(long totalBytes);
-
-        void setCurrentBytes(long currentBytes);
-
-        void setIcon(int iconResource);
-
-        void setTimeRemaining(long timeRemaining);
-
-        Notification.Builder updateNotification(Context c);
+		mNotificationManager.notify(NOTIFICATION_ID, mCurrentBuilder.build());
 	}
 
 	/**
@@ -216,15 +204,21 @@ public class DownloadNotification implements IDownloaderClient {
 		mLabel = applicationLabel;
 		mNotificationManager = (NotificationManager)
 									   mContext.getSystemService(Context.NOTIFICATION_SERVICE);
-        mCustomNotification = CustomNotificationFactory
-                .createCustomNotification();
-        mNotificationBuilder = new Notification.Builder(ctx);
-        mCurrentNotificationBuilder = mNotificationBuilder;
+		mActiveDownloadBuilder = new NotificationCompat.Builder(ctx);
+		mBuilder = new NotificationCompat.Builder(ctx);
 
+		// Set Notification category and priorities to something that makes sense for a long
+		// lived background task.
+		mActiveDownloadBuilder.setPriority(NotificationCompat.PRIORITY_LOW);
+		mActiveDownloadBuilder.setCategory(NotificationCompat.CATEGORY_PROGRESS);
+
+		mBuilder.setPriority(NotificationCompat.PRIORITY_LOW);
+		mBuilder.setCategory(NotificationCompat.CATEGORY_PROGRESS);
+
+		mCurrentBuilder = mBuilder;
 	}
 
 	@Override
 	public void onServiceConnected(Messenger m) {
 	}
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/DownloadThread.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012 The Android Open Source Project
+ * Copyright (C) 2015 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,14 +20,7 @@ import com.google.android.vending.expansion.downloader.Constants;
 import com.google.android.vending.expansion.downloader.Helpers;
 import com.google.android.vending.expansion.downloader.IDownloaderClient;
 
-import org.apache.http.Header;
-import org.apache.http.HttpHost;
-import org.apache.http.HttpResponse;
-import org.apache.http.client.methods.HttpGet;
-import org.apache.http.conn.params.ConnRouteParams;
-
 import android.content.Context;
-import android.net.Proxy;
 import android.os.PowerManager;
 import android.os.Process;
 import android.util.Log;
@@ -38,8 +31,8 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.SyncFailedException;
-import java.net.URI;
-import java.net.URISyntaxException;
+import java.net.HttpURLConnection;
+import java.net.URL;
 import java.util.Locale;
 
 /**
@@ -61,9 +54,7 @@ public class DownloadThread {
 		mService = service;
 		mNotification = notification;
 		mDB = DownloadsDB.getDB(service);
-        mUserAgent = "APKXDL (Linux; U; Android " + android.os.Build.VERSION.RELEASE + ";"
-                + Locale.getDefault().toString() + "; " + android.os.Build.DEVICE + "/"
-                + android.os.Build.ID + ")" +
+		mUserAgent = "APKXDL (Linux; U; Android " + android.os.Build.VERSION.RELEASE + ";" + Locale.getDefault().toString() + "; " + android.os.Build.DEVICE + "/" + android.os.Build.ID + ")" +
 					 service.getPackageName();
 	}
 
@@ -117,9 +108,7 @@ public class DownloadThread {
      * headers, or destination filename.
      */
 	private class StopRequest extends Throwable {
-        /**
-		 * 
-		 */
+
 		private static final long serialVersionUID = 6338592678988347973L;
 		public int mFinalStatus;
 
@@ -140,63 +129,9 @@ public class DownloadThread {
      */
 	private class RetryDownload extends Throwable {
 
-        /**
-		 * 
-		 */
 		private static final long serialVersionUID = 6196036036517540229L;
 	}
 
-    /**
-     * Returns the preferred proxy to be used by clients. This is a wrapper
-     * around {@link android.net.Proxy#getHost()}. Currently no proxy will be
-     * returned for localhost or if the active network is Wi-Fi.
-     * 
-     * @param context the context which will be passed to
-     *            {@link android.net.Proxy#getHost()}
-     * @param url the target URL for the request
-     * @note Calling this method requires permission
-     *       android.permission.ACCESS_NETWORK_STATE
-     * @return The preferred proxy to be used by clients, or null if there is no
-     *         proxy.
-     */
-    public HttpHost getPreferredHttpHost(Context context,
-            String url) {
-        if (!isLocalHost(url) && !mService.isWiFi()) {
-            final String proxyHost = Proxy.getHost(context);
-            if (proxyHost != null) {
-                return new HttpHost(proxyHost, Proxy.getPort(context), "http");
-            }
-        }
-
-        return null;
-    }
-
-    static final private boolean isLocalHost(String url) {
-        if (url == null) {
-            return false;
-        }
-
-        try {
-            final URI uri = URI.create(url);
-            final String host = uri.getHost();
-            if (host != null) {
-                // TODO: InetAddress.isLoopbackAddress should be used to check
-                // for localhost. However no public factory methods exist which
-                // can be used without triggering DNS lookup if host is not
-                // localhost.
-                if (host.equalsIgnoreCase("localhost") ||
-                        host.equals("127.0.0.1") ||
-                        host.equals("[::1]")) {
-                    return true;
-                }
-            }
-        } catch (IllegalArgumentException iex) {
-            // Ignore (URI.create)
-        }
-
-        return false;
-    }
-
 	/**
      * Executes the download in a separate thread
      */
@@ -204,22 +139,19 @@ public class DownloadThread {
 		Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND);
 
 		State state = new State(mInfo, mService);
-        AndroidHttpClient client = null;
 		PowerManager.WakeLock wakeLock = null;
 		int finalStatus = DownloaderService.STATUS_UNKNOWN_ERROR;
 
 		try {
 			PowerManager pm = (PowerManager)mContext.getSystemService(Context.POWER_SERVICE);
-            wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, Constants.TAG);
-            wakeLock.acquire();
+			wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "org.godot.game:wakelock");
+			wakeLock.acquire(20 * 60 * 1000L /*20 minutes*/);
 
 			if (Constants.LOGV) {
 				Log.v(Constants.TAG, "initiating download for " + mInfo.mFileName);
 				Log.v(Constants.TAG, "  at " + mInfo.mUri);
 			}
 
-            client = AndroidHttpClient.newInstance(userAgent(), mContext);
-
 			boolean finished = false;
 			while (!finished) {
 				if (Constants.LOGV) {
@@ -229,16 +161,16 @@ public class DownloadThread {
 				// Set or unset proxy, which may have changed since last GET
 				// request.
 				// setDefaultProxy() supports null as proxy parameter.
-                ConnRouteParams.setDefaultProxy(client.getParams(),
-                        getPreferredHttpHost(mContext, state.mRequestUri));
-                HttpGet request = new HttpGet(state.mRequestUri);
+				URL url = new URL(state.mRequestUri);
+				HttpURLConnection request = (HttpURLConnection)url.openConnection();
+				request.setRequestProperty("User-Agent", userAgent());
 				try {
-                    executeDownload(state, client, request);
+					executeDownload(state, request);
 					finished = true;
 				} catch (RetryDownload exc) {
 					// fall through
 				} finally {
-                    request.abort();
+					request.disconnect();
 					request = null;
 				}
 			}
@@ -266,10 +198,6 @@ public class DownloadThread {
 				wakeLock.release();
 				wakeLock = null;
 			}
-            if (client != null) {
-                client.close();
-                client = null;
-            }
 			cleanupDestination(state, finalStatus);
 			notifyDownloadCompleted(finalStatus, state.mCountRetry, state.mRetryAfter,
 					state.mRedirectCount, state.mGotData, state.mFilename);
@@ -280,7 +208,7 @@ public class DownloadThread {
      * Fully execute a single download request - setup and send the request,
      * handle the response, and transfer the data to the destination file.
      */
-    private void executeDownload(State state, AndroidHttpClient client, HttpGet request)
+	private void executeDownload(State state, HttpURLConnection request)
 			throws StopRequest, RetryDownload {
 		InnerState innerState = new InnerState();
 		byte data[] = new byte[Constants.BUFFER_SIZE];
@@ -295,15 +223,15 @@ public class DownloadThread {
 		checkConnectivity(state);
 
 		mNotification.onDownloadStateChanged(IDownloaderClient.STATE_CONNECTING);
-        HttpResponse response = sendRequest(state, client, request);
-        handleExceptionalStatus(state, innerState, response);
+		int responseCode = sendRequest(state, request);
+		handleExceptionalStatus(state, innerState, request, responseCode);
 
 		if (Constants.LOGV) {
 			Log.v(Constants.TAG, "received response for " + mInfo.mUri);
 		}
 
-        processResponseHeaders(state, innerState, response);
-        InputStream entityStream = openResponseEntity(state, response);
+		processResponseHeaders(state, innerState, request);
+		InputStream entityStream = openResponseEntity(state, request);
 		mNotification.onDownloadStateChanged(IDownloaderClient.STATE_DOWNLOADING);
 		transferData(state, innerState, data, entityStream);
 	}
@@ -458,10 +386,7 @@ public class DownloadThread {
      */
 	private void reportProgress(State state, InnerState innerState) {
 		long now = System.currentTimeMillis();
-        if (innerState.mBytesSoFar - innerState.mBytesNotified
-                > Constants.MIN_PROGRESS_STEP
-                && now - innerState.mTimeLastNotification
-                > Constants.MIN_PROGRESS_TIME) {
+		if (innerState.mBytesSoFar - innerState.mBytesNotified > Constants.MIN_PROGRESS_STEP && now - innerState.mTimeLastNotification > Constants.MIN_PROGRESS_TIME) {
 			// we store progress updates to the database here
 			mInfo.mCurrentBytes = innerState.mBytesSoFar;
 			mDB.updateDownloadCurrentBytes(mInfo);
@@ -472,10 +397,8 @@ public class DownloadThread {
 			long totalBytesSoFar = innerState.mBytesThisSession + mService.mBytesSoFar;
 
 			if (Constants.LOGVV) {
-                Log.v(Constants.TAG, "downloaded " + mInfo.mCurrentBytes + " out of "
-                        + mInfo.mTotalBytes);
-                Log.v(Constants.TAG, "     total " + totalBytesSoFar + " out of "
-                        + mService.mTotalLength);
+				Log.v(Constants.TAG, "downloaded " + mInfo.mCurrentBytes + " out of " + mInfo.mTotalBytes);
+				Log.v(Constants.TAG, "     total " + totalBytesSoFar + " out of " + mService.mTotalLength);
 			}
 
 			mService.notifyUpdateBytes(totalBytesSoFar);
@@ -529,8 +452,7 @@ public class DownloadThread {
 		// }
 		mDB.updateDownload(mInfo);
 
-        boolean lengthMismatched = (innerState.mHeaderContentLength != null)
-                && (innerState.mBytesSoFar != Integer.parseInt(innerState.mHeaderContentLength));
+		boolean lengthMismatched = (innerState.mHeaderContentLength != null) && (innerState.mBytesSoFar != Integer.parseInt(innerState.mHeaderContentLength));
 		if (lengthMismatched) {
 			if (cannotResume(innerState)) {
 				throw new StopRequest(DownloaderService.STATUS_CANNOT_RESUME,
@@ -563,8 +485,7 @@ public class DownloadThread {
 			mInfo.mCurrentBytes = innerState.mBytesSoFar;
 			mDB.updateDownload(mInfo);
 			if (cannotResume(innerState)) {
-                String message = "while reading response: " + ex.toString()
-                        + ", can't resume interrupted download with no ETag";
+				String message = "while reading response: " + ex.toString() + ", can't resume interrupted download with no ETag";
 				throw new StopRequest(DownloaderService.STATUS_CANNOT_RESUME,
 						message, ex);
 			} else {
@@ -579,10 +500,10 @@ public class DownloadThread {
      *
      * @return an InputStream to read the response entity
      */
-    private InputStream openResponseEntity(State state, HttpResponse response)
+	private InputStream openResponseEntity(State state, HttpURLConnection response)
 			throws StopRequest {
 		try {
-            return response.getEntity().getContent();
+			return response.getInputStream();
 		} catch (IOException ex) {
 			logNetworkState();
 			throw new StopRequest(getFinalStatusForHttpError(state),
@@ -593,9 +514,7 @@ public class DownloadThread {
 	private void logNetworkState() {
 		if (Constants.LOGX) {
 			Log.i(Constants.TAG,
-                    "Net "
-                            + (mService.getNetworkAvailabilityState(mDB) == DownloaderService.NETWORK_OK ? "Up"
-                                    : "Down"));
+					"Net " + (mService.getNetworkAvailabilityState(mDB) == DownloaderService.NETWORK_OK ? "Up" : "Down"));
 		}
 	}
 
@@ -603,7 +522,7 @@ public class DownloadThread {
      * Read HTTP response headers and take appropriate action, including setting
      * up the destination file and updating the database.
      */
-    private void processResponseHeaders(State state, InnerState innerState, HttpResponse response)
+	private void processResponseHeaders(State state, InnerState innerState, HttpURLConnection response)
 			throws StopRequest {
 		if (innerState.mContinuingDownload) {
 			// ignore response headers on resume requests
@@ -652,29 +571,29 @@ public class DownloadThread {
 	/**
      * Read headers from the HTTP response and store them into local state.
      */
-    private void readResponseHeaders(State state, InnerState innerState, HttpResponse response)
+	private void readResponseHeaders(State state, InnerState innerState, HttpURLConnection response)
 			throws StopRequest {
-        Header header = response.getFirstHeader("Content-Disposition");
-        if (header != null) {
-            innerState.mHeaderContentDisposition = header.getValue();
+		String value = response.getHeaderField("Content-Disposition");
+		if (value != null) {
+			innerState.mHeaderContentDisposition = value;
 		}
-        header = response.getFirstHeader("Content-Location");
-        if (header != null) {
-            innerState.mHeaderContentLocation = header.getValue();
+		value = response.getHeaderField("Content-Location");
+		if (value != null) {
+			innerState.mHeaderContentLocation = value;
 		}
-        header = response.getFirstHeader("ETag");
-        if (header != null) {
-            innerState.mHeaderETag = header.getValue();
+		value = response.getHeaderField("ETag");
+		if (value != null) {
+			innerState.mHeaderETag = value;
 		}
 		String headerTransferEncoding = null;
-        header = response.getFirstHeader("Transfer-Encoding");
-        if (header != null) {
-            headerTransferEncoding = header.getValue();
+		value = response.getHeaderField("Transfer-Encoding");
+		if (value != null) {
+			headerTransferEncoding = value;
 		}
 		String headerContentType = null;
-        header = response.getFirstHeader("Content-Type");
-        if (header != null) {
-            headerContentType = header.getValue();
+		value = response.getHeaderField("Content-Type");
+		if (value != null) {
+			headerContentType = value;
 			if (!headerContentType.equals("application/vnd.android.obb")) {
 				throw new StopRequest(DownloaderService.STATUS_FILE_DELIVERED_INCORRECTLY,
 						"file delivered with incorrect Mime type");
@@ -682,11 +601,9 @@ public class DownloadThread {
 		}
 
 		if (headerTransferEncoding == null) {
-            header = response.getFirstHeader("Content-Length");
-            if (header != null) {
-                innerState.mHeaderContentLength = header.getValue();
+			long contentLength = response.getContentLength();
+			if (value != null) {
 				// this is always set from Market
-                long contentLength = Long.parseLong(innerState.mHeaderContentLength);
 				if (contentLength != -1 && contentLength != mInfo.mTotalBytes) {
 					// we're most likely on a bad wifi connection -- we should
 					// probably
@@ -694,6 +611,8 @@ public class DownloadThread {
 					// enough
 					// to tell us that something is wrong here
 					Log.e(Constants.TAG, "Incorrect file size delivered.");
+				} else {
+					innerState.mHeaderContentLength = Long.toString(contentLength);
 				}
 			}
 		} else {
@@ -712,9 +631,7 @@ public class DownloadThread {
 			Log.v(Constants.TAG, "Transfer-Encoding: " + headerTransferEncoding);
 		}
 
-        boolean noSizeInfo = innerState.mHeaderContentLength == null
-                && (headerTransferEncoding == null
-                || !headerTransferEncoding.equalsIgnoreCase("chunked"));
+		boolean noSizeInfo = innerState.mHeaderContentLength == null && (headerTransferEncoding == null || !headerTransferEncoding.equalsIgnoreCase("chunked"));
 		if (noSizeInfo) {
 			throw new StopRequest(DownloaderService.STATUS_HTTP_DATA_ERROR,
 					"can't know size of download, giving up");
@@ -725,20 +642,14 @@ public class DownloadThread {
      * Check the HTTP response status and handle anything unusual (e.g. not
      * 200/206).
      */
-    private void handleExceptionalStatus(State state, InnerState innerState, HttpResponse response)
+	private void handleExceptionalStatus(State state, InnerState innerState, HttpURLConnection connection, int responseCode)
 			throws StopRequest, RetryDownload {
-        int statusCode = response.getStatusLine().getStatusCode();
-        if (statusCode == 503 && mInfo.mNumFailed < Constants.MAX_RETRIES) {
-            handleServiceUnavailable(state, response);
+		if (responseCode == 503 && mInfo.mNumFailed < Constants.MAX_RETRIES) {
+			handleServiceUnavailable(state, connection);
 		}
-        if (statusCode == 301 || statusCode == 302 || statusCode == 303 || statusCode == 307) {
-            handleRedirect(state, response, statusCode);
-        }
-
-        int expectedStatus = innerState.mContinuingDownload ? 206
-                : DownloaderService.STATUS_SUCCESS;
-        if (statusCode != expectedStatus) {
-            handleOtherStatus(state, innerState, statusCode);
+		int expectedStatus = innerState.mContinuingDownload ? 206 : DownloaderService.STATUS_SUCCESS;
+		if (responseCode != expectedStatus) {
+			handleOtherStatus(state, innerState, responseCode);
 		} else {
 			// no longer redirected
 			state.mRedirectCount = 0;
@@ -763,55 +674,15 @@ public class DownloadThread {
 		throw new StopRequest(finalStatus, "http error " + statusCode);
 	}
 
-    /**
-     * Handle a 3xx redirect status.
-     */
-    private void handleRedirect(State state, HttpResponse response, int statusCode)
-            throws StopRequest, RetryDownload {
-        if (Constants.LOGVV) {
-            Log.v(Constants.TAG, "got HTTP redirect " + statusCode);
-        }
-        if (state.mRedirectCount >= Constants.MAX_REDIRECTS) {
-            throw new StopRequest(DownloaderService.STATUS_TOO_MANY_REDIRECTS, "too many redirects");
-        }
-        Header header = response.getFirstHeader("Location");
-        if (header == null) {
-            return;
-        }
-        if (Constants.LOGVV) {
-            Log.v(Constants.TAG, "Location :" + header.getValue());
-        }
-
-        String newUri;
-        try {
-            newUri = new URI(mInfo.mUri).resolve(new URI(header.getValue())).toString();
-        } catch (URISyntaxException ex) {
-            if (Constants.LOGV) {
-                Log.d(Constants.TAG, "Couldn't resolve redirect URI " + header.getValue()
-                        + " for " + mInfo.mUri);
-            }
-            throw new StopRequest(DownloaderService.STATUS_HTTP_DATA_ERROR,
-                    "Couldn't resolve redirect URI");
-        }
-        ++state.mRedirectCount;
-        state.mRequestUri = newUri;
-        if (statusCode == 301 || statusCode == 303) {
-            // use the new URI for all future requests (should a retry/resume be
-            // necessary)
-            state.mNewUri = newUri;
-        }
-        throw new RetryDownload();
-    }
-
 	/**
      * Add headers for this download to the HTTP request to allow for resume.
      */
-    private void addRequestHeaders(InnerState innerState, HttpGet request) {
+	private void addRequestHeaders(InnerState innerState, HttpURLConnection request) {
 		if (innerState.mContinuingDownload) {
 			if (innerState.mHeaderETag != null) {
-                request.addHeader("If-Match", innerState.mHeaderETag);
+				request.setRequestProperty("If-Match", innerState.mHeaderETag);
 			}
-            request.addHeader("Range", "bytes=" + innerState.mBytesSoFar + "-");
+			request.setRequestProperty("Range", "bytes=" + innerState.mBytesSoFar + "-");
 		}
 	}
 
@@ -819,18 +690,18 @@ public class DownloadThread {
      * Handle a 503 Service Unavailable status by processing the Retry-After
      * header.
      */
-    private void handleServiceUnavailable(State state, HttpResponse response) throws StopRequest {
+	private void handleServiceUnavailable(State state, HttpURLConnection connection) throws StopRequest {
 		if (Constants.LOGVV) {
 			Log.v(Constants.TAG, "got HTTP response code 503");
 		}
 		state.mCountRetry = true;
-        Header header = response.getFirstHeader("Retry-After");
-        if (header != null) {
+		String retryAfterValue = connection.getHeaderField("Retry-After");
+		if (retryAfterValue != null) {
 			try {
 				if (Constants.LOGVV) {
-                    Log.v(Constants.TAG, "Retry-After :" + header.getValue());
+					Log.v(Constants.TAG, "Retry-After :" + retryAfterValue);
 				}
-                state.mRetryAfter = Integer.parseInt(header.getValue());
+				state.mRetryAfter = Integer.parseInt(retryAfterValue);
 				if (state.mRetryAfter < 0) {
 					state.mRetryAfter = 0;
 				} else {
@@ -853,10 +724,10 @@ public class DownloadThread {
 	/**
      * Send the request to the server, handling any I/O exceptions.
      */
-    private HttpResponse sendRequest(State state, AndroidHttpClient client, HttpGet request)
+	private int sendRequest(State state, HttpURLConnection request)
 			throws StopRequest {
 		try {
-            return client.execute(request);
+			return request.getResponseCode();
 		} catch (IllegalArgumentException ex) {
 			throw new StopRequest(DownloaderService.STATUS_HTTP_DATA_ERROR,
 					"while trying to execute request: " + ex.toString(), ex);
@@ -959,5 +830,4 @@ public class DownloadThread {
 		}
 		mDB.updateDownload(mInfo);
 	}
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/DownloaderService.java

@@ -29,6 +29,7 @@ import com.google.android.vending.licensing.LicenseChecker;
 import com.google.android.vending.licensing.LicenseCheckerCallback;
 import com.google.android.vending.licensing.Policy;
 
+import android.annotation.SuppressLint;
 import android.app.AlarmManager;
 import android.app.PendingIntent;
 import android.app.Service;
@@ -184,8 +185,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
      * error).
      */
 	public static boolean isStatusCompleted(int status) {
-        return (status >= 200 && status < 300)
-                || (status >= 400 && status < 600);
+		return (status >= 200 && status < 300) || (status >= 400 && status < 600);
 	}
 
 	/**
@@ -372,13 +372,13 @@ public abstract class DownloaderService extends CustomIntentService implements I
 	public static final int VISIBILITY_HIDDEN = 2;
 
 	/**
-     * Bit flag for {@link #setAllowedNetworkTypes} corresponding to
+     * Bit flag for setAllowedNetworkTypes corresponding to
      * {@link ConnectivityManager#TYPE_MOBILE}.
      */
 	public static final int NETWORK_MOBILE = 1 << 0;
 
 	/**
-     * Bit flag for {@link #setAllowedNetworkTypes} corresponding to
+     * Bit flag for setAllowedNetworkTypes corresponding to
      * {@link ConnectivityManager#TYPE_WIFI}.
      */
 	public static final int NETWORK_WIFI = 1 << 1;
@@ -528,10 +528,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 			mIsConnected = false;
 			updateNetworkType(-1, -1);
 		}
-        mStateChanged = (mStateChanged || isConnected != mIsConnected
-                || isFailover != mIsFailover
-                || isCellularConnection != mIsCellularConnection
-                || isRoaming != mIsRoaming || isAtLeast3G != mIsAtLeast3G);
+		mStateChanged = (mStateChanged || isConnected != mIsConnected || isFailover != mIsFailover || isCellularConnection != mIsCellularConnection || isRoaming != mIsRoaming || isAtLeast3G != mIsAtLeast3G);
 		if (Constants.LOGVV) {
 			if (mStateChanged) {
 				Log.v(LOG_TAG, "Network state changed: ");
@@ -559,7 +556,6 @@ public abstract class DownloaderService extends CustomIntentService implements I
 						}
 					}
 				}
-
 			}
 		}
 	}
@@ -569,7 +565,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
      */
 	void pollNetworkState() {
 		if (null == mConnectivityManager) {
-            mConnectivityManager = (ConnectivityManager) getApplicationContext().getSystemService(Context.CONNECTIVITY_SERVICE);
+			mConnectivityManager = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);
 		}
 		if (null == mWifiManager) {
 			mWifiManager = (WifiManager)getApplicationContext().getSystemService(Context.WIFI_SERVICE);
@@ -578,6 +574,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 			Log.w(Constants.TAG,
 					"couldn't get connectivity manager to poll network state");
 		} else {
+			@SuppressLint("MissingPermission")
 			NetworkInfo activeInfo = mConnectivityManager
 											 .getActiveNetworkInfo();
 			updateNetworkState(activeInfo);
@@ -631,8 +628,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 
 	public static int startDownloadServiceIfRequired(Context context,
 			PendingIntent pendingIntent, Class<?> serviceClass)
-            throws NameNotFoundException
-    {
+			throws NameNotFoundException {
 		String packageName = context.getPackageName();
 		String className = serviceClass.getName();
 
@@ -654,7 +650,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
      * network connection, even if Market delivers all of the files.
      *
      * @param context
-     * @param thisIntent
+     * @param pendingIntent
      * @return true if the app should wait for more guidance from the
      *         downloader, false if the app can continue
      * @throws NameNotFoundException
@@ -750,8 +746,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 		public void run() {
 			setServiceRunning(true);
 			mNotification.onDownloadStateChanged(IDownloaderClient.STATE_FETCHING_URL);
-            String deviceId = Secure.getString(mContext.getContentResolver(),
-                    Secure.ANDROID_ID);
+			String deviceId = Secure.ANDROID_ID;
 
 			final APKExpansionPolicy aep = new APKExpansionPolicy(mContext,
 					new AESObfuscator(getSALT(), mContext.getPackageName(), deviceId));
@@ -766,7 +761,6 @@ public abstract class DownloaderService extends CustomIntentService implements I
 					getPublicKey() // Your public licensing key.
 			);
 			checker.checkAccess(new LicenseCheckerCallback() {
-
 				@Override
 				public void allow(int reason) {
 					try {
@@ -804,8 +798,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 											// was delivered by Market or
 											// through
 											// another mechanism
-                                            Log.d(LOG_TAG, "file " + di.mFileName
-                                                    + " found. Not downloading.");
+											Log.d(LOG_TAG, "file " + di.mFileName + " found. Not downloading.");
 											di.mStatus = STATUS_SUCCESS;
 											di.mTotalBytes = fileSize;
 											di.mCurrentBytes = fileSize;
@@ -861,8 +854,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 
 				@Override
 				public void dontAllow(int reason) {
-                    try
-                    {
+					try {
 						switch (reason) {
 							case Policy.NOT_LICENSED:
 								mNotification
@@ -876,7 +868,6 @@ public abstract class DownloaderService extends CustomIntentService implements I
 					} finally {
 						setServiceRunning(false);
 					}
-
 				}
 
 				@Override
@@ -888,11 +879,8 @@ public abstract class DownloaderService extends CustomIntentService implements I
 						setServiceRunning(false);
 					}
 				}
-
 			});
-
 		}
-
 	};
 
 	/**
@@ -959,8 +947,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 				PendingIntent.FLAG_ONE_SHOT);
 		alarms.set(
 				AlarmManager.RTC_WAKEUP,
-                System.currentTimeMillis() + wakeUp, mAlarmIntent
-                );
+				System.currentTimeMillis() + wakeUp, mAlarmIntent);
 	}
 
 	private void cancelAlarms() {
@@ -989,8 +976,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 		@Override
 		public void onReceive(Context context, Intent intent) {
 			pollNetworkState();
-            if (mStateChanged
-                    && !isServiceRunning()) {
+			if (mStateChanged && !isServiceRunning()) {
 				Log.d(Constants.TAG, "InnerBroadcastReceiver Called");
 				Intent fileIntent = new Intent(context, mService.getClass());
 				fileIntent.putExtra(EXTRA_PENDING_INTENT, mPendingIntent);
@@ -1014,8 +1000,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 			final PendingIntent pendingIntent = (PendingIntent)intent
 														.getParcelableExtra(EXTRA_PENDING_INTENT);
 
-            if (null != pendingIntent)
-            {
+			if (null != pendingIntent) {
 				mNotification.setClientIntent(pendingIntent);
 				mPendingIntent = pendingIntent;
 			} else if (null != mPendingIntent) {
@@ -1216,8 +1201,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
      * download
      */
 	public String generateTempSaveFileName(String fileName) {
-        String path = Helpers.getSaveFilePath(this)
-                + File.separator + fileName + TEMP_EXT;
+		String path = Helpers.getSaveFilePath(this) + File.separator + fileName + TEMP_EXT;
 		return path;
 	}
 
@@ -1233,7 +1217,6 @@ public abstract class DownloaderService extends CustomIntentService implements I
 			Log.d(Constants.TAG, "External media not mounted: " + path);
 			throw new GenerateSaveFileError(STATUS_DEVICE_NOT_FOUND_ERROR,
 					"external media is not yet mounted");
-
 		}
 		if (expPath.exists()) {
 			Log.d(Constants.TAG, "File already exists: " + path);
@@ -1296,8 +1279,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 			long bytesInSample = totalBytesSoFar - mBytesAtSample;
 			float currentSpeedSample = (float)bytesInSample / (float)timePassed;
 			if (0 != mAverageDownloadSpeed) {
-                mAverageDownloadSpeed = SMOOTHING_FACTOR * currentSpeedSample
-                        + (1 - SMOOTHING_FACTOR) * mAverageDownloadSpeed;
+				mAverageDownloadSpeed = SMOOTHING_FACTOR * currentSpeedSample + (1 - SMOOTHING_FACTOR) * mAverageDownloadSpeed;
 			} else {
 				mAverageDownloadSpeed = currentSpeedSample;
 			}
@@ -1311,9 +1293,7 @@ public abstract class DownloaderService extends CustomIntentService implements I
 				new DownloadProgressInfo(mTotalLength,
 						totalBytesSoFar,
 						timeRemaining,
-                        mAverageDownloadSpeed)
-                );
-
+						mAverageDownloadSpeed));
 	}
 
 	@Override
@@ -1337,5 +1317,4 @@ public abstract class DownloaderService extends CustomIntentService implements I
 		this.mClientMessenger = clientMessenger;
 		mNotification.setMessenger(mClientMessenger);
 	}
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/DownloadsDB.java

@@ -49,9 +49,7 @@ public class DownloadsDB {
 	private SQLiteStatement getDownloadByIndexStatement() {
 		if (null == mGetDownloadByIndex) {
 			mGetDownloadByIndex = mHelper.getReadableDatabase().compileStatement(
-                    "SELECT " + BaseColumns._ID + " FROM "
-                            + DownloadColumns.TABLE_NAME + " WHERE "
-                            + DownloadColumns.INDEX + " = ?");
+					"SELECT " + BaseColumns._ID + " FROM " + DownloadColumns.TABLE_NAME + " WHERE " + DownloadColumns.INDEX + " = ?");
 		}
 		return mGetDownloadByIndex;
 	}
@@ -59,8 +57,8 @@ public class DownloadsDB {
 	private SQLiteStatement getUpdateCurrentBytesStatement() {
 		if (null == mUpdateCurrentBytes) {
 			mUpdateCurrentBytes = mHelper.getReadableDatabase().compileStatement(
-                    "UPDATE " + DownloadColumns.TABLE_NAME + " SET " + DownloadColumns.CURRENTBYTES
-                            + " = ?" +
+					"UPDATE " + DownloadColumns.TABLE_NAME + " SET " + DownloadColumns.CURRENTBYTES + " = ?"
+					+
 					" WHERE " + DownloadColumns.INDEX + " = ?");
 		}
 		return mUpdateCurrentBytes;
@@ -76,8 +74,8 @@ public class DownloadsDB {
 											BaseColumns._ID + "," +
 											MetadataColumns.DOWNLOAD_STATUS + "," +
 											MetadataColumns.FLAGS +
-                " FROM "
-                + MetadataColumns.TABLE_NAME + " LIMIT 1", null);
+											" FROM " + MetadataColumns.TABLE_NAME + " LIMIT 1",
+				null);
 		if (null != cur && cur.moveToFirst()) {
 			mVersionCode = cur.getInt(0);
 			mMetadataRowID = cur.getLong(1);
@@ -95,8 +93,8 @@ public class DownloadsDB {
 			itemcur = sqldb.query(DownloadColumns.TABLE_NAME, DC_PROJECTION,
 					DownloadColumns.FILENAME + " = ?",
 					new String[] {
-                        fileName
-                    }, null, null, null);
+							fileName },
+					null, null, null);
 			if (null != itemcur && itemcur.moveToFirst()) {
 				return getDownloadInfoFromCursor(itemcur);
 			}
@@ -210,8 +208,7 @@ public class DownloadsDB {
 		public void onUpgrade(SQLiteDatabase paramSQLiteDatabase,
 				int paramInt1, int paramInt2) {
 			Log.w(DownloadsContentDBHelper.class.getName(),
-                    "Upgrading database from version " + paramInt1 + " to "
-                            + paramInt2 + ", which will destroy all old data");
+					"Upgrading database from version " + paramInt1 + " to " + paramInt2 + ", which will destroy all old data");
 			dropTables(paramSQLiteDatabase);
 			onCreate(paramSQLiteDatabase);
 		}
@@ -223,17 +220,9 @@ public class DownloadsDB {
 		public static final String FLAGS = "DOWNLOADFLAGS";
 
 		public static final String[][] SCHEMA = {
-                {
-                        BaseColumns._ID, "INTEGER PRIMARY KEY"
-                },
-                {
-                        APKVERSION, "INTEGER"
-                }, {
-                        DOWNLOAD_STATUS, "INTEGER"
-                },
-                {
-                        FLAGS, "INTEGER"
-                }
+			{ BaseColumns._ID, "INTEGER PRIMARY KEY" },
+			{ APKVERSION, "INTEGER" }, { DOWNLOAD_STATUS, "INTEGER" },
+			{ FLAGS, "INTEGER" }
 		};
 		public static final String TABLE_NAME = "MetadataColumns";
 		public static final String _ID = "MetadataColumns._id";
@@ -256,39 +245,13 @@ public class DownloadsDB {
 		public static final String REDIRECT_COUNT = "REDIRECTCOUNT";
 
 		public static final String[][] SCHEMA = {
-                {
-                        BaseColumns._ID, "INTEGER PRIMARY KEY"
-                },
-                {
-                        INDEX, "INTEGER UNIQUE"
-                }, {
-                        URI, "TEXT"
-                },
-                {
-                        FILENAME, "TEXT UNIQUE"
-                }, {
-                        ETAG, "TEXT"
-                },
-                {
-                        TOTALBYTES, "INTEGER"
-                }, {
-                        CURRENTBYTES, "INTEGER"
-                },
-                {
-                        LASTMOD, "INTEGER"
-                }, {
-                        STATUS, "INTEGER"
-                },
-                {
-                        CONTROL, "INTEGER"
-                }, {
-                        NUM_FAILED, "INTEGER"
-                },
-                {
-                        RETRY_AFTER, "INTEGER"
-                }, {
-                        REDIRECT_COUNT, "INTEGER"
-                }
+			{ BaseColumns._ID, "INTEGER PRIMARY KEY" },
+			{ INDEX, "INTEGER UNIQUE" }, { URI, "TEXT" },
+			{ FILENAME, "TEXT UNIQUE" }, { ETAG, "TEXT" },
+			{ TOTALBYTES, "INTEGER" }, { CURRENTBYTES, "INTEGER" },
+			{ LASTMOD, "INTEGER" }, { STATUS, "INTEGER" },
+			{ CONTROL, "INTEGER" }, { NUM_FAILED, "INTEGER" },
+			{ RETRY_AFTER, "INTEGER" }, { REDIRECT_COUNT, "INTEGER" }
 		};
 		public static final String TABLE_NAME = "DownloadColumns";
 		public static final String _ID = "DownloadColumns._id";
@@ -365,9 +328,7 @@ public class DownloadsDB {
 
 	public boolean isDownloadRequired() {
 		final SQLiteDatabase sqldb = mHelper.getReadableDatabase();
-        Cursor cur = sqldb.rawQuery("SELECT Count(*) FROM "
-                + DownloadColumns.TABLE_NAME + " WHERE "
-                + DownloadColumns.STATUS + " <> 0", null);
+		Cursor cur = sqldb.rawQuery("SELECT Count(*) FROM " + DownloadColumns.TABLE_NAME + " WHERE " + DownloadColumns.STATUS + " <> 0", null);
 		try {
 			if (null != cur && cur.moveToFirst()) {
 				return 0 == cur.getInt(0);
@@ -449,8 +410,8 @@ public class DownloadsDB {
 			cur = sqldb.query(DownloadColumns.TABLE_NAME, DC_PROJECTION,
 					DownloadColumns.FILENAME + "= ?",
 					new String[] {
-                        di.mFileName
-                    }, null, null, null);
+							di.mFileName },
+					null, null, null);
 			if (null != cur && cur.moveToFirst()) {
 				setDownloadInfoFromCursor(di, cur);
 				return true;
@@ -478,8 +439,7 @@ public class DownloadsDB {
 
 	public DownloadInfo getDownloadInfoFromCursor(Cursor cur) {
 		DownloadInfo di = new DownloadInfo(cur.getInt(INDEX_IDX),
-                cur.getString(FILENAME_IDX), this.getClass().getPackage()
-                        .getName());
+				cur.getString(FILENAME_IDX), this.getClass().getPackage().getName());
 		setDownloadInfoFromCursor(di, cur);
 		return di;
 	}
@@ -506,5 +466,4 @@ public class DownloadsDB {
 			}
 		}
 	}
-
 }

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/HttpDateTime.java

@@ -106,8 +106,7 @@ public final class HttpDateTime {
 
 	private static int getDate(String dateString) {
 		if (dateString.length() == 2) {
-            return (dateString.charAt(0) - '0') * 10
-                    + (dateString.charAt(1) - '0');
+			return (dateString.charAt(0) - '0') * 10 + (dateString.charAt(1) - '0');
 		} else {
 			return (dateString.charAt(0) - '0');
 		}
@@ -155,8 +154,7 @@ public final class HttpDateTime {
 
 	private static int getYear(String yearString) {
 		if (yearString.length() == 2) {
-            int year = (yearString.charAt(0) - '0') * 10
-                    + (yearString.charAt(1) - '0');
+			int year = (yearString.charAt(0) - '0') * 10 + (yearString.charAt(1) - '0');
 			if (year >= 70) {
 				return year + 1900;
 			} else {
@@ -164,15 +162,10 @@ public final class HttpDateTime {
 			}
 		} else if (yearString.length() == 3) {
 			// According to RFC 2822, three digit years should be added to 1900.
-            int year = (yearString.charAt(0) - '0') * 100
-                    + (yearString.charAt(1) - '0') * 10
-                    + (yearString.charAt(2) - '0');
+			int year = (yearString.charAt(0) - '0') * 100 + (yearString.charAt(1) - '0') * 10 + (yearString.charAt(2) - '0');
 			return year + 1900;
 		} else if (yearString.length() == 4) {
-            return (yearString.charAt(0) - '0') * 1000
-                    + (yearString.charAt(1) - '0') * 100
-                    + (yearString.charAt(2) - '0') * 10
-                    + (yearString.charAt(3) - '0');
+			return (yearString.charAt(0) - '0') * 1000 + (yearString.charAt(1) - '0') * 100 + (yearString.charAt(2) - '0') * 10 + (yearString.charAt(3) - '0');
 		} else {
 			return 1970;
 		}
@@ -187,13 +180,11 @@ public final class HttpDateTime {
 		// Skip ':'
 		i++;
 
-        int minute = (timeString.charAt(i++) - '0') * 10
-                + (timeString.charAt(i++) - '0');
+		int minute = (timeString.charAt(i++) - '0') * 10 + (timeString.charAt(i++) - '0');
 		// Skip ':'
 		i++;
 
-        int second = (timeString.charAt(i++) - '0') * 10
-                + (timeString.charAt(i++) - '0');
+		int second = (timeString.charAt(i++) - '0') * 10 + (timeString.charAt(i++) - '0');
 
 		return new TimeOfDay(hour, minute, second);
 	}

platform/android/java/src/com/google/android/vending/expansion/downloader/impl/V14CustomNotification.java

@@ -1,101 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.android.vending.expansion.downloader.impl;
-
-import com.godot.game.R;
-import com.google.android.vending.expansion.downloader.Helpers;
-
-import android.app.Notification;
-import android.app.PendingIntent;
-import android.content.Context;
-
-public class V14CustomNotification implements DownloadNotification.ICustomNotification {
-
-    CharSequence mTitle;
-    CharSequence mTicker;
-    int mIcon;
-    long mTotalKB = -1;
-    long mCurrentKB = -1;
-    long mTimeRemaining;
-    PendingIntent mPendingIntent;
-
-    @Override
-    public void setIcon(int icon) {
-        mIcon = icon;
-    }
-
-    @Override
-    public void setTitle(CharSequence title) {
-        mTitle = title;
-    }
-
-    @Override
-    public void setTotalBytes(long totalBytes) {
-        mTotalKB = totalBytes;
-    }
-
-    @Override
-    public void setCurrentBytes(long currentBytes) {
-        mCurrentKB = currentBytes;
-    }
-
-    void setProgress(Notification.Builder builder) {
-
-    }
-
-    @Override
-    public Notification.Builder updateNotification(Context c) {
-        Notification.Builder builder = new Notification.Builder(c);
-        builder.setContentTitle(mTitle);
-        if (mTotalKB > 0 && -1 != mCurrentKB) {
-            builder.setProgress((int) (mTotalKB >> 8), (int) (mCurrentKB >> 8), false);
-        } else {
-            builder.setProgress(0, 0, true);
-        }
-        builder.setContentText(Helpers.getDownloadProgressString(mCurrentKB, mTotalKB));
-        builder.setContentInfo(c.getString(R.string.time_remaining_notification,
-                Helpers.getTimeRemaining(mTimeRemaining)));
-        if (mIcon != 0) {
-            builder.setSmallIcon(mIcon);
-        } else {
-            int iconResource = android.R.drawable.stat_sys_download;
-            builder.setSmallIcon(iconResource);
-        }
-        builder.setOngoing(true);
-        builder.setTicker(mTicker);
-        builder.setContentIntent(mPendingIntent);
-        builder.setOnlyAlertOnce(true);
-
-        return builder;
-    }
-
-    @Override
-    public void setPendingIntent(PendingIntent contentIntent) {
-        mPendingIntent = contentIntent;
-    }
-
-    @Override
-    public void setTicker(CharSequence ticker) {
-        mTicker = ticker;
-    }
-
-    @Override
-    public void setTimeRemaining(long timeRemaining) {
-        mTimeRemaining = timeRemaining;
-    }
-
-}

platform/android/java/src/com/google/android/vending/licensing/AESObfuscator.java

@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.vending.licensing;
+
+import com.google.android.vending.licensing.util.Base64;
+import com.google.android.vending.licensing.util.Base64DecoderException;
+
+import java.io.UnsupportedEncodingException;
+import java.security.GeneralSecurityException;
+import java.security.spec.KeySpec;
+
+import javax.crypto.BadPaddingException;
+import javax.crypto.Cipher;
+import javax.crypto.IllegalBlockSizeException;
+import javax.crypto.SecretKey;
+import javax.crypto.SecretKeyFactory;
+import javax.crypto.spec.IvParameterSpec;
+import javax.crypto.spec.PBEKeySpec;
+import javax.crypto.spec.SecretKeySpec;
+
+/**
+ * An Obfuscator that uses AES to encrypt data.
+ */
+public class AESObfuscator implements Obfuscator {
+	private static final String UTF8 = "UTF-8";
+	private static final String KEYGEN_ALGORITHM = "PBEWITHSHAAND256BITAES-CBC-BC";
+	private static final String CIPHER_ALGORITHM = "AES/CBC/PKCS5Padding";
+	private static final byte[] IV = { 16, 74, 71, -80, 32, 101, -47, 72, 117, -14, 0, -29, 70, 65, -12, 74 };
+	private static final String header = "com.google.android.vending.licensing.AESObfuscator-1|";
+
+	private Cipher mEncryptor;
+	private Cipher mDecryptor;
+
+	/**
+     * @param salt an array of random bytes to use for each (un)obfuscation
+     * @param applicationId application identifier, e.g. the package name
+     * @param deviceId device identifier. Use as many sources as possible to
+     *    create this unique identifier.
+     */
+	public AESObfuscator(byte[] salt, String applicationId, String deviceId) {
+		try {
+			SecretKeyFactory factory = SecretKeyFactory.getInstance(KEYGEN_ALGORITHM);
+			KeySpec keySpec =
+					new PBEKeySpec((applicationId + deviceId).toCharArray(), salt, 1024, 256);
+			SecretKey tmp = factory.generateSecret(keySpec);
+			SecretKey secret = new SecretKeySpec(tmp.getEncoded(), "AES");
+			mEncryptor = Cipher.getInstance(CIPHER_ALGORITHM);
+			mEncryptor.init(Cipher.ENCRYPT_MODE, secret, new IvParameterSpec(IV));
+			mDecryptor = Cipher.getInstance(CIPHER_ALGORITHM);
+			mDecryptor.init(Cipher.DECRYPT_MODE, secret, new IvParameterSpec(IV));
+		} catch (GeneralSecurityException e) {
+			// This can't happen on a compatible Android device.
+			throw new RuntimeException("Invalid environment", e);
+		}
+	}
+
+	public String obfuscate(String original, String key) {
+		if (original == null) {
+			return null;
+		}
+		try {
+			// Header is appended as an integrity check
+			return Base64.encode(mEncryptor.doFinal((header + key + original).getBytes(UTF8)));
+		} catch (UnsupportedEncodingException e) {
+			throw new RuntimeException("Invalid environment", e);
+		} catch (GeneralSecurityException e) {
+			throw new RuntimeException("Invalid environment", e);
+		}
+	}
+
+	public String unobfuscate(String obfuscated, String key) throws ValidationException {
+		if (obfuscated == null) {
+			return null;
+		}
+		try {
+			String result = new String(mDecryptor.doFinal(Base64.decode(obfuscated)), UTF8);
+			// Check for presence of header. This serves as a final integrity check, for cases
+			// where the block size is correct during decryption.
+			int headerIndex = result.indexOf(header + key);
+			if (headerIndex != 0) {
+				throw new ValidationException("Header not found (invalid data or key)"
+											  + ":" +
+											  obfuscated);
+			}
+			return result.substring(header.length() + key.length(), result.length());
+		} catch (Base64DecoderException e) {
+			throw new ValidationException(e.getMessage() + ":" + obfuscated);
+		} catch (IllegalBlockSizeException e) {
+			throw new ValidationException(e.getMessage() + ":" + obfuscated);
+		} catch (BadPaddingException e) {
+			throw new ValidationException(e.getMessage() + ":" + obfuscated);
+		} catch (UnsupportedEncodingException e) {
+			throw new RuntimeException("Invalid environment", e);
+		}
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/APKExpansionPolicy.java

@@ -0,0 +1,413 @@
+
+package com.google.android.vending.licensing;
+
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.util.Log;
+
+import com.google.android.vending.licensing.util.URIQueryDecoder;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+import java.util.Vector;
+
+/**
+ * Default policy. All policy decisions are based off of response data received
+ * from the licensing service. Specifically, the licensing server sends the
+ * following information: response validity period, error retry period,
+ * error retry count and a URL for restoring app access in unlicensed cases.
+ * <p>
+ * These values will vary based on the the way the application is configured in
+ * the Google Play publishing console, such as whether the application is
+ * marked as free or is within its refund period, as well as how often an
+ * application is checking with the licensing service.
+ * <p>
+ * Developers who need more fine grained control over their application's
+ * licensing policy should implement a custom Policy.
+ */
+public class APKExpansionPolicy implements Policy {
+
+	private static final String TAG = "APKExpansionPolicy";
+	private static final String PREFS_FILE = "com.google.android.vending.licensing.APKExpansionPolicy";
+	private static final String PREF_LAST_RESPONSE = "lastResponse";
+	private static final String PREF_VALIDITY_TIMESTAMP = "validityTimestamp";
+	private static final String PREF_RETRY_UNTIL = "retryUntil";
+	private static final String PREF_MAX_RETRIES = "maxRetries";
+	private static final String PREF_RETRY_COUNT = "retryCount";
+	private static final String PREF_LICENSING_URL = "licensingUrl";
+	private static final String DEFAULT_VALIDITY_TIMESTAMP = "0";
+	private static final String DEFAULT_RETRY_UNTIL = "0";
+	private static final String DEFAULT_MAX_RETRIES = "0";
+	private static final String DEFAULT_RETRY_COUNT = "0";
+
+	private static final long MILLIS_PER_MINUTE = 60 * 1000;
+
+	private long mValidityTimestamp;
+	private long mRetryUntil;
+	private long mMaxRetries;
+	private long mRetryCount;
+	private long mLastResponseTime = 0;
+	private int mLastResponse;
+	private String mLicensingUrl;
+	private PreferenceObfuscator mPreferences;
+	private Vector<String> mExpansionURLs = new Vector<String>();
+	private Vector<String> mExpansionFileNames = new Vector<String>();
+	private Vector<Long> mExpansionFileSizes = new Vector<Long>();
+
+	/**
+     * The design of the protocol supports n files. Currently the market can
+     * only deliver two files. To accommodate this, we have these two constants,
+     * but the order is the only relevant thing here.
+     */
+	public static final int MAIN_FILE_URL_INDEX = 0;
+	public static final int PATCH_FILE_URL_INDEX = 1;
+
+	/**
+     * @param context The context for the current application
+     * @param obfuscator An obfuscator to be used with preferences.
+     */
+	public APKExpansionPolicy(Context context, Obfuscator obfuscator) {
+		// Import old values
+		SharedPreferences sp = context.getSharedPreferences(PREFS_FILE, Context.MODE_PRIVATE);
+		mPreferences = new PreferenceObfuscator(sp, obfuscator);
+		mLastResponse = Integer.parseInt(
+				mPreferences.getString(PREF_LAST_RESPONSE, Integer.toString(Policy.RETRY)));
+		mValidityTimestamp = Long.parseLong(mPreferences.getString(PREF_VALIDITY_TIMESTAMP,
+				DEFAULT_VALIDITY_TIMESTAMP));
+		mRetryUntil = Long.parseLong(mPreferences.getString(PREF_RETRY_UNTIL, DEFAULT_RETRY_UNTIL));
+		mMaxRetries = Long.parseLong(mPreferences.getString(PREF_MAX_RETRIES, DEFAULT_MAX_RETRIES));
+		mRetryCount = Long.parseLong(mPreferences.getString(PREF_RETRY_COUNT, DEFAULT_RETRY_COUNT));
+		mLicensingUrl = mPreferences.getString(PREF_LICENSING_URL, null);
+	}
+
+	/**
+     * We call this to guarantee that we fetch a fresh policy from the server.
+     * This is to be used if the URL is invalid.
+     */
+	public void resetPolicy() {
+		mPreferences.putString(PREF_LAST_RESPONSE, Integer.toString(Policy.RETRY));
+		setRetryUntil(DEFAULT_RETRY_UNTIL);
+		setMaxRetries(DEFAULT_MAX_RETRIES);
+		setRetryCount(Long.parseLong(DEFAULT_RETRY_COUNT));
+		setValidityTimestamp(DEFAULT_VALIDITY_TIMESTAMP);
+		mPreferences.commit();
+	}
+
+	/**
+     * Process a new response from the license server.
+     * <p>
+     * This data will be used for computing future policy decisions. The
+     * following parameters are processed:
+     * <ul>
+     * <li>VT: the timestamp that the client should consider the response valid
+     * until
+     * <li>GT: the timestamp that the client should ignore retry errors until
+     * <li>GR: the number of retry errors that the client should ignore
+     * <li>LU: a deep link URL that can enable access for unlicensed apps (e.g.
+     * buy app on the Play Store)
+     * </ul>
+     *
+     * @param response the result from validating the server response
+     * @param rawData the raw server response data
+     */
+	public void processServerResponse(int response,
+			com.google.android.vending.licensing.ResponseData rawData) {
+
+		// Update retry counter
+		if (response != Policy.RETRY) {
+			setRetryCount(0);
+		} else {
+			setRetryCount(mRetryCount + 1);
+		}
+
+		// Update server policy data
+		Map<String, String> extras = decodeExtras(rawData);
+		if (response == Policy.LICENSED) {
+			mLastResponse = response;
+			// Reset the licensing URL since it is only applicable for NOT_LICENSED responses.
+			setLicensingUrl(null);
+			setValidityTimestamp(Long.toString(System.currentTimeMillis() + MILLIS_PER_MINUTE));
+			Set<String> keys = extras.keySet();
+			for (String key : keys) {
+				if (key.equals("VT")) {
+					setValidityTimestamp(extras.get(key));
+				} else if (key.equals("GT")) {
+					setRetryUntil(extras.get(key));
+				} else if (key.equals("GR")) {
+					setMaxRetries(extras.get(key));
+				} else if (key.startsWith("FILE_URL")) {
+					int index = Integer.parseInt(key.substring("FILE_URL".length())) - 1;
+					setExpansionURL(index, extras.get(key));
+				} else if (key.startsWith("FILE_NAME")) {
+					int index = Integer.parseInt(key.substring("FILE_NAME".length())) - 1;
+					setExpansionFileName(index, extras.get(key));
+				} else if (key.startsWith("FILE_SIZE")) {
+					int index = Integer.parseInt(key.substring("FILE_SIZE".length())) - 1;
+					setExpansionFileSize(index, Long.parseLong(extras.get(key)));
+				}
+			}
+		} else if (response == Policy.NOT_LICENSED) {
+			// Clear out stale retry params
+			setValidityTimestamp(DEFAULT_VALIDITY_TIMESTAMP);
+			setRetryUntil(DEFAULT_RETRY_UNTIL);
+			setMaxRetries(DEFAULT_MAX_RETRIES);
+			// Update the licensing URL
+			setLicensingUrl(extras.get("LU"));
+		}
+
+		setLastResponse(response);
+		mPreferences.commit();
+	}
+
+	/**
+     * Set the last license response received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param l the response
+     */
+	private void setLastResponse(int l) {
+		mLastResponseTime = System.currentTimeMillis();
+		mLastResponse = l;
+		mPreferences.putString(PREF_LAST_RESPONSE, Integer.toString(l));
+	}
+
+	/**
+     * Set the current retry count and add to preferences. You must manually
+     * call PreferenceObfuscator.commit() to commit these changes to disk.
+     *
+     * @param c the new retry count
+     */
+	private void setRetryCount(long c) {
+		mRetryCount = c;
+		mPreferences.putString(PREF_RETRY_COUNT, Long.toString(c));
+	}
+
+	public long getRetryCount() {
+		return mRetryCount;
+	}
+
+	/**
+     * Set the last validity timestamp (VT) received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param validityTimestamp the VT string received
+     */
+	private void setValidityTimestamp(String validityTimestamp) {
+		Long lValidityTimestamp;
+		try {
+			lValidityTimestamp = Long.parseLong(validityTimestamp);
+		} catch (NumberFormatException e) {
+			// No response or not parseable, expire in one minute.
+			Log.w(TAG, "License validity timestamp (VT) missing, caching for a minute");
+			lValidityTimestamp = System.currentTimeMillis() + MILLIS_PER_MINUTE;
+			validityTimestamp = Long.toString(lValidityTimestamp);
+		}
+
+		mValidityTimestamp = lValidityTimestamp;
+		mPreferences.putString(PREF_VALIDITY_TIMESTAMP, validityTimestamp);
+	}
+
+	public long getValidityTimestamp() {
+		return mValidityTimestamp;
+	}
+
+	/**
+     * Set the retry until timestamp (GT) received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param retryUntil the GT string received
+     */
+	private void setRetryUntil(String retryUntil) {
+		Long lRetryUntil;
+		try {
+			lRetryUntil = Long.parseLong(retryUntil);
+		} catch (NumberFormatException e) {
+			// No response or not parseable, expire immediately
+			Log.w(TAG, "License retry timestamp (GT) missing, grace period disabled");
+			retryUntil = "0";
+			lRetryUntil = 0l;
+		}
+
+		mRetryUntil = lRetryUntil;
+		mPreferences.putString(PREF_RETRY_UNTIL, retryUntil);
+	}
+
+	public long getRetryUntil() {
+		return mRetryUntil;
+	}
+
+	/**
+     * Set the max retries value (GR) as received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param maxRetries the GR string received
+     */
+	private void setMaxRetries(String maxRetries) {
+		Long lMaxRetries;
+		try {
+			lMaxRetries = Long.parseLong(maxRetries);
+		} catch (NumberFormatException e) {
+			// No response or not parseable, expire immediately
+			Log.w(TAG, "Licence retry count (GR) missing, grace period disabled");
+			maxRetries = "0";
+			lMaxRetries = 0l;
+		}
+
+		mMaxRetries = lMaxRetries;
+		mPreferences.putString(PREF_MAX_RETRIES, maxRetries);
+	}
+
+	public long getMaxRetries() {
+		return mMaxRetries;
+	}
+
+	/**
+     * Set the licensing URL that displays a Play Store UI for the user to regain app access.
+     *
+     * @param url the LU string received
+     */
+	private void setLicensingUrl(String url) {
+		mLicensingUrl = url;
+		mPreferences.putString(PREF_LICENSING_URL, url);
+	}
+
+	public String getLicensingUrl() {
+		return mLicensingUrl;
+	}
+
+	/**
+     * Gets the count of expansion URLs. Since expansionURLs are not committed
+     * to preferences, this will return zero if there has been no LVL fetch
+     * in the current session.
+     *
+     * @return the number of expansion URLs. (0,1,2)
+     */
+	public int getExpansionURLCount() {
+		return mExpansionURLs.size();
+	}
+
+	/**
+     * Gets the expansion URL. Since these URLs are not committed to
+     * preferences, this will always return null if there has not been an LVL
+     * fetch in the current session.
+     *
+     * @param index the index of the URL to fetch. This value will be either
+     *            MAIN_FILE_URL_INDEX or PATCH_FILE_URL_INDEX
+     */
+	public String getExpansionURL(int index) {
+		if (index < mExpansionURLs.size()) {
+			return mExpansionURLs.elementAt(index);
+		}
+		return null;
+	}
+
+	/**
+     * Sets the expansion URL. Expansion URL's are not committed to preferences,
+     * but are instead intended to be stored when the license response is
+     * processed by the front-end.
+     *
+     * @param index the index of the expansion URL. This value will be either
+     *            MAIN_FILE_URL_INDEX or PATCH_FILE_URL_INDEX
+     * @param URL the URL to set
+     */
+	public void setExpansionURL(int index, String URL) {
+		if (index >= mExpansionURLs.size()) {
+			mExpansionURLs.setSize(index + 1);
+		}
+		mExpansionURLs.set(index, URL);
+	}
+
+	public String getExpansionFileName(int index) {
+		if (index < mExpansionFileNames.size()) {
+			return mExpansionFileNames.elementAt(index);
+		}
+		return null;
+	}
+
+	public void setExpansionFileName(int index, String name) {
+		if (index >= mExpansionFileNames.size()) {
+			mExpansionFileNames.setSize(index + 1);
+		}
+		mExpansionFileNames.set(index, name);
+	}
+
+	public long getExpansionFileSize(int index) {
+		if (index < mExpansionFileSizes.size()) {
+			return mExpansionFileSizes.elementAt(index);
+		}
+		return -1;
+	}
+
+	public void setExpansionFileSize(int index, long size) {
+		if (index >= mExpansionFileSizes.size()) {
+			mExpansionFileSizes.setSize(index + 1);
+		}
+		mExpansionFileSizes.set(index, size);
+	}
+
+	/**
+     * {@inheritDoc} This implementation allows access if either:<br>
+     * <ol>
+     * <li>a LICENSED response was received within the validity period
+     * <li>a RETRY response was received in the last minute, and we are under
+     * the RETRY count or in the RETRY period.
+     * </ol>
+     */
+	public boolean allowAccess() {
+		long ts = System.currentTimeMillis();
+		if (mLastResponse == Policy.LICENSED) {
+			// Check if the LICENSED response occurred within the validity
+			// timeout.
+			if (ts <= mValidityTimestamp) {
+				// Cached LICENSED response is still valid.
+				return true;
+			}
+		} else if (mLastResponse == Policy.RETRY &&
+				   ts < mLastResponseTime + MILLIS_PER_MINUTE) {
+			// Only allow access if we are within the retry period or we haven't
+			// used up our
+			// max retries.
+			return (ts <= mRetryUntil || mRetryCount <= mMaxRetries);
+		}
+		return false;
+	}
+
+	private Map<String, String> decodeExtras(
+			com.google.android.vending.licensing.ResponseData rawData) {
+		Map<String, String> results = new HashMap<String, String>();
+		if (rawData == null) {
+			return results;
+		}
+
+		try {
+			URI rawExtras = new URI("?" + rawData.extra);
+			URIQueryDecoder.DecodeQuery(rawExtras, results);
+		} catch (URISyntaxException e) {
+			Log.w(TAG, "Invalid syntax error while decoding extras data from server.");
+		}
+		return results;
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/ILicenseResultListener.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+/*
+ * This file is auto-generated.  DO NOT MODIFY.
+ * Original file: aidl/ILicenseResultListener.aidl
+ */
+package com.google.android.vending.licensing;
+import java.lang.String;
+import android.os.RemoteException;
+import android.os.IBinder;
+import android.os.IInterface;
+import android.os.Binder;
+import android.os.Parcel;
+public interface ILicenseResultListener extends android.os.IInterface {
+	/** Local-side IPC implementation stub class. */
+	public static abstract class Stub extends android.os.Binder implements com.google.android.vending.licensing.ILicenseResultListener {
+		private static final java.lang.String DESCRIPTOR = "com.android.vending.licensing.ILicenseResultListener";
+		/** Construct the stub at attach it to the interface. */
+		public Stub() {
+			this.attachInterface(this, DESCRIPTOR);
+		}
+		/**
+ * Cast an IBinder object into an ILicenseResultListener interface,
+ * generating a proxy if needed.
+ */
+		public static com.google.android.vending.licensing.ILicenseResultListener asInterface(android.os.IBinder obj) {
+			if ((obj == null)) {
+				return null;
+			}
+			android.os.IInterface iin = (android.os.IInterface)obj.queryLocalInterface(DESCRIPTOR);
+			if (((iin != null) && (iin instanceof com.google.android.vending.licensing.ILicenseResultListener))) {
+				return ((com.google.android.vending.licensing.ILicenseResultListener)iin);
+			}
+			return new com.google.android.vending.licensing.ILicenseResultListener.Stub.Proxy(obj);
+		}
+		public android.os.IBinder asBinder() {
+			return this;
+		}
+		public boolean onTransact(int code, android.os.Parcel data, android.os.Parcel reply, int flags) throws android.os.RemoteException {
+			switch (code) {
+				case INTERFACE_TRANSACTION: {
+					reply.writeString(DESCRIPTOR);
+					return true;
+				}
+				case TRANSACTION_verifyLicense: {
+					data.enforceInterface(DESCRIPTOR);
+					int _arg0;
+					_arg0 = data.readInt();
+					java.lang.String _arg1;
+					_arg1 = data.readString();
+					java.lang.String _arg2;
+					_arg2 = data.readString();
+					this.verifyLicense(_arg0, _arg1, _arg2);
+					return true;
+				}
+			}
+			return super.onTransact(code, data, reply, flags);
+		}
+		private static class Proxy implements com.google.android.vending.licensing.ILicenseResultListener {
+			private android.os.IBinder mRemote;
+			Proxy(android.os.IBinder remote) {
+				mRemote = remote;
+			}
+			public android.os.IBinder asBinder() {
+				return mRemote;
+			}
+			public java.lang.String getInterfaceDescriptor() {
+				return DESCRIPTOR;
+			}
+			public void verifyLicense(int responseCode, java.lang.String signedData, java.lang.String signature) throws android.os.RemoteException {
+				android.os.Parcel _data = android.os.Parcel.obtain();
+				try {
+					_data.writeInterfaceToken(DESCRIPTOR);
+					_data.writeInt(responseCode);
+					_data.writeString(signedData);
+					_data.writeString(signature);
+					mRemote.transact(Stub.TRANSACTION_verifyLicense, _data, null, IBinder.FLAG_ONEWAY);
+				} finally {
+					_data.recycle();
+				}
+			}
+		}
+		static final int TRANSACTION_verifyLicense = (IBinder.FIRST_CALL_TRANSACTION + 0);
+	}
+	public void verifyLicense(int responseCode, java.lang.String signedData, java.lang.String signature) throws android.os.RemoteException;
+}

platform/android/java/src/com/google/android/vending/licensing/ILicensingService.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+/*
+ * This file is auto-generated.  DO NOT MODIFY.
+ * Original file: aidl/ILicensingService.aidl
+ */
+package com.google.android.vending.licensing;
+import java.lang.String;
+import android.os.RemoteException;
+import android.os.IBinder;
+import android.os.IInterface;
+import android.os.Binder;
+import android.os.Parcel;
+public interface ILicensingService extends android.os.IInterface {
+	/** Local-side IPC implementation stub class. */
+	public static abstract class Stub extends android.os.Binder implements com.google.android.vending.licensing.ILicensingService {
+		private static final java.lang.String DESCRIPTOR = "com.android.vending.licensing.ILicensingService";
+		/** Construct the stub at attach it to the interface. */
+		public Stub() {
+			this.attachInterface(this, DESCRIPTOR);
+		}
+		/**
+ * Cast an IBinder object into an ILicensingService interface,
+ * generating a proxy if needed.
+ */
+		public static com.google.android.vending.licensing.ILicensingService asInterface(android.os.IBinder obj) {
+			if ((obj == null)) {
+				return null;
+			}
+			android.os.IInterface iin = (android.os.IInterface)obj.queryLocalInterface(DESCRIPTOR);
+			if (((iin != null) && (iin instanceof com.google.android.vending.licensing.ILicensingService))) {
+				return ((com.google.android.vending.licensing.ILicensingService)iin);
+			}
+			return new com.google.android.vending.licensing.ILicensingService.Stub.Proxy(obj);
+		}
+		public android.os.IBinder asBinder() {
+			return this;
+		}
+		public boolean onTransact(int code, android.os.Parcel data, android.os.Parcel reply, int flags) throws android.os.RemoteException {
+			switch (code) {
+				case INTERFACE_TRANSACTION: {
+					reply.writeString(DESCRIPTOR);
+					return true;
+				}
+				case TRANSACTION_checkLicense: {
+					data.enforceInterface(DESCRIPTOR);
+					long _arg0;
+					_arg0 = data.readLong();
+					java.lang.String _arg1;
+					_arg1 = data.readString();
+					com.google.android.vending.licensing.ILicenseResultListener _arg2;
+					_arg2 = com.google.android.vending.licensing.ILicenseResultListener.Stub.asInterface(data.readStrongBinder());
+					this.checkLicense(_arg0, _arg1, _arg2);
+					return true;
+				}
+			}
+			return super.onTransact(code, data, reply, flags);
+		}
+		private static class Proxy implements com.google.android.vending.licensing.ILicensingService {
+			private android.os.IBinder mRemote;
+			Proxy(android.os.IBinder remote) {
+				mRemote = remote;
+			}
+			public android.os.IBinder asBinder() {
+				return mRemote;
+			}
+			public java.lang.String getInterfaceDescriptor() {
+				return DESCRIPTOR;
+			}
+			public void checkLicense(long nonce, java.lang.String packageName, com.google.android.vending.licensing.ILicenseResultListener listener) throws android.os.RemoteException {
+				android.os.Parcel _data = android.os.Parcel.obtain();
+				try {
+					_data.writeInterfaceToken(DESCRIPTOR);
+					_data.writeLong(nonce);
+					_data.writeString(packageName);
+					_data.writeStrongBinder((((listener != null)) ? (listener.asBinder()) : (null)));
+					mRemote.transact(Stub.TRANSACTION_checkLicense, _data, null, IBinder.FLAG_ONEWAY);
+				} finally {
+					_data.recycle();
+				}
+			}
+		}
+		static final int TRANSACTION_checkLicense = (IBinder.FIRST_CALL_TRANSACTION + 0);
+	}
+	public void checkLicense(long nonce, java.lang.String packageName, com.google.android.vending.licensing.ILicenseResultListener listener) throws android.os.RemoteException;
+}

platform/android/java/src/com/google/android/vending/licensing/LicenseChecker.java

@@ -0,0 +1,387 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.vending.licensing;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.net.Uri;
+import android.os.Handler;
+import android.os.HandlerThread;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.provider.Settings.Secure;
+import android.util.Log;
+
+import com.google.android.vending.licensing.ILicenseResultListener;
+import com.google.android.vending.licensing.ILicensingService;
+import com.google.android.vending.licensing.util.Base64;
+import com.google.android.vending.licensing.util.Base64DecoderException;
+
+import java.security.KeyFactory;
+import java.security.NoSuchAlgorithmException;
+import java.security.PublicKey;
+import java.security.SecureRandom;
+import java.security.spec.InvalidKeySpecException;
+import java.security.spec.X509EncodedKeySpec;
+import java.util.Date;
+import java.util.HashSet;
+import java.util.LinkedList;
+import java.util.Queue;
+import java.util.Set;
+
+/**
+ * Client library for Google Play license verifications.
+ * <p>
+ * The LicenseChecker is configured via a {@link Policy} which contains the logic to determine
+ * whether a user should have access to the application. For example, the Policy can define a
+ * threshold for allowable number of server or client failures before the library reports the user
+ * as not having access.
+ * <p>
+ * Must also provide the Base64-encoded RSA public key associated with your developer account. The
+ * public key is obtainable from the publisher site.
+ */
+public class LicenseChecker implements ServiceConnection {
+	private static final String TAG = "LicenseChecker";
+
+	private static final String KEY_FACTORY_ALGORITHM = "RSA";
+
+	// Timeout value (in milliseconds) for calls to service.
+	private static final int TIMEOUT_MS = 10 * 1000;
+
+	private static final SecureRandom RANDOM = new SecureRandom();
+	private static final boolean DEBUG_LICENSE_ERROR = false;
+
+	private ILicensingService mService;
+
+	private PublicKey mPublicKey;
+	private final Context mContext;
+	private final Policy mPolicy;
+	/**
+     * A handler for running tasks on a background thread. We don't want license processing to block
+     * the UI thread.
+     */
+	private Handler mHandler;
+	private final String mPackageName;
+	private final String mVersionCode;
+	private final Set<LicenseValidator> mChecksInProgress = new HashSet<LicenseValidator>();
+	private final Queue<LicenseValidator> mPendingChecks = new LinkedList<LicenseValidator>();
+
+	/**
+     * @param context a Context
+     * @param policy implementation of Policy
+     * @param encodedPublicKey Base64-encoded RSA public key
+     * @throws IllegalArgumentException if encodedPublicKey is invalid
+     */
+	public LicenseChecker(Context context, Policy policy, String encodedPublicKey) {
+		mContext = context;
+		mPolicy = policy;
+		mPublicKey = generatePublicKey(encodedPublicKey);
+		mPackageName = mContext.getPackageName();
+		mVersionCode = getVersionCode(context, mPackageName);
+		HandlerThread handlerThread = new HandlerThread("background thread");
+		handlerThread.start();
+		mHandler = new Handler(handlerThread.getLooper());
+	}
+
+	/**
+     * Generates a PublicKey instance from a string containing the Base64-encoded public key.
+     *
+     * @param encodedPublicKey Base64-encoded public key
+     * @throws IllegalArgumentException if encodedPublicKey is invalid
+     */
+	private static PublicKey generatePublicKey(String encodedPublicKey) {
+		try {
+			byte[] decodedKey = Base64.decode(encodedPublicKey);
+			KeyFactory keyFactory = KeyFactory.getInstance(KEY_FACTORY_ALGORITHM);
+
+			return keyFactory.generatePublic(new X509EncodedKeySpec(decodedKey));
+		} catch (NoSuchAlgorithmException e) {
+			// This won't happen in an Android-compatible environment.
+			throw new RuntimeException(e);
+		} catch (Base64DecoderException e) {
+			Log.e(TAG, "Could not decode from Base64.");
+			throw new IllegalArgumentException(e);
+		} catch (InvalidKeySpecException e) {
+			Log.e(TAG, "Invalid key specification.");
+			throw new IllegalArgumentException(e);
+		}
+	}
+
+	/**
+     * Checks if the user should have access to the app. Binds the service if necessary.
+     * <p>
+     * NOTE: This call uses a trivially obfuscated string (base64-encoded). For best security, we
+     * recommend obfuscating the string that is passed into bindService using another method of your
+     * own devising.
+     * <p>
+     * source string: "com.android.vending.licensing.ILicensingService"
+     * <p>
+     * 
+     * @param callback
+     */
+	public synchronized void checkAccess(LicenseCheckerCallback callback) {
+		// If we have a valid recent LICENSED response, we can skip asking
+		// Market.
+		if (mPolicy.allowAccess()) {
+			Log.i(TAG, "Using cached license response");
+			callback.allow(Policy.LICENSED);
+		} else {
+			LicenseValidator validator = new LicenseValidator(mPolicy, new NullDeviceLimiter(),
+					callback, generateNonce(), mPackageName, mVersionCode);
+
+			if (mService == null) {
+				Log.i(TAG, "Binding to licensing service.");
+				try {
+					boolean bindResult = mContext
+												 .bindService(
+														 new Intent(
+																 new String(
+																		 // Base64 encoded -
+																		 // com.android.vending.licensing.ILicensingService
+																		 // Consider encoding this in another way in your
+																		 // code to improve security
+																		 Base64.decode(
+																				 "Y29tLmFuZHJvaWQudmVuZGluZy5saWNlbnNpbmcuSUxpY2Vuc2luZ1NlcnZpY2U=")))
+																 // As of Android 5.0, implicit
+																 // Service Intents are no longer
+																 // allowed because it's not
+																 // possible for the user to
+																 // participate in disambiguating
+																 // them. This does mean we break
+																 // compatibility with Android
+																 // Cupcake devices with this
+																 // release, since setPackage was
+																 // added in Donut.
+																 .setPackage(
+																		 new String(
+																				 // Base64
+																				 // encoded -
+																				 // com.android.vending
+																				 Base64.decode(
+																						 "Y29tLmFuZHJvaWQudmVuZGluZw=="))),
+														 this, // ServiceConnection.
+														 Context.BIND_AUTO_CREATE);
+					if (bindResult) {
+						mPendingChecks.offer(validator);
+					} else {
+						Log.e(TAG, "Could not bind to service.");
+						handleServiceConnectionError(validator);
+					}
+				} catch (SecurityException e) {
+					callback.applicationError(LicenseCheckerCallback.ERROR_MISSING_PERMISSION);
+				} catch (Base64DecoderException e) {
+					e.printStackTrace();
+				}
+			} else {
+				mPendingChecks.offer(validator);
+				runChecks();
+			}
+		}
+	}
+
+	/**
+     * Triggers the last deep link licensing URL returned from the server, which redirects users to a
+     * page which enables them to gain access to the app. If no such URL is returned by the server, it
+     * will go to the details page of the app in the Play Store.
+     */
+	public void followLastLicensingUrl(Context context) {
+		String licensingUrl = mPolicy.getLicensingUrl();
+		if (licensingUrl == null) {
+			licensingUrl = "https://play.google.com/store/apps/details?id=" + context.getPackageName();
+		}
+		Intent marketIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(licensingUrl));
+		context.startActivity(marketIntent);
+	}
+
+	private void runChecks() {
+		LicenseValidator validator;
+		while ((validator = mPendingChecks.poll()) != null) {
+			try {
+				Log.i(TAG, "Calling checkLicense on service for " + validator.getPackageName());
+				mService.checkLicense(
+						validator.getNonce(), validator.getPackageName(),
+						new ResultListener(validator));
+				mChecksInProgress.add(validator);
+			} catch (RemoteException e) {
+				Log.w(TAG, "RemoteException in checkLicense call.", e);
+				handleServiceConnectionError(validator);
+			}
+		}
+	}
+
+	private synchronized void finishCheck(LicenseValidator validator) {
+		mChecksInProgress.remove(validator);
+		if (mChecksInProgress.isEmpty()) {
+			cleanupService();
+		}
+	}
+
+	private class ResultListener extends ILicenseResultListener.Stub {
+		private final LicenseValidator mValidator;
+		private Runnable mOnTimeout;
+
+		public ResultListener(LicenseValidator validator) {
+			mValidator = validator;
+			mOnTimeout = new Runnable() {
+				public void run() {
+					Log.i(TAG, "Check timed out.");
+					handleServiceConnectionError(mValidator);
+					finishCheck(mValidator);
+				}
+			};
+			startTimeout();
+		}
+
+		private static final int ERROR_CONTACTING_SERVER = 0x101;
+		private static final int ERROR_INVALID_PACKAGE_NAME = 0x102;
+		private static final int ERROR_NON_MATCHING_UID = 0x103;
+
+		// Runs in IPC thread pool. Post it to the Handler, so we can guarantee
+		// either this or the timeout runs.
+		public void verifyLicense(final int responseCode, final String signedData,
+				final String signature) {
+			mHandler.post(new Runnable() {
+				public void run() {
+					Log.i(TAG, "Received response.");
+					// Make sure it hasn't already timed out.
+					if (mChecksInProgress.contains(mValidator)) {
+						clearTimeout();
+						mValidator.verify(mPublicKey, responseCode, signedData, signature);
+						finishCheck(mValidator);
+					}
+					if (DEBUG_LICENSE_ERROR) {
+						boolean logResponse;
+						String stringError = null;
+						switch (responseCode) {
+							case ERROR_CONTACTING_SERVER:
+								logResponse = true;
+								stringError = "ERROR_CONTACTING_SERVER";
+								break;
+							case ERROR_INVALID_PACKAGE_NAME:
+								logResponse = true;
+								stringError = "ERROR_INVALID_PACKAGE_NAME";
+								break;
+							case ERROR_NON_MATCHING_UID:
+								logResponse = true;
+								stringError = "ERROR_NON_MATCHING_UID";
+								break;
+							default:
+								logResponse = false;
+						}
+
+						if (logResponse) {
+							String android_id = Secure.ANDROID_ID;
+							Date date = new Date();
+							Log.d(TAG, "Server Failure: " + stringError);
+							Log.d(TAG, "Android ID: " + android_id);
+							Log.d(TAG, "Time: " + date.toGMTString());
+						}
+					}
+				}
+			});
+		}
+
+		private void startTimeout() {
+			Log.i(TAG, "Start monitoring timeout.");
+			mHandler.postDelayed(mOnTimeout, TIMEOUT_MS);
+		}
+
+		private void clearTimeout() {
+			Log.i(TAG, "Clearing timeout.");
+			mHandler.removeCallbacks(mOnTimeout);
+		}
+	}
+
+	public synchronized void onServiceConnected(ComponentName name, IBinder service) {
+		mService = ILicensingService.Stub.asInterface(service);
+		runChecks();
+	}
+
+	public synchronized void onServiceDisconnected(ComponentName name) {
+		// Called when the connection with the service has been
+		// unexpectedly disconnected. That is, Market crashed.
+		// If there are any checks in progress, the timeouts will handle them.
+		Log.w(TAG, "Service unexpectedly disconnected.");
+		mService = null;
+	}
+
+	/**
+     * Generates policy response for service connection errors, as a result of disconnections or
+     * timeouts.
+     */
+	private synchronized void handleServiceConnectionError(LicenseValidator validator) {
+		mPolicy.processServerResponse(Policy.RETRY, null);
+
+		if (mPolicy.allowAccess()) {
+			validator.getCallback().allow(Policy.RETRY);
+		} else {
+			validator.getCallback().dontAllow(Policy.RETRY);
+		}
+	}
+
+	/** Unbinds service if necessary and removes reference to it. */
+	private void cleanupService() {
+		if (mService != null) {
+			try {
+				mContext.unbindService(this);
+			} catch (IllegalArgumentException e) {
+				// Somehow we've already been unbound. This is a non-fatal
+				// error.
+				Log.e(TAG, "Unable to unbind from licensing service (already unbound)");
+			}
+			mService = null;
+		}
+	}
+
+	/**
+     * Inform the library that the context is about to be destroyed, so that any open connections
+     * can be cleaned up.
+     * <p>
+     * Failure to call this method can result in a crash under certain circumstances, such as during
+     * screen rotation if an Activity requests the license check or when the user exits the
+     * application.
+     */
+	public synchronized void onDestroy() {
+		cleanupService();
+		mHandler.getLooper().quit();
+	}
+
+	/** Generates a nonce (number used once). */
+	private int generateNonce() {
+		return RANDOM.nextInt();
+	}
+
+	/**
+     * Get version code for the application package name.
+     *
+     * @param context
+     * @param packageName application package name
+     * @return the version code or empty string if package not found
+     */
+	private static String getVersionCode(Context context, String packageName) {
+		try {
+			return String.valueOf(
+					context.getPackageManager().getPackageInfo(packageName, 0).versionCode);
+		} catch (NameNotFoundException e) {
+			Log.e(TAG, "Package not found. could not get version code.");
+			return "";
+		}
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/LicenseValidator.java

@@ -0,0 +1,232 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.vending.licensing;
+
+import com.google.android.vending.licensing.util.Base64;
+import com.google.android.vending.licensing.util.Base64DecoderException;
+
+import android.text.TextUtils;
+import android.util.Log;
+
+import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
+import java.security.PublicKey;
+import java.security.Signature;
+import java.security.SignatureException;
+
+/**
+ * Contains data related to a licensing request and methods to verify
+ * and process the response.
+ */
+class LicenseValidator {
+	private static final String TAG = "LicenseValidator";
+
+	// Server response codes.
+	private static final int LICENSED = 0x0;
+	private static final int NOT_LICENSED = 0x1;
+	private static final int LICENSED_OLD_KEY = 0x2;
+	private static final int ERROR_NOT_MARKET_MANAGED = 0x3;
+	private static final int ERROR_SERVER_FAILURE = 0x4;
+	private static final int ERROR_OVER_QUOTA = 0x5;
+
+	private static final int ERROR_CONTACTING_SERVER = 0x101;
+	private static final int ERROR_INVALID_PACKAGE_NAME = 0x102;
+	private static final int ERROR_NON_MATCHING_UID = 0x103;
+
+	private final Policy mPolicy;
+	private final LicenseCheckerCallback mCallback;
+	private final int mNonce;
+	private final String mPackageName;
+	private final String mVersionCode;
+	private final DeviceLimiter mDeviceLimiter;
+
+	LicenseValidator(Policy policy, DeviceLimiter deviceLimiter, LicenseCheckerCallback callback,
+			int nonce, String packageName, String versionCode) {
+		mPolicy = policy;
+		mDeviceLimiter = deviceLimiter;
+		mCallback = callback;
+		mNonce = nonce;
+		mPackageName = packageName;
+		mVersionCode = versionCode;
+	}
+
+	public LicenseCheckerCallback getCallback() {
+		return mCallback;
+	}
+
+	public int getNonce() {
+		return mNonce;
+	}
+
+	public String getPackageName() {
+		return mPackageName;
+	}
+
+	private static final String SIGNATURE_ALGORITHM = "SHA1withRSA";
+
+	/**
+     * Verifies the response from server and calls appropriate callback method.
+     *
+     * @param publicKey public key associated with the developer account
+     * @param responseCode server response code
+     * @param signedData signed data from server
+     * @param signature server signature
+     */
+	public void verify(PublicKey publicKey, int responseCode, String signedData, String signature) {
+		String userId = null;
+		// Skip signature check for unsuccessful requests
+		ResponseData data = null;
+		if (responseCode == LICENSED || responseCode == NOT_LICENSED ||
+				responseCode == LICENSED_OLD_KEY) {
+			// Verify signature.
+			try {
+				if (TextUtils.isEmpty(signedData)) {
+					Log.e(TAG, "Signature verification failed: signedData is empty. "
+									   +
+									   "(Device not signed-in to any Google accounts?)");
+					handleInvalidResponse();
+					return;
+				}
+
+				Signature sig = Signature.getInstance(SIGNATURE_ALGORITHM);
+				sig.initVerify(publicKey);
+				sig.update(signedData.getBytes());
+
+				if (!sig.verify(Base64.decode(signature))) {
+					Log.e(TAG, "Signature verification failed.");
+					handleInvalidResponse();
+					return;
+				}
+			} catch (NoSuchAlgorithmException e) {
+				// This can't happen on an Android compatible device.
+				throw new RuntimeException(e);
+			} catch (InvalidKeyException e) {
+				handleApplicationError(LicenseCheckerCallback.ERROR_INVALID_PUBLIC_KEY);
+				return;
+			} catch (SignatureException e) {
+				throw new RuntimeException(e);
+			} catch (Base64DecoderException e) {
+				Log.e(TAG, "Could not Base64-decode signature.");
+				handleInvalidResponse();
+				return;
+			}
+
+			// Parse and validate response.
+			try {
+				data = ResponseData.parse(signedData);
+			} catch (IllegalArgumentException e) {
+				Log.e(TAG, "Could not parse response.");
+				handleInvalidResponse();
+				return;
+			}
+
+			if (data.responseCode != responseCode) {
+				Log.e(TAG, "Response codes don't match.");
+				handleInvalidResponse();
+				return;
+			}
+
+			if (data.nonce != mNonce) {
+				Log.e(TAG, "Nonce doesn't match.");
+				handleInvalidResponse();
+				return;
+			}
+
+			if (!data.packageName.equals(mPackageName)) {
+				Log.e(TAG, "Package name doesn't match.");
+				handleInvalidResponse();
+				return;
+			}
+
+			if (!data.versionCode.equals(mVersionCode)) {
+				Log.e(TAG, "Version codes don't match.");
+				handleInvalidResponse();
+				return;
+			}
+
+			// Application-specific user identifier.
+			userId = data.userId;
+			if (TextUtils.isEmpty(userId)) {
+				Log.e(TAG, "User identifier is empty.");
+				handleInvalidResponse();
+				return;
+			}
+		}
+
+		switch (responseCode) {
+			case LICENSED:
+			case LICENSED_OLD_KEY:
+				int limiterResponse = mDeviceLimiter.isDeviceAllowed(userId);
+				handleResponse(limiterResponse, data);
+				break;
+			case NOT_LICENSED:
+				handleResponse(Policy.NOT_LICENSED, data);
+				break;
+			case ERROR_CONTACTING_SERVER:
+				Log.w(TAG, "Error contacting licensing server.");
+				handleResponse(Policy.RETRY, data);
+				break;
+			case ERROR_SERVER_FAILURE:
+				Log.w(TAG, "An error has occurred on the licensing server.");
+				handleResponse(Policy.RETRY, data);
+				break;
+			case ERROR_OVER_QUOTA:
+				Log.w(TAG, "Licensing server is refusing to talk to this device, over quota.");
+				handleResponse(Policy.RETRY, data);
+				break;
+			case ERROR_INVALID_PACKAGE_NAME:
+				handleApplicationError(LicenseCheckerCallback.ERROR_INVALID_PACKAGE_NAME);
+				break;
+			case ERROR_NON_MATCHING_UID:
+				handleApplicationError(LicenseCheckerCallback.ERROR_NON_MATCHING_UID);
+				break;
+			case ERROR_NOT_MARKET_MANAGED:
+				handleApplicationError(LicenseCheckerCallback.ERROR_NOT_MARKET_MANAGED);
+				break;
+			default:
+				Log.e(TAG, "Unknown response code for license check.");
+				handleInvalidResponse();
+		}
+	}
+
+	/**
+     * Confers with policy and calls appropriate callback method.
+     *
+     * @param response
+     * @param rawData
+     */
+	private void handleResponse(int response, ResponseData rawData) {
+		// Update policy data and increment retry counter (if needed)
+		mPolicy.processServerResponse(response, rawData);
+
+		// Given everything we know, including cached data, ask the policy if we should grant
+		// access.
+		if (mPolicy.allowAccess()) {
+			mCallback.allow(response);
+		} else {
+			mCallback.dontAllow(response);
+		}
+	}
+
+	private void handleApplicationError(int code) {
+		mCallback.applicationError(code);
+	}
+
+	private void handleInvalidResponse() {
+		mCallback.dontAllow(Policy.NOT_LICENSED);
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/Obfuscator.java

@@ -20,7 +20,7 @@ package com.google.android.vending.licensing;
  * Interface used as part of a {@link Policy} to allow application authors to obfuscate
  * licensing data that will be stored into a SharedPreferences file.
  * <p>
- * Any transformation scheme must be reversible. Implementing classes may optionally implement an
+ * Any transformation scheme must be reversable. Implementing classes may optionally implement an
  * integrity check to further prevent modification to preference data. Implementing classes
  * should use device-specific information as a key in the obfuscation algorithm to prevent
  * obfuscated preferences from being shared among devices.
@@ -39,9 +39,9 @@ public interface Obfuscator {
 	/**
      * Undo the transformation applied to data by the obfuscate() method.
      *
-     * @param original The data that is to be obfuscated.
-     * @param key The key for the data that is to be obfuscated.
-     * @return A transformed version of the original data.
+     * @param obfuscated The data that is to be un-obfuscated.
+     * @param key The key for the data that is to be un-obfuscated.
+     * @return The original data transformed by the obfuscate() method.
      * @throws ValidationException Optionally thrown if a data integrity check fails.
      */
 	String unobfuscate(String obfuscated, String key) throws ValidationException;

platform/android/java/src/com/google/android/vending/licensing/Policy.java

@@ -56,4 +56,10 @@ public interface Policy {
      * Check if the user should be allowed access to the application.
      */
 	boolean allowAccess();
+
+	/**
+     * Gets the licensing URL returned by the server that can enable access for unlicensed apps (e.g.
+     * buy app on the Play Store).
+     */
+	String getLicensingUrl();
 }

platform/android/java/src/com/google/android/vending/licensing/PreferenceObfuscator.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.vending.licensing;
+
+import android.content.SharedPreferences;
+import android.util.Log;
+
+/**
+ * An wrapper for SharedPreferences that transparently performs data obfuscation.
+ */
+public class PreferenceObfuscator {
+
+	private static final String TAG = "PreferenceObfuscator";
+
+	private final SharedPreferences mPreferences;
+	private final Obfuscator mObfuscator;
+	private SharedPreferences.Editor mEditor;
+
+	/**
+     * Constructor.
+     *
+     * @param sp A SharedPreferences instance provided by the system.
+     * @param o The Obfuscator to use when reading or writing data.
+     */
+	public PreferenceObfuscator(SharedPreferences sp, Obfuscator o) {
+		mPreferences = sp;
+		mObfuscator = o;
+		mEditor = null;
+	}
+
+	public void putString(String key, String value) {
+		if (mEditor == null) {
+			mEditor = mPreferences.edit();
+			mEditor.apply();
+		}
+		String obfuscatedValue = mObfuscator.obfuscate(value, key);
+		mEditor.putString(key, obfuscatedValue);
+	}
+
+	public String getString(String key, String defValue) {
+		String result;
+		String value = mPreferences.getString(key, null);
+		if (value != null) {
+			try {
+				result = mObfuscator.unobfuscate(value, key);
+			} catch (ValidationException e) {
+				// Unable to unobfuscate, data corrupt or tampered
+				Log.w(TAG, "Validation error while reading preference: " + key);
+				result = defValue;
+			}
+		} else {
+			// Preference not found
+			result = defValue;
+		}
+		return result;
+	}
+
+	public void commit() {
+		if (mEditor != null) {
+			mEditor.commit();
+			mEditor = null;
+		}
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/ResponseData.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.vending.licensing;
+
+import android.text.TextUtils;
+
+import java.util.regex.Pattern;
+
+/**
+ * ResponseData from licensing server.
+ */
+public class ResponseData {
+
+	public int responseCode;
+	public int nonce;
+	public String packageName;
+	public String versionCode;
+	public String userId;
+	public long timestamp;
+	/** Response-specific data. */
+	public String extra;
+
+	/**
+     * Parses response string into ResponseData.
+     *
+     * @param responseData response data string
+     * @throws IllegalArgumentException upon parsing error
+     * @return ResponseData object
+     */
+	public static ResponseData parse(String responseData) {
+		// Must parse out main response data and response-specific data.
+		int index = responseData.indexOf(':');
+		String mainData, extraData;
+		if (-1 == index) {
+			mainData = responseData;
+			extraData = "";
+		} else {
+			mainData = responseData.substring(0, index);
+			extraData = index >= responseData.length() ? "" : responseData.substring(index + 1);
+		}
+
+		String[] fields = TextUtils.split(mainData, Pattern.quote("|"));
+		if (fields.length < 6) {
+			throw new IllegalArgumentException("Wrong number of fields.");
+		}
+
+		ResponseData data = new ResponseData();
+		data.extra = extraData;
+		data.responseCode = Integer.parseInt(fields[0]);
+		data.nonce = Integer.parseInt(fields[1]);
+		data.packageName = fields[2];
+		data.versionCode = fields[3];
+		// Application-specific user identifier.
+		data.userId = fields[4];
+		data.timestamp = Long.parseLong(fields[5]);
+
+		return data;
+	}
+
+	@Override
+	public String toString() {
+		return TextUtils.join("|", new Object[] {
+										   responseCode, nonce, packageName, versionCode,
+										   userId, timestamp });
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/ServerManagedPolicy.java

@@ -0,0 +1,299 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.vending.licensing;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.HashMap;
+import java.util.Map;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.util.Log;
+
+import com.google.android.vending.licensing.util.URIQueryDecoder;
+
+/**
+ * Default policy. All policy decisions are based off of response data received
+ * from the licensing service. Specifically, the licensing server sends the
+ * following information: response validity period, error retry period,
+ * error retry count and a URL for restoring app access in unlicensed cases.
+ * <p>
+ * These values will vary based on the the way the application is configured in
+ * the Google Play publishing console, such as whether the application is
+ * marked as free or is within its refund period, as well as how often an
+ * application is checking with the licensing service.
+ * <p>
+ * Developers who need more fine grained control over their application's
+ * licensing policy should implement a custom Policy.
+ */
+public class ServerManagedPolicy implements Policy {
+
+	private static final String TAG = "ServerManagedPolicy";
+	private static final String PREFS_FILE = "com.google.android.vending.licensing.ServerManagedPolicy";
+	private static final String PREF_LAST_RESPONSE = "lastResponse";
+	private static final String PREF_VALIDITY_TIMESTAMP = "validityTimestamp";
+	private static final String PREF_RETRY_UNTIL = "retryUntil";
+	private static final String PREF_MAX_RETRIES = "maxRetries";
+	private static final String PREF_RETRY_COUNT = "retryCount";
+	private static final String PREF_LICENSING_URL = "licensingUrl";
+	private static final String DEFAULT_VALIDITY_TIMESTAMP = "0";
+	private static final String DEFAULT_RETRY_UNTIL = "0";
+	private static final String DEFAULT_MAX_RETRIES = "0";
+	private static final String DEFAULT_RETRY_COUNT = "0";
+
+	private static final long MILLIS_PER_MINUTE = 60 * 1000;
+
+	private long mValidityTimestamp;
+	private long mRetryUntil;
+	private long mMaxRetries;
+	private long mRetryCount;
+	private long mLastResponseTime = 0;
+	private int mLastResponse;
+	private String mLicensingUrl;
+	private PreferenceObfuscator mPreferences;
+
+	/**
+     * @param context The context for the current application
+     * @param obfuscator An obfuscator to be used with preferences.
+     */
+	public ServerManagedPolicy(Context context, Obfuscator obfuscator) {
+		// Import old values
+		SharedPreferences sp = context.getSharedPreferences(PREFS_FILE, Context.MODE_PRIVATE);
+		mPreferences = new PreferenceObfuscator(sp, obfuscator);
+		mLastResponse = Integer.parseInt(
+				mPreferences.getString(PREF_LAST_RESPONSE, Integer.toString(Policy.RETRY)));
+		mValidityTimestamp = Long.parseLong(mPreferences.getString(PREF_VALIDITY_TIMESTAMP,
+				DEFAULT_VALIDITY_TIMESTAMP));
+		mRetryUntil = Long.parseLong(mPreferences.getString(PREF_RETRY_UNTIL, DEFAULT_RETRY_UNTIL));
+		mMaxRetries = Long.parseLong(mPreferences.getString(PREF_MAX_RETRIES, DEFAULT_MAX_RETRIES));
+		mRetryCount = Long.parseLong(mPreferences.getString(PREF_RETRY_COUNT, DEFAULT_RETRY_COUNT));
+		mLicensingUrl = mPreferences.getString(PREF_LICENSING_URL, null);
+	}
+
+	/**
+     * Process a new response from the license server.
+     * <p>
+     * This data will be used for computing future policy decisions. The
+     * following parameters are processed:
+     * <ul>
+     * <li>VT: the timestamp that the client should consider the response valid
+     * until
+     * <li>GT: the timestamp that the client should ignore retry errors until
+     * <li>GR: the number of retry errors that the client should ignore
+     * <li>LU: a deep link URL that can enable access for unlicensed apps (e.g.
+     * buy app on the Play Store)
+     * </ul>
+     *
+     * @param response the result from validating the server response
+     * @param rawData the raw server response data
+     */
+	public void processServerResponse(int response, ResponseData rawData) {
+
+		// Update retry counter
+		if (response != Policy.RETRY) {
+			setRetryCount(0);
+		} else {
+			setRetryCount(mRetryCount + 1);
+		}
+
+		// Update server policy data
+		Map<String, String> extras = decodeExtras(rawData);
+		if (response == Policy.LICENSED) {
+			mLastResponse = response;
+			// Reset the licensing URL since it is only applicable for NOT_LICENSED responses.
+			setLicensingUrl(null);
+			setValidityTimestamp(extras.get("VT"));
+			setRetryUntil(extras.get("GT"));
+			setMaxRetries(extras.get("GR"));
+		} else if (response == Policy.NOT_LICENSED) {
+			// Clear out stale retry params
+			setValidityTimestamp(DEFAULT_VALIDITY_TIMESTAMP);
+			setRetryUntil(DEFAULT_RETRY_UNTIL);
+			setMaxRetries(DEFAULT_MAX_RETRIES);
+			// Update the licensing URL
+			setLicensingUrl(extras.get("LU"));
+		}
+
+		setLastResponse(response);
+		mPreferences.commit();
+	}
+
+	/**
+     * Set the last license response received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param l the response
+     */
+	private void setLastResponse(int l) {
+		mLastResponseTime = System.currentTimeMillis();
+		mLastResponse = l;
+		mPreferences.putString(PREF_LAST_RESPONSE, Integer.toString(l));
+	}
+
+	/**
+     * Set the current retry count and add to preferences. You must manually
+     * call PreferenceObfuscator.commit() to commit these changes to disk.
+     *
+     * @param c the new retry count
+     */
+	private void setRetryCount(long c) {
+		mRetryCount = c;
+		mPreferences.putString(PREF_RETRY_COUNT, Long.toString(c));
+	}
+
+	public long getRetryCount() {
+		return mRetryCount;
+	}
+
+	/**
+     * Set the last validity timestamp (VT) received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param validityTimestamp the VT string received
+     */
+	private void setValidityTimestamp(String validityTimestamp) {
+		Long lValidityTimestamp;
+		try {
+			lValidityTimestamp = Long.parseLong(validityTimestamp);
+		} catch (NumberFormatException e) {
+			// No response or not parsable, expire in one minute.
+			Log.w(TAG, "License validity timestamp (VT) missing, caching for a minute");
+			lValidityTimestamp = System.currentTimeMillis() + MILLIS_PER_MINUTE;
+			validityTimestamp = Long.toString(lValidityTimestamp);
+		}
+
+		mValidityTimestamp = lValidityTimestamp;
+		mPreferences.putString(PREF_VALIDITY_TIMESTAMP, validityTimestamp);
+	}
+
+	public long getValidityTimestamp() {
+		return mValidityTimestamp;
+	}
+
+	/**
+     * Set the retry until timestamp (GT) received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param retryUntil the GT string received
+     */
+	private void setRetryUntil(String retryUntil) {
+		Long lRetryUntil;
+		try {
+			lRetryUntil = Long.parseLong(retryUntil);
+		} catch (NumberFormatException e) {
+			// No response or not parsable, expire immediately
+			Log.w(TAG, "License retry timestamp (GT) missing, grace period disabled");
+			retryUntil = "0";
+			lRetryUntil = 0l;
+		}
+
+		mRetryUntil = lRetryUntil;
+		mPreferences.putString(PREF_RETRY_UNTIL, retryUntil);
+	}
+
+	public long getRetryUntil() {
+		return mRetryUntil;
+	}
+
+	/**
+     * Set the max retries value (GR) as received from the server and add to
+     * preferences. You must manually call PreferenceObfuscator.commit() to
+     * commit these changes to disk.
+     *
+     * @param maxRetries the GR string received
+     */
+	private void setMaxRetries(String maxRetries) {
+		Long lMaxRetries;
+		try {
+			lMaxRetries = Long.parseLong(maxRetries);
+		} catch (NumberFormatException e) {
+			// No response or not parsable, expire immediately
+			Log.w(TAG, "Licence retry count (GR) missing, grace period disabled");
+			maxRetries = "0";
+			lMaxRetries = 0l;
+		}
+
+		mMaxRetries = lMaxRetries;
+		mPreferences.putString(PREF_MAX_RETRIES, maxRetries);
+	}
+
+	public long getMaxRetries() {
+		return mMaxRetries;
+	}
+
+	/**
+     * Set the license URL value (LU) as received from the server and add to preferences. You must
+     * manually call PreferenceObfuscator.commit() to commit these changes to disk.
+     *
+     * @param url the LU string received
+     */
+	private void setLicensingUrl(String url) {
+		mLicensingUrl = url;
+		mPreferences.putString(PREF_LICENSING_URL, url);
+	}
+
+	public String getLicensingUrl() {
+		return mLicensingUrl;
+	}
+
+	/**
+     * {@inheritDoc}
+     *
+     * This implementation allows access if either:<br>
+     * <ol>
+     * <li>a LICENSED response was received within the validity period
+     * <li>a RETRY response was received in the last minute, and we are under
+     * the RETRY count or in the RETRY period.
+     * </ol>
+     */
+	public boolean allowAccess() {
+		long ts = System.currentTimeMillis();
+		if (mLastResponse == Policy.LICENSED) {
+			// Check if the LICENSED response occurred within the validity timeout.
+			if (ts <= mValidityTimestamp) {
+				// Cached LICENSED response is still valid.
+				return true;
+			}
+		} else if (mLastResponse == Policy.RETRY &&
+				   ts < mLastResponseTime + MILLIS_PER_MINUTE) {
+			// Only allow access if we are within the retry period or we haven't used up our
+			// max retries.
+			return (ts <= mRetryUntil || mRetryCount <= mMaxRetries);
+		}
+		return false;
+	}
+
+	private Map<String, String> decodeExtras(
+			com.google.android.vending.licensing.ResponseData rawData) {
+		Map<String, String> results = new HashMap<String, String>();
+		if (rawData == null) {
+			return results;
+		}
+
+		try {
+			URI rawExtras = new URI("?" + rawData.extra);
+			URIQueryDecoder.DecodeQuery(rawExtras, results);
+		} catch (URISyntaxException e) {
+			Log.w(TAG, "Invalid syntax error while decoding extras data from server.");
+		}
+		return results;
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/StrictPolicy.java

@@ -16,6 +16,13 @@
 
 package com.google.android.vending.licensing;
 
+import android.util.Log;
+import com.google.android.vending.licensing.util.URIQueryDecoder;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.HashMap;
+import java.util.Map;
+
 /**
  * Non-caching policy. All requests will be sent to the licensing service,
  * and no local caching is performed.
@@ -26,28 +33,38 @@ package com.google.android.vending.licensing;
  * weigh the risks of using this Policy over one which implements caching,
  * such as ServerManagedPolicy.
  * <p>
- * Access to the application is only allowed if a LICESNED response is.
+ * Access to the application is only allowed if a LICENSED response is.
  * received. All other responses (including RETRY) will deny access.
  */
 public class StrictPolicy implements Policy {
 
+	private static final String TAG = "StrictPolicy";
+
 	private int mLastResponse;
+	private String mLicensingUrl;
 
 	public StrictPolicy() {
 		// Set default policy. This will force the application to check the policy on launch.
 		mLastResponse = Policy.RETRY;
+		mLicensingUrl = null;
 	}
 
 	/**
      * Process a new response from the license server. Since we aren't
      * performing any caching, this equates to reading the LicenseResponse.
-     * Any ResponseData provided is ignored.
+     * Any cache-related ResponseData is ignored, but the licensing URL
+     * extra is still extracted in cases where the app is unlicensed.
      *
      * @param response the result from validating the server response
      * @param rawData the raw server response data
      */
 	public void processServerResponse(int response, ResponseData rawData) {
 		mLastResponse = response;
+
+		if (response == Policy.NOT_LICENSED) {
+			Map<String, String> extras = decodeExtras(rawData);
+			mLicensingUrl = extras.get("LU");
+		}
 	}
 
 	/**
@@ -60,4 +77,23 @@ public class StrictPolicy implements Policy {
 		return (mLastResponse == Policy.LICENSED);
 	}
 
+	public String getLicensingUrl() {
+		return mLicensingUrl;
+	}
+
+	private Map<String, String> decodeExtras(
+			com.google.android.vending.licensing.ResponseData rawData) {
+		Map<String, String> results = new HashMap<String, String>();
+		if (rawData == null) {
+			return results;
+		}
+
+		try {
+			URI rawExtras = new URI("?" + rawData.extra);
+			URIQueryDecoder.DecodeQuery(rawExtras, results);
+		} catch (URISyntaxException e) {
+			Log.w(TAG, "Invalid syntax error while decoding extras data from server.");
+		}
+		return results;
+	}
 }

platform/android/java/src/com/google/android/vending/licensing/util/Base64.java

@@ -0,0 +1,556 @@
+// Portions copyright 2002, Google, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.android.vending.licensing.util;
+
+// This code was converted from code at http://iharder.sourceforge.net/base64/
+// Lots of extraneous features were removed.
+/* The original code said:
+ * <p>
+ * I am placing this code in the Public Domain. Do with it as you will.
+ * This software comes with no guarantees or warranties but with
+ * plenty of well-wishing instead!
+ * Please visit
+ * <a href="http://iharder.net/xmlizable">http://iharder.net/xmlizable</a>
+ * periodically to check for updates or to contribute improvements.
+ * </p>
+ *
+ * @author Robert Harder
+ * @author rharder@usa.net
+ * @version 1.3
+ */
+
+import com.godot.game.BuildConfig;
+
+/**
+ * Base64 converter class. This code is not a full-blown MIME encoder;
+ * it simply converts binary data to base64 data and back.
+ *
+ * <p>Note {@link CharBase64} is a GWT-compatible implementation of this
+ * class.
+ */
+public class Base64 {
+	/** Specify encoding (value is {@code true}). */
+	public final static boolean ENCODE = true;
+
+	/** Specify decoding (value is {@code false}). */
+	public final static boolean DECODE = false;
+
+	/** The equals sign (=) as a byte. */
+	private final static byte EQUALS_SIGN = (byte)'=';
+
+	/** The new line character (\n) as a byte. */
+	private final static byte NEW_LINE = (byte)'\n';
+
+	/**
+   * The 64 valid Base64 values.
+   */
+	private final static byte[] ALPHABET = { (byte)'A', (byte)'B', (byte)'C', (byte)'D', (byte)'E', (byte)'F',
+		(byte)'G', (byte)'H', (byte)'I', (byte)'J', (byte)'K',
+		(byte)'L', (byte)'M', (byte)'N', (byte)'O', (byte)'P',
+		(byte)'Q', (byte)'R', (byte)'S', (byte)'T', (byte)'U',
+		(byte)'V', (byte)'W', (byte)'X', (byte)'Y', (byte)'Z',
+		(byte)'a', (byte)'b', (byte)'c', (byte)'d', (byte)'e',
+		(byte)'f', (byte)'g', (byte)'h', (byte)'i', (byte)'j',
+		(byte)'k', (byte)'l', (byte)'m', (byte)'n', (byte)'o',
+		(byte)'p', (byte)'q', (byte)'r', (byte)'s', (byte)'t',
+		(byte)'u', (byte)'v', (byte)'w', (byte)'x', (byte)'y',
+		(byte)'z', (byte)'0', (byte)'1', (byte)'2', (byte)'3',
+		(byte)'4', (byte)'5', (byte)'6', (byte)'7', (byte)'8',
+		(byte)'9', (byte)'+', (byte)'/' };
+
+	/**
+   * The 64 valid web safe Base64 values.
+   */
+	private final static byte[] WEBSAFE_ALPHABET = { (byte)'A', (byte)'B', (byte)'C', (byte)'D', (byte)'E', (byte)'F',
+		(byte)'G', (byte)'H', (byte)'I', (byte)'J', (byte)'K',
+		(byte)'L', (byte)'M', (byte)'N', (byte)'O', (byte)'P',
+		(byte)'Q', (byte)'R', (byte)'S', (byte)'T', (byte)'U',
+		(byte)'V', (byte)'W', (byte)'X', (byte)'Y', (byte)'Z',
+		(byte)'a', (byte)'b', (byte)'c', (byte)'d', (byte)'e',
+		(byte)'f', (byte)'g', (byte)'h', (byte)'i', (byte)'j',
+		(byte)'k', (byte)'l', (byte)'m', (byte)'n', (byte)'o',
+		(byte)'p', (byte)'q', (byte)'r', (byte)'s', (byte)'t',
+		(byte)'u', (byte)'v', (byte)'w', (byte)'x', (byte)'y',
+		(byte)'z', (byte)'0', (byte)'1', (byte)'2', (byte)'3',
+		(byte)'4', (byte)'5', (byte)'6', (byte)'7', (byte)'8',
+		(byte)'9', (byte)'-', (byte)'_' };
+
+	/**
+   * Translates a Base64 value to either its 6-bit reconstruction value
+   * or a negative number indicating some other meaning.
+   **/
+	private final static byte[] DECODABET = {
+		-9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal  0 -  8
+		-5, -5, // Whitespace: Tab and Linefeed
+		-9, -9, // Decimal 11 - 12
+		-5, // Whitespace: Carriage Return
+		-9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 14 - 26
+		-9, -9, -9, -9, -9, // Decimal 27 - 31
+		-5, // Whitespace: Space
+		-9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 33 - 42
+		62, // Plus sign at decimal 43
+		-9, -9, -9, // Decimal 44 - 46
+		63, // Slash at decimal 47
+		52, 53, 54, 55, 56, 57, 58, 59, 60, 61, // Numbers zero through nine
+		-9, -9, -9, // Decimal 58 - 60
+		-1, // Equals sign at decimal 61
+		-9, -9, -9, // Decimal 62 - 64
+		0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, // Letters 'A' through 'N'
+		14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, // Letters 'O' through 'Z'
+		-9, -9, -9, -9, -9, -9, // Decimal 91 - 96
+		26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, // Letters 'a' through 'm'
+		39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, // Letters 'n' through 'z'
+		-9, -9, -9, -9, -9 // Decimal 123 - 127
+		/*  ,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 128 - 139
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 140 - 152
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 153 - 165
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 166 - 178
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 179 - 191
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 192 - 204
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 205 - 217
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 218 - 230
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 231 - 243
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9         // Decimal 244 - 255 */
+	};
+
+	/** The web safe decodabet */
+	private final static byte[] WEBSAFE_DECODABET = {
+		-9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal  0 -  8
+		-5, -5, // Whitespace: Tab and Linefeed
+		-9, -9, // Decimal 11 - 12
+		-5, // Whitespace: Carriage Return
+		-9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 14 - 26
+		-9, -9, -9, -9, -9, // Decimal 27 - 31
+		-5, // Whitespace: Space
+		-9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, // Decimal 33 - 44
+		62, // Dash '-' sign at decimal 45
+		-9, -9, // Decimal 46-47
+		52, 53, 54, 55, 56, 57, 58, 59, 60, 61, // Numbers zero through nine
+		-9, -9, -9, // Decimal 58 - 60
+		-1, // Equals sign at decimal 61
+		-9, -9, -9, // Decimal 62 - 64
+		0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, // Letters 'A' through 'N'
+		14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, // Letters 'O' through 'Z'
+		-9, -9, -9, -9, // Decimal 91-94
+		63, // Underscore '_' at decimal 95
+		-9, // Decimal 96
+		26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, // Letters 'a' through 'm'
+		39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, // Letters 'n' through 'z'
+		-9, -9, -9, -9, -9 // Decimal 123 - 127
+		/*  ,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 128 - 139
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 140 - 152
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 153 - 165
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 166 - 178
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 179 - 191
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 192 - 204
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 205 - 217
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 218 - 230
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,     // Decimal 231 - 243
+        -9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9,-9         // Decimal 244 - 255 */
+	};
+
+	// Indicates white space in encoding
+	private final static byte WHITE_SPACE_ENC = -5;
+	// Indicates equals sign in encoding
+	private final static byte EQUALS_SIGN_ENC = -1;
+
+	/** Defeats instantiation. */
+	private Base64() {
+	}
+
+	/* ********  E N C O D I N G   M E T H O D S  ******** */
+
+	/**
+   * Encodes up to three bytes of the array <var>source</var>
+   * and writes the resulting four Base64 bytes to <var>destination</var>.
+   * The source and destination arrays can be manipulated
+   * anywhere along their length by specifying
+   * <var>srcOffset</var> and <var>destOffset</var>.
+   * This method does not check to make sure your arrays
+   * are large enough to accommodate <var>srcOffset</var> + 3 for
+   * the <var>source</var> array or <var>destOffset</var> + 4 for
+   * the <var>destination</var> array.
+   * The actual number of significant bytes in your array is
+   * given by <var>numSigBytes</var>.
+   *
+   * @param source the array to convert
+   * @param srcOffset the index where conversion begins
+   * @param numSigBytes the number of significant bytes in your array
+   * @param destination the array to hold the conversion
+   * @param destOffset the index where output will be put
+   * @param alphabet is the encoding alphabet
+   * @return the <var>destination</var> array
+   * @since 1.3
+   */
+	private static byte[] encode3to4(byte[] source, int srcOffset,
+			int numSigBytes, byte[] destination, int destOffset, byte[] alphabet) {
+		//           1         2         3
+		// 01234567890123456789012345678901 Bit position
+		// --------000000001111111122222222 Array position from threeBytes
+		// --------|    ||    ||    ||    | Six bit groups to index alphabet
+		//          >>18  >>12  >> 6  >> 0  Right shift necessary
+		//                0x3f  0x3f  0x3f  Additional AND
+
+		// Create buffer with zero-padding if there are only one or two
+		// significant bytes passed in the array.
+		// We have to shift left 24 in order to flush out the 1's that appear
+		// when Java treats a value as negative that is cast from a byte to an int.
+		int inBuff =
+				(numSigBytes > 0 ? ((source[srcOffset] << 24) >>> 8) : 0) | (numSigBytes > 1 ? ((source[srcOffset + 1] << 24) >>> 16) : 0) | (numSigBytes > 2 ? ((source[srcOffset + 2] << 24) >>> 24) : 0);
+
+		switch (numSigBytes) {
+			case 3:
+				destination[destOffset] = alphabet[(inBuff >>> 18)];
+				destination[destOffset + 1] = alphabet[(inBuff >>> 12) & 0x3f];
+				destination[destOffset + 2] = alphabet[(inBuff >>> 6) & 0x3f];
+				destination[destOffset + 3] = alphabet[(inBuff)&0x3f];
+				return destination;
+			case 2:
+				destination[destOffset] = alphabet[(inBuff >>> 18)];
+				destination[destOffset + 1] = alphabet[(inBuff >>> 12) & 0x3f];
+				destination[destOffset + 2] = alphabet[(inBuff >>> 6) & 0x3f];
+				destination[destOffset + 3] = EQUALS_SIGN;
+				return destination;
+			case 1:
+				destination[destOffset] = alphabet[(inBuff >>> 18)];
+				destination[destOffset + 1] = alphabet[(inBuff >>> 12) & 0x3f];
+				destination[destOffset + 2] = EQUALS_SIGN;
+				destination[destOffset + 3] = EQUALS_SIGN;
+				return destination;
+			default:
+				return destination;
+		} // end switch
+	} // end encode3to4
+
+	/**
+   * Encodes a byte array into Base64 notation.
+   * Equivalent to calling
+   * {@code encodeBytes(source, 0, source.length)}
+   *
+   * @param source The data to convert
+   * @since 1.4
+   */
+	public static String encode(byte[] source) {
+		return encode(source, 0, source.length, ALPHABET, true);
+	}
+
+	/**
+   * Encodes a byte array into web safe Base64 notation.
+   *
+   * @param source The data to convert
+   * @param doPadding is {@code true} to pad result with '=' chars
+   *        if it does not fall on 3 byte boundaries
+   */
+	public static String encodeWebSafe(byte[] source, boolean doPadding) {
+		return encode(source, 0, source.length, WEBSAFE_ALPHABET, doPadding);
+	}
+
+	/**
+   * Encodes a byte array into Base64 notation.
+   *
+   * @param source The data to convert
+   * @param off Offset in array where conversion should begin
+   * @param len Length of data to convert
+   * @param alphabet is the encoding alphabet
+   * @param doPadding is {@code true} to pad result with '=' chars
+   *        if it does not fall on 3 byte boundaries
+   * @since 1.4
+   */
+	public static String encode(byte[] source, int off, int len, byte[] alphabet,
+			boolean doPadding) {
+		byte[] outBuff = encode(source, off, len, alphabet, Integer.MAX_VALUE);
+		int outLen = outBuff.length;
+
+		// If doPadding is false, set length to truncate '='
+		// padding characters
+		while (doPadding == false && outLen > 0) {
+			if (outBuff[outLen - 1] != '=') {
+				break;
+			}
+			outLen -= 1;
+		}
+
+		return new String(outBuff, 0, outLen);
+	}
+
+	/**
+   * Encodes a byte array into Base64 notation.
+   *
+   * @param source The data to convert
+   * @param off Offset in array where conversion should begin
+   * @param len Length of data to convert
+   * @param alphabet is the encoding alphabet
+   * @param maxLineLength maximum length of one line.
+   * @return the BASE64-encoded byte array
+   */
+	public static byte[] encode(byte[] source, int off, int len, byte[] alphabet,
+			int maxLineLength) {
+		int lenDiv3 = (len + 2) / 3; // ceil(len / 3)
+		int len43 = lenDiv3 * 4;
+		byte[] outBuff = new byte[len43 // Main 4:3
+								  + (len43 / maxLineLength)]; // New lines
+
+		int d = 0;
+		int e = 0;
+		int len2 = len - 2;
+		int lineLength = 0;
+		for (; d < len2; d += 3, e += 4) {
+
+			// The following block of code is the same as
+			// encode3to4( source, d + off, 3, outBuff, e, alphabet );
+			// but inlined for faster encoding (~20% improvement)
+			int inBuff =
+					((source[d + off] << 24) >>> 8) | ((source[d + 1 + off] << 24) >>> 16) | ((source[d + 2 + off] << 24) >>> 24);
+			outBuff[e] = alphabet[(inBuff >>> 18)];
+			outBuff[e + 1] = alphabet[(inBuff >>> 12) & 0x3f];
+			outBuff[e + 2] = alphabet[(inBuff >>> 6) & 0x3f];
+			outBuff[e + 3] = alphabet[(inBuff)&0x3f];
+
+			lineLength += 4;
+			if (lineLength == maxLineLength) {
+				outBuff[e + 4] = NEW_LINE;
+				e++;
+				lineLength = 0;
+			} // end if: end of line
+		} // end for: each piece of array
+
+		if (d < len) {
+			encode3to4(source, d + off, len - d, outBuff, e, alphabet);
+
+			lineLength += 4;
+			if (lineLength == maxLineLength) {
+				// Add a last newline
+				outBuff[e + 4] = NEW_LINE;
+				e++;
+			}
+			e += 4;
+		}
+
+		if (BuildConfig.DEBUG && e != outBuff.length)
+			throw new RuntimeException();
+		return outBuff;
+	}
+
+	/* ********  D E C O D I N G   M E T H O D S  ******** */
+
+	/**
+   * Decodes four bytes from array <var>source</var>
+   * and writes the resulting bytes (up to three of them)
+   * to <var>destination</var>.
+   * The source and destination arrays can be manipulated
+   * anywhere along their length by specifying
+   * <var>srcOffset</var> and <var>destOffset</var>.
+   * This method does not check to make sure your arrays
+   * are large enough to accommodate <var>srcOffset</var> + 4 for
+   * the <var>source</var> array or <var>destOffset</var> + 3 for
+   * the <var>destination</var> array.
+   * This method returns the actual number of bytes that
+   * were converted from the Base64 encoding.
+   *
+   *
+   * @param source the array to convert
+   * @param srcOffset the index where conversion begins
+   * @param destination the array to hold the conversion
+   * @param destOffset the index where output will be put
+   * @param decodabet the decodabet for decoding Base64 content
+   * @return the number of decoded bytes converted
+   * @since 1.3
+   */
+	private static int decode4to3(byte[] source, int srcOffset,
+			byte[] destination, int destOffset, byte[] decodabet) {
+		// Example: Dk==
+		if (source[srcOffset + 2] == EQUALS_SIGN) {
+			int outBuff =
+					((decodabet[source[srcOffset]] << 24) >>> 6) | ((decodabet[source[srcOffset + 1]] << 24) >>> 12);
+
+			destination[destOffset] = (byte)(outBuff >>> 16);
+			return 1;
+		} else if (source[srcOffset + 3] == EQUALS_SIGN) {
+			// Example: DkL=
+			int outBuff =
+					((decodabet[source[srcOffset]] << 24) >>> 6) | ((decodabet[source[srcOffset + 1]] << 24) >>> 12) | ((decodabet[source[srcOffset + 2]] << 24) >>> 18);
+
+			destination[destOffset] = (byte)(outBuff >>> 16);
+			destination[destOffset + 1] = (byte)(outBuff >>> 8);
+			return 2;
+		} else {
+			// Example: DkLE
+			int outBuff =
+					((decodabet[source[srcOffset]] << 24) >>> 6) | ((decodabet[source[srcOffset + 1]] << 24) >>> 12) | ((decodabet[source[srcOffset + 2]] << 24) >>> 18) | ((decodabet[source[srcOffset + 3]] << 24) >>> 24);
+
+			destination[destOffset] = (byte)(outBuff >> 16);
+			destination[destOffset + 1] = (byte)(outBuff >> 8);
+			destination[destOffset + 2] = (byte)(outBuff);
+			return 3;
+		}
+	} // end decodeToBytes
+
+	/**
+   * Decodes data from Base64 notation.
+   *
+   * @param s the string to decode (decoded in default encoding)
+   * @return the decoded data
+   * @since 1.4
+   */
+	public static byte[] decode(String s) throws Base64DecoderException {
+		byte[] bytes = s.getBytes();
+		return decode(bytes, 0, bytes.length);
+	}
+
+	/**
+   * Decodes data from web safe Base64 notation.
+   * Web safe encoding uses '-' instead of '+', '_' instead of '/'
+   *
+   * @param s the string to decode (decoded in default encoding)
+   * @return the decoded data
+   */
+	public static byte[] decodeWebSafe(String s) throws Base64DecoderException {
+		byte[] bytes = s.getBytes();
+		return decodeWebSafe(bytes, 0, bytes.length);
+	}
+
+	/**
+   * Decodes Base64 content in byte array format and returns
+   * the decoded byte array.
+   *
+   * @param source The Base64 encoded data
+   * @return decoded data
+   * @since 1.3
+   * @throws Base64DecoderException
+   */
+	public static byte[] decode(byte[] source) throws Base64DecoderException {
+		return decode(source, 0, source.length);
+	}
+
+	/**
+   * Decodes web safe Base64 content in byte array format and returns
+   * the decoded data.
+   * Web safe encoding uses '-' instead of '+', '_' instead of '/'
+   *
+   * @param source the string to decode (decoded in default encoding)
+   * @return the decoded data
+   */
+	public static byte[] decodeWebSafe(byte[] source)
+			throws Base64DecoderException {
+		return decodeWebSafe(source, 0, source.length);
+	}
+
+	/**
+   * Decodes Base64 content in byte array format and returns
+   * the decoded byte array.
+   *
+   * @param source The Base64 encoded data
+   * @param off    The offset of where to begin decoding
+   * @param len    The length of characters to decode
+   * @return decoded data
+   * @since 1.3
+   * @throws Base64DecoderException
+   */
+	public static byte[] decode(byte[] source, int off, int len)
+			throws Base64DecoderException {
+		return decode(source, off, len, DECODABET);
+	}
+
+	/**
+   * Decodes web safe Base64 content in byte array format and returns
+   * the decoded byte array.
+   * Web safe encoding uses '-' instead of '+', '_' instead of '/'
+   *
+   * @param source The Base64 encoded data
+   * @param off    The offset of where to begin decoding
+   * @param len    The length of characters to decode
+   * @return decoded data
+   */
+	public static byte[] decodeWebSafe(byte[] source, int off, int len)
+			throws Base64DecoderException {
+		return decode(source, off, len, WEBSAFE_DECODABET);
+	}
+
+	/**
+   * Decodes Base64 content using the supplied decodabet and returns
+   * the decoded byte array.
+   *
+   * @param source    The Base64 encoded data
+   * @param off       The offset of where to begin decoding
+   * @param len       The length of characters to decode
+   * @param decodabet the decodabet for decoding Base64 content
+   * @return decoded data
+   */
+	public static byte[] decode(byte[] source, int off, int len, byte[] decodabet)
+			throws Base64DecoderException {
+		int len34 = len * 3 / 4;
+		byte[] outBuff = new byte[2 + len34]; // Upper limit on size of output
+		int outBuffPosn = 0;
+
+		byte[] b4 = new byte[4];
+		int b4Posn = 0;
+		int i = 0;
+		byte sbiCrop = 0;
+		byte sbiDecode = 0;
+		for (i = 0; i < len; i++) {
+			sbiCrop = (byte)(source[i + off] & 0x7f); // Only the low seven bits
+			sbiDecode = decodabet[sbiCrop];
+
+			if (sbiDecode >= WHITE_SPACE_ENC) { // White space Equals sign or better
+				if (sbiDecode >= EQUALS_SIGN_ENC) {
+					// An equals sign (for padding) must not occur at position 0 or 1
+					// and must be the last byte[s] in the encoded value
+					if (sbiCrop == EQUALS_SIGN) {
+						int bytesLeft = len - i;
+						byte lastByte = (byte)(source[len - 1 + off] & 0x7f);
+						if (b4Posn == 0 || b4Posn == 1) {
+							throw new Base64DecoderException(
+									"invalid padding byte '=' at byte offset " + i);
+						} else if ((b4Posn == 3 && bytesLeft > 2) || (b4Posn == 4 && bytesLeft > 1)) {
+							throw new Base64DecoderException(
+									"padding byte '=' falsely signals end of encoded value "
+									+ "at offset " + i);
+						} else if (lastByte != EQUALS_SIGN && lastByte != NEW_LINE) {
+							throw new Base64DecoderException(
+									"encoded value has invalid trailing byte");
+						}
+						break;
+					}
+
+					b4[b4Posn++] = sbiCrop;
+					if (b4Posn == 4) {
+						outBuffPosn += decode4to3(b4, 0, outBuff, outBuffPosn, decodabet);
+						b4Posn = 0;
+					}
+				}
+			} else {
+				throw new Base64DecoderException("Bad Base64 input character at " + i + ": " + source[i + off] + "(decimal)");
+			}
+		}
+
+		// Because web safe encoding allows non padding base64 encodes, we
+		// need to pad the rest of the b4 buffer with equal signs when
+		// b4Posn != 0.  There can be at most 2 equal signs at the end of
+		// four characters, so the b4 buffer must have two or three
+		// characters.  This also catches the case where the input is
+		// padded with EQUALS_SIGN
+		if (b4Posn != 0) {
+			if (b4Posn == 1) {
+				throw new Base64DecoderException("single trailing character at offset " + (len - 1));
+			}
+			b4[b4Posn++] = EQUALS_SIGN;
+			outBuffPosn += decode4to3(b4, 0, outBuff, outBuffPosn, decodabet);
+		}
+
+		byte[] out = new byte[outBuffPosn];
+		System.arraycopy(outBuff, 0, out, 0, outBuffPosn);
+		return out;
+	}
+}

platform/android/java/src/com/google/android/vending/licensing/util/URIQueryDecoder.java

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.vending.licensing.util;
+
+import android.util.Log;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URI;
+import java.net.URLDecoder;
+import java.util.Map;
+import java.util.Scanner;
+
+public class URIQueryDecoder {
+	private static final String TAG = "URIQueryDecoder";
+
+	/**
+     * Decodes the query portion of the passed-in URI.
+     *
+     * @param encodedURI the URI containing the query to decode
+     * @param results a map containing all query parameters. Query parameters that do not have a
+     *            value will map to a null string
+     */
+	static public void DecodeQuery(URI encodedURI, Map<String, String> results) {
+		Scanner scanner = new Scanner(encodedURI.getRawQuery());
+		scanner.useDelimiter("&");
+		try {
+			while (scanner.hasNext()) {
+				String param = scanner.next();
+				String[] valuePair = param.split("=");
+				String name, value;
+				if (valuePair.length == 1) {
+					value = null;
+				} else if (valuePair.length == 2) {
+					value = URLDecoder.decode(valuePair[1], "UTF-8");
+				} else {
+					throw new IllegalArgumentException("query parameter invalid");
+				}
+				name = URLDecoder.decode(valuePair[0], "UTF-8");
+				results.put(name, value);
+			}
+		} catch (UnsupportedEncodingException e) {
+			// This should never happen.
+			Log.e(TAG, "UTF-8 Not Recognized as a charset.  Device configuration Error.");
+		}
+	}
+}

platform/android/java/src/org/godotengine/godot/Godot.java

@@ -30,59 +30,48 @@
 
 package org.godotengine.godot;
 
-import android.R;
+//import android.R;
+
 import android.app.Activity;
+import android.app.ActivityManager;
+import android.app.AlertDialog;
+import android.app.PendingIntent;
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.Editor;
 import android.content.pm.ConfigurationInfo;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.graphics.Point;
+import android.graphics.Rect;
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.hardware.SensorManager;
+import android.os.Build;
 import android.os.Bundle;
+import android.os.Environment;
+import android.os.Messenger;
+import android.provider.Settings.Secure;
+import android.util.Log;
+import android.view.Display;
+import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewGroup.LayoutParams;
+import android.view.ViewTreeObserver;
+import android.view.Window;
+import android.view.WindowManager;
 import android.widget.Button;
+import android.widget.FrameLayout;
 import android.widget.ProgressBar;
 import android.widget.RelativeLayout;
-import android.widget.LinearLayout;
 import android.widget.TextView;
-import android.view.ViewGroup.LayoutParams;
-import android.app.*;
-import android.content.*;
-import android.content.SharedPreferences.Editor;
-import android.view.*;
-import android.view.inputmethod.InputMethodManager;
-import android.os.*;
-import android.util.Log;
-import android.graphics.*;
-import android.text.method.*;
-import android.text.*;
-import android.media.*;
-import android.hardware.*;
-import android.content.*;
-import android.content.pm.PackageManager.NameNotFoundException;
-import android.net.Uri;
-import android.media.MediaPlayer;
 
-import android.content.ClipboardManager;
-import android.content.ClipData;
-
-import java.lang.reflect.Method;
-import java.util.List;
-import java.util.ArrayList;
-
-import org.godotengine.godot.payments.PaymentsManager;
-
-import java.io.IOException;
-
-import android.provider.Settings.Secure;
-import android.widget.FrameLayout;
-
-import org.godotengine.godot.input.*;
-
-import java.io.InputStream;
-import javax.microedition.khronos.opengles.GL10;
-import java.security.MessageDigest;
-import java.io.File;
-import java.io.FileInputStream;
-import java.util.LinkedList;
-
-import com.google.android.vending.expansion.downloader.Constants;
 import com.google.android.vending.expansion.downloader.DownloadProgressInfo;
 import com.google.android.vending.expansion.downloader.DownloaderClientMarshaller;
 import com.google.android.vending.expansion.downloader.DownloaderServiceMarshaller;
@@ -91,9 +80,20 @@ import com.google.android.vending.expansion.downloader.IDownloaderClient;
 import com.google.android.vending.expansion.downloader.IDownloaderService;
 import com.google.android.vending.expansion.downloader.IStub;
 
-import android.os.Bundle;
-import android.os.Messenger;
-import android.os.SystemClock;
+import org.godotengine.godot.input.GodotEditText;
+import org.godotengine.godot.payments.PaymentsManager;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.lang.reflect.Method;
+import java.security.MessageDigest;
+import java.util.ArrayList;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Locale;
+
+import javax.microedition.khronos.opengles.GL10;
 
 public class Godot extends Activity implements SensorEventListener, IDownloaderClient {
 
@@ -222,9 +222,8 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 	private Sensor mGyroscope;
 
 	public FrameLayout layout;
-	public RelativeLayout adLayout;
 
-	static public GodotIO io;
+	public static GodotIO io;
 
 	public static void setWindowTitle(String title) {
 		//setTitle(title);
@@ -263,24 +262,23 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 	};
 
 	public void onVideoInit() {
-
 		boolean use_gl3 = getGLESVersionCode() >= 0x00030000;
 
 		//mView = new GodotView(getApplication(),io,use_gl3);
 		//setContentView(mView);
 
 		layout = new FrameLayout(this);
-		layout.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));
+		layout.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
 		setContentView(layout);
 
 		// GodotEditText layout
 		GodotEditText edittext = new GodotEditText(this);
-		edittext.setLayoutParams(new ViewGroup.LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));
+		edittext.setLayoutParams(new ViewGroup.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
 		// ...add to FrameLayout
 		layout.addView(edittext);
 
 		mView = new GodotView(getApplication(), io, use_gl3, use_32_bits, use_debug_opengl, this);
-		layout.addView(mView, new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));
+		layout.addView(mView, new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
 		edittext.setView(mView);
 		io.setEdit(edittext);
 
@@ -298,11 +296,6 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 			}
 		});
 
-		// Ad layout
-		adLayout = new RelativeLayout(this);
-		adLayout.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));
-		layout.addView(adLayout);
-
 		final String[] current_command_line = command_line;
 		final GodotView view = mView;
 		mView.queueEvent(new Runnable() {
@@ -332,10 +325,11 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 	}
 
 	public void alert(final String message, final String title) {
+		final Activity activity = this;
 		runOnUiThread(new Runnable() {
 			@Override
 			public void run() {
-				AlertDialog.Builder builder = new AlertDialog.Builder(getInstance());
+				AlertDialog.Builder builder = new AlertDialog.Builder(activity);
 				builder.setMessage(message).setTitle(title);
 				builder.setPositiveButton(
 						"OK",
@@ -350,14 +344,8 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 		});
 	}
 
-	private static Godot _self;
-
-	public static Godot getInstance() {
-		return Godot._self;
-	}
-
 	public int getGLESVersionCode() {
-		ActivityManager am = (ActivityManager)Godot.getInstance().getSystemService(Context.ACTIVITY_SERVICE);
+		ActivityManager am = (ActivityManager)this.getSystemService(Context.ACTIVITY_SERVICE);
 		ConfigurationInfo deviceInfo = am.getDeviceConfigurationInfo();
 		return deviceInfo.reqGlEsVersion;
 	}
@@ -421,7 +409,7 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 		}
 
 		io = new GodotIO(this);
-		io.unique_id = Secure.getString(getContentResolver(), Secure.ANDROID_ID);
+		io.unique_id = Secure.ANDROID_ID;
 		GodotLib.io = io;
 		mSensorManager = (SensorManager)getSystemService(Context.SENSOR_SERVICE);
 		mAccelerometer = mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
@@ -452,7 +440,6 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 	protected void onCreate(Bundle icicle) {
 
 		super.onCreate(icicle);
-		_self = this;
 		Window window = getWindow();
 		//window.addFlags(WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON | WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 		window.addFlags(WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON);
@@ -476,7 +463,7 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 					use_debug_opengl = true;
 				} else if (command_line[i].equals("--use_immersive")) {
 					use_immersive = true;
-					if (Build.VERSION.SDK_INT >= 19.0) { // check if the application runs on an android 4.4+
+					if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { // check if the application runs on an android 4.4+
 						window.getDecorView().setSystemUiVisibility(
 								View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
 								View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
@@ -498,7 +485,7 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 					Editor editor = prefs.edit();
 					editor.putString("store_public_key", main_pack_key);
 
-					editor.commit();
+					editor.apply();
 					i++;
 				} else if (command_line[i].trim().length() != 0) {
 					new_args.add(command_line[i]);
@@ -665,7 +652,7 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 		mSensorManager.registerListener(this, mMagnetometer, SensorManager.SENSOR_DELAY_GAME);
 		mSensorManager.registerListener(this, mGyroscope, SensorManager.SENSOR_DELAY_GAME);
 
-		if (use_immersive && Build.VERSION.SDK_INT >= 19.0) { // check if the application runs on an android 4.4+
+		if (use_immersive && Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { // check if the application runs on an android 4.4+
 			Window window = getWindow();
 			window.getDecorView().setSystemUiVisibility(
 					View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
@@ -688,6 +675,7 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 			@Override
 			public void onSystemUiVisibilityChange(int visibility) {
 				if ((visibility & View.SYSTEM_UI_FLAG_FULLSCREEN) == 0) {
+					if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
 						decorView.setSystemUiVisibility(
 								View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
 								View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
@@ -697,6 +685,7 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 								View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
 					}
 				}
+			}
 		});
 	}
 
@@ -1024,12 +1013,9 @@ public class Godot extends Activity implements SensorEventListener, IDownloaderC
 		mTimeRemaining.setText(getString(com.godot.game.R.string.time_remaining,
 				Helpers.getTimeRemaining(progress.mTimeRemaining)));
 
-		progress.mOverallTotal = progress.mOverallTotal;
 		mPB.setMax((int)(progress.mOverallTotal >> 8));
 		mPB.setProgress((int)(progress.mOverallProgress >> 8));
-		mProgressPercent.setText(Long.toString(progress.mOverallProgress * 100 /
-											   progress.mOverallTotal) +
-								 "%");
+		mProgressPercent.setText(String.format(Locale.ENGLISH, "%d %%", progress.mOverallProgress * 100 / progress.mOverallTotal));
 		mProgressFraction.setText(Helpers.getDownloadProgressString(progress.mOverallProgress,
 				progress.mOverallTotal));
 	}

platform/android/java/src/org/godotengine/godot/GodotIO.java

@@ -38,6 +38,7 @@ import java.io.InputStream;
 import java.io.IOException;
 import android.app.*;
 import android.content.*;
+import android.util.SparseArray;
 import android.view.*;
 import android.view.inputmethod.InputMethodManager;
 import android.os.*;
@@ -61,7 +62,6 @@ public class GodotIO {
 	Godot activity;
 	GodotEditText edit;
 
-	Context applicationContext;
 	MediaPlayer mediaPlayer;
 
 	final int SCREEN_LANDSCAPE = 0;
@@ -87,7 +87,7 @@ public class GodotIO {
 		public int pos;
 	}
 
-	HashMap<Integer, AssetData> streams;
+	SparseArray<AssetData> streams;
 
 	public int file_open(String path, boolean write) {
 
@@ -125,7 +125,7 @@ public class GodotIO {
 	}
 	public int file_get_size(int id) {
 
-		if (!streams.containsKey(id)) {
+		if (streams.get(id) == null) {
 			System.out.printf("file_get_size: Invalid file id: %d\n", id);
 			return -1;
 		}
@@ -134,7 +134,7 @@ public class GodotIO {
 	}
 	public void file_seek(int id, int bytes) {
 
-		if (!streams.containsKey(id)) {
+		if (streams.get(id) == null) {
 			System.out.printf("file_get_size: Invalid file id: %d\n", id);
 			return;
 		}
@@ -174,7 +174,7 @@ public class GodotIO {
 
 	public int file_tell(int id) {
 
-		if (!streams.containsKey(id)) {
+		if (streams.get(id) == null) {
 			System.out.printf("file_read: Can't tell eof for invalid file id: %d\n", id);
 			return 0;
 		}
@@ -184,7 +184,7 @@ public class GodotIO {
 	}
 	public boolean file_eof(int id) {
 
-		if (!streams.containsKey(id)) {
+		if (streams.get(id) == null) {
 			System.out.printf("file_read: Can't check eof for invalid file id: %d\n", id);
 			return false;
 		}
@@ -195,7 +195,7 @@ public class GodotIO {
 
 	public byte[] file_read(int id, int bytes) {
 
-		if (!streams.containsKey(id)) {
+		if (streams.get(id) == null) {
 			System.out.printf("file_read: Can't read invalid file id: %d\n", id);
 			return new byte[0];
 		}
@@ -243,7 +243,7 @@ public class GodotIO {
 
 	public void file_close(int id) {
 
-		if (!streams.containsKey(id)) {
+		if (streams.get(id) == null) {
 			System.out.printf("file_close: Can't close invalid file id: %d\n", id);
 			return;
 		}
@@ -264,7 +264,7 @@ public class GodotIO {
 
 	public int last_dir_id = 1;
 
-	HashMap<Integer, AssetDir> dirs;
+	SparseArray<AssetDir> dirs;
 
 	public int dir_open(String path) {
 
@@ -293,7 +293,7 @@ public class GodotIO {
 	}
 
 	public boolean dir_is_dir(int id) {
-		if (!dirs.containsKey(id)) {
+		if (dirs.get(id) == null) {
 			System.out.printf("dir_next: invalid dir id: %d\n", id);
 			return false;
 		}
@@ -320,7 +320,7 @@ public class GodotIO {
 
 	public String dir_next(int id) {
 
-		if (!dirs.containsKey(id)) {
+		if (dirs.get(id) == null) {
 			System.out.printf("dir_next: invalid dir id: %d\n", id);
 			return "";
 		}
@@ -339,7 +339,7 @@ public class GodotIO {
 
 	public void dir_close(int id) {
 
-		if (!dirs.containsKey(id)) {
+		if (dirs.get(id) == null) {
 			System.out.printf("dir_close: invalid dir id: %d\n", id);
 			return;
 		}
@@ -351,9 +351,9 @@ public class GodotIO {
 
 		am = p_activity.getAssets();
 		activity = p_activity;
-		streams = new HashMap<Integer, AssetData>();
-		dirs = new HashMap<Integer, AssetDir>();
-		applicationContext = activity.getApplicationContext();
+		//streams = new HashMap<Integer, AssetData>();
+		streams = new SparseArray<AssetData>();
+		dirs = new SparseArray<AssetDir>();
 	}
 
 	/////////////////////////
@@ -365,7 +365,7 @@ public class GodotIO {
 	private AudioTrack mAudioTrack;
 
 	public Object audioInit(int sampleRate, int desiredFrames) {
-		int channelConfig = AudioFormat.CHANNEL_CONFIGURATION_STEREO;
+		int channelConfig = AudioFormat.CHANNEL_OUT_STEREO;
 		int audioFormat = AudioFormat.ENCODING_PCM_16BIT;
 		int frameSize = 4;
 
@@ -496,13 +496,13 @@ public class GodotIO {
 	}
 
 	public int getScreenDPI() {
-		DisplayMetrics metrics = applicationContext.getResources().getDisplayMetrics();
+		DisplayMetrics metrics = activity.getApplicationContext().getResources().getDisplayMetrics();
 		return (int)(metrics.density * 160f);
 	}
 
 	public boolean needsReloadHooks() {
 
-		return android.os.Build.VERSION.SDK_INT < 11;
+		return false;
 	}
 
 	public void showKeyboard(String p_existing_text) {
@@ -564,7 +564,7 @@ public class GodotIO {
 
 		try {
 			mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
-			mediaPlayer.setDataSource(applicationContext, filePath);
+			mediaPlayer.setDataSource(activity.getApplicationContext(), filePath);
 			mediaPlayer.prepare();
 			mediaPlayer.start();
 		} catch (IOException e) {

platform/android/java/src/org/godotengine/godot/GodotView.java

@@ -29,6 +29,7 @@
 /*************************************************************************/
 
 package org.godotengine.godot;
+import android.annotation.SuppressLint;
 import android.content.Context;
 import android.graphics.PixelFormat;
 import android.opengl.GLSurfaceView;
@@ -75,9 +76,9 @@ public class GodotView extends GLSurfaceView implements InputDeviceListener {
 
 	private static String TAG = "GodotView";
 	private static final boolean DEBUG = false;
-	private static Context ctx;
+	private Context ctx;
 
-	private static GodotIO io;
+	private GodotIO io;
 	private static boolean firsttime = true;
 	private static boolean use_gl3 = false;
 	private static boolean use_32 = false;
@@ -105,20 +106,26 @@ public class GodotView extends GLSurfaceView implements InputDeviceListener {
 		init(false, 16, 0);
 	}
 
+	public GodotView(Context context) {
+		super(context);
+		ctx = context;
+	}
+
 	public GodotView(Context context, boolean translucent, int depth, int stencil) {
 		super(context);
 		init(translucent, depth, stencil);
 	}
 
+	@SuppressLint("ClickableViewAccessibility")
 	@Override
 	public boolean onTouchEvent(MotionEvent event) {
 		super.onTouchEvent(event);
 		return activity.gotTouchEvent(event);
-	};
+	}
 
 	public int get_godot_button(int keyCode) {
 
-		int button = 0;
+		int button;
 		switch (keyCode) {
 			case KeyEvent.KEYCODE_BUTTON_A: // Android A is SNES B
 				button = 0;
@@ -178,7 +185,7 @@ public class GodotView extends GLSurfaceView implements InputDeviceListener {
 			default:
 				button = keyCode - KeyEvent.KEYCODE_BUTTON_1 + 20;
 				break;
-		};
+		}
 		return button;
 	};
 
@@ -440,6 +447,10 @@ public class GodotView extends GLSurfaceView implements InputDeviceListener {
 	private static class ContextFactory implements GLSurfaceView.EGLContextFactory {
 		private static int EGL_CONTEXT_CLIENT_VERSION = 0x3098;
 		public EGLContext createContext(EGL10 egl, EGLDisplay display, EGLConfig eglConfig) {
+			String driver_name = GodotLib.getGlobal("rendering/quality/driver/driver_name");
+			if (use_gl3 && !driver_name.equals("GLES3")) {
+				use_gl3 = false;
+			}
 			if (use_gl3)
 				Log.w(TAG, "creating OpenGL ES 3.0 context :");
 			else
@@ -508,8 +519,7 @@ public class GodotView extends GLSurfaceView implements InputDeviceListener {
 		 * perform actual matching in chooseConfig() below.
 		 */
 		private static int EGL_OPENGL_ES2_BIT = 4;
-		private static int[] s_configAttribs2 =
-				{
+		private static int[] s_configAttribs2 = {
 			EGL10.EGL_RED_SIZE, 4,
 			EGL10.EGL_GREEN_SIZE, 4,
 			EGL10.EGL_BLUE_SIZE, 4,
@@ -518,8 +528,7 @@ public class GodotView extends GLSurfaceView implements InputDeviceListener {
 			EGL10.EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
 			EGL10.EGL_NONE
 		};
-		private static int[] s_configAttribs3 =
-				{
+		private static int[] s_configAttribs3 = {
 			EGL10.EGL_RED_SIZE, 4,
 			EGL10.EGL_GREEN_SIZE, 4,
 			EGL10.EGL_BLUE_SIZE, 4,

platform/android/java/src/org/godotengine/godot/input/GodotEditText.java

@@ -39,6 +39,8 @@ import android.os.Message;
 import android.view.inputmethod.InputMethodManager;
 import android.view.inputmethod.EditorInfo;
 
+import java.lang.ref.WeakReference;
+
 public class GodotEditText extends EditText {
 	// ===========================================================
 	// Constants
@@ -51,9 +53,24 @@ public class GodotEditText extends EditText {
 	// ===========================================================
 	private GodotView mView;
 	private GodotTextInputWrapper mInputWrapper;
-	private static Handler sHandler;
+	private EditHandler sHandler = new EditHandler(this);
 	private String mOriginText;
 
+	private static class EditHandler extends Handler {
+		private final WeakReference<GodotEditText> mEdit;
+		public EditHandler(GodotEditText edit) {
+			mEdit = new WeakReference<>(edit);
+		}
+
+		@Override
+		public void handleMessage(Message msg) {
+			GodotEditText edit = mEdit.get();
+			if (edit != null) {
+				edit.handleMessage(msg);
+			}
+		}
+	}
+
 	// ===========================================================
 	// Constructors
 	// ===========================================================
@@ -75,10 +92,9 @@ public class GodotEditText extends EditText {
 	protected void initView() {
 		this.setPadding(0, 0, 0, 0);
 		this.setImeOptions(EditorInfo.IME_FLAG_NO_EXTRACT_UI);
+	}
 
-		sHandler = new Handler() {
-			@Override
-			public void handleMessage(final Message msg) {
+	private void handleMessage(final Message msg) {
 		switch (msg.what) {
 			case HANDLER_OPEN_IME_KEYBOARD: {
 				GodotEditText edit = (GodotEditText)msg.obj;
@@ -104,8 +120,6 @@ public class GodotEditText extends EditText {
 			} break;
 		}
 	}
-		};
-	}
 
 	// ===========================================================
 	// Getter & Setter

platform/android/java/src/org/godotengine/godot/input/InputManagerCompat.java

@@ -17,7 +17,6 @@
 package org.godotengine.godot.input;
 
 import android.content.Context;
-import android.os.Build;
 import android.os.Handler;
 import android.view.InputDevice;
 import android.view.MotionEvent;
@@ -130,11 +129,7 @@ public interface InputManagerCompat {
 		 * @return a compatible implementation of InputManager
 		 */
 		public static InputManagerCompat getInputManager(Context context) {
-			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
 			return new InputManagerV16(context);
-			} else {
-				return new InputManagerV9();
-			}
 		}
 	}
 }

platform/android/java/src/org/godotengine/godot/input/InputManagerV9.java

@@ -1,209 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.godotengine.godot.input;
-
-import android.os.Handler;
-import android.os.Message;
-import android.os.SystemClock;
-import android.util.Log;
-import android.util.SparseArray;
-import android.view.InputDevice;
-import android.view.MotionEvent;
-
-import java.lang.ref.WeakReference;
-import java.util.ArrayDeque;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Queue;
-
-public class InputManagerV9 implements InputManagerCompat {
-	private static final String LOG_TAG = "InputManagerV9";
-	private static final int MESSAGE_TEST_FOR_DISCONNECT = 101;
-	private static final long CHECK_ELAPSED_TIME = 3000L;
-
-	private static final int ON_DEVICE_ADDED = 0;
-	private static final int ON_DEVICE_CHANGED = 1;
-	private static final int ON_DEVICE_REMOVED = 2;
-
-	private final SparseArray<long[]> mDevices;
-	private final Map<InputDeviceListener, Handler> mListeners;
-	private final Handler mDefaultHandler;
-
-	private static class PollingMessageHandler extends Handler {
-		private final WeakReference<InputManagerV9> mInputManager;
-
-		PollingMessageHandler(InputManagerV9 im) {
-			mInputManager = new WeakReference<InputManagerV9>(im);
-		}
-
-		@Override
-		public void handleMessage(Message msg) {
-			super.handleMessage(msg);
-			switch (msg.what) {
-				case MESSAGE_TEST_FOR_DISCONNECT:
-					InputManagerV9 imv = mInputManager.get();
-					if (null != imv) {
-						long time = SystemClock.elapsedRealtime();
-						int size = imv.mDevices.size();
-						for (int i = 0; i < size; i++) {
-							long[] lastContact = imv.mDevices.valueAt(i);
-							if (null != lastContact) {
-								if (time - lastContact[0] > CHECK_ELAPSED_TIME) {
-									// check to see if the device has been
-									// disconnected
-									int id = imv.mDevices.keyAt(i);
-									if (null == InputDevice.getDevice(id)) {
-										// disconnected!
-										imv.notifyListeners(ON_DEVICE_REMOVED, id);
-										imv.mDevices.remove(id);
-									} else {
-										lastContact[0] = time;
-									}
-								}
-							}
-						}
-						sendEmptyMessageDelayed(MESSAGE_TEST_FOR_DISCONNECT,
-								CHECK_ELAPSED_TIME);
-					}
-					break;
-			}
-		}
-	}
-
-	public InputManagerV9() {
-		mDevices = new SparseArray<long[]>();
-		mListeners = new HashMap<InputDeviceListener, Handler>();
-		mDefaultHandler = new PollingMessageHandler(this);
-		// as a side-effect, populates our collection of watched
-		// input devices
-		getInputDeviceIds();
-	}
-
-	@Override
-	public InputDevice getInputDevice(int id) {
-		return InputDevice.getDevice(id);
-	}
-
-	@Override
-	public int[] getInputDeviceIds() {
-		// add any hitherto unknown devices to our
-		// collection of watched input devices
-		int[] activeDevices = InputDevice.getDeviceIds();
-		long time = SystemClock.elapsedRealtime();
-		for (int id : activeDevices) {
-			long[] lastContact = mDevices.get(id);
-			if (null == lastContact) {
-				// we have a new device
-				mDevices.put(id, new long[] { time });
-			}
-		}
-		return activeDevices;
-	}
-
-	@Override
-	public void registerInputDeviceListener(InputDeviceListener listener, Handler handler) {
-		mListeners.remove(listener);
-		if (handler == null) {
-			handler = mDefaultHandler;
-		}
-		mListeners.put(listener, handler);
-	}
-
-	@Override
-	public void unregisterInputDeviceListener(InputDeviceListener listener) {
-		mListeners.remove(listener);
-	}
-
-	private void notifyListeners(int why, int deviceId) {
-		// the state of some device has changed
-		if (!mListeners.isEmpty()) {
-			// yes... this will cause an object to get created... hopefully
-			// it won't happen very often
-			for (InputDeviceListener listener : mListeners.keySet()) {
-				Handler handler = mListeners.get(listener);
-				DeviceEvent odc = DeviceEvent.getDeviceEvent(why, deviceId, listener);
-				handler.post(odc);
-			}
-		}
-	}
-
-	private static class DeviceEvent implements Runnable {
-		private int mMessageType;
-		private int mId;
-		private InputDeviceListener mListener;
-		private static Queue<DeviceEvent> sEventQueue = new ArrayDeque<DeviceEvent>();
-
-		private DeviceEvent() {
-		}
-
-		static DeviceEvent getDeviceEvent(int messageType, int id,
-				InputDeviceListener listener) {
-			DeviceEvent curChanged = sEventQueue.poll();
-			if (null == curChanged) {
-				curChanged = new DeviceEvent();
-			}
-			curChanged.mMessageType = messageType;
-			curChanged.mId = id;
-			curChanged.mListener = listener;
-			return curChanged;
-		}
-
-		@Override
-		public void run() {
-			switch (mMessageType) {
-				case ON_DEVICE_ADDED:
-					mListener.onInputDeviceAdded(mId);
-					break;
-				case ON_DEVICE_CHANGED:
-					mListener.onInputDeviceChanged(mId);
-					break;
-				case ON_DEVICE_REMOVED:
-					mListener.onInputDeviceRemoved(mId);
-					break;
-				default:
-					Log.e(LOG_TAG, "Unknown Message Type");
-					break;
-			}
-			// dump this runnable back in the queue
-			sEventQueue.offer(this);
-		}
-	}
-
-	@Override
-	public void onGenericMotionEvent(MotionEvent event) {
-		// detect new devices
-		int id = event.getDeviceId();
-		long[] timeArray = mDevices.get(id);
-		if (null == timeArray) {
-			notifyListeners(ON_DEVICE_ADDED, id);
-			timeArray = new long[1];
-			mDevices.put(id, timeArray);
-		}
-		long time = SystemClock.elapsedRealtime();
-		timeArray[0] = time;
-	}
-
-	@Override
-	public void onPause() {
-		mDefaultHandler.removeMessages(MESSAGE_TEST_FOR_DISCONNECT);
-	}
-
-	@Override
-	public void onResume() {
-		mDefaultHandler.sendEmptyMessage(MESSAGE_TEST_FOR_DISCONNECT);
-	}
-}

platform/android/java/src/org/godotengine/godot/payments/ConsumeTask.java

@@ -37,41 +37,66 @@ import android.os.AsyncTask;
 import android.os.RemoteException;
 import android.util.Log;
 
+import java.lang.ref.WeakReference;
+
 abstract public class ConsumeTask {
 
 	private Context context;
-
 	private IInAppBillingService mService;
+
+	private String mSku;
+	private String mToken;
+
+	private static class ConsumeAsyncTask extends AsyncTask<String, String, String> {
+
+		private WeakReference<ConsumeTask> mTask;
+
+		ConsumeAsyncTask(ConsumeTask consume) {
+			mTask = new WeakReference<>(consume);
+		}
+
+		@Override
+		protected String doInBackground(String... strings) {
+			ConsumeTask consume = mTask.get();
+			if (consume != null) {
+				return consume.doInBackground(strings);
+			}
+			return null;
+		}
+
+		@Override
+		protected void onPostExecute(String param) {
+			ConsumeTask consume = mTask.get();
+			if (consume != null) {
+				consume.onPostExecute(param);
+			}
+		}
+	}
+
 	public ConsumeTask(IInAppBillingService mService, Context context) {
 		this.context = context;
 		this.mService = mService;
 	}
 
 	public void consume(final String sku) {
-		//Log.d("XXX", "Consuming product " + sku);
+		mSku = sku;
 		PaymentsCache pc = new PaymentsCache(context);
 		Boolean isBlocked = pc.getConsumableFlag("block", sku);
-		String _token = pc.getConsumableValue("token", sku);
-		//Log.d("XXX", "token " + _token);
-		if (!isBlocked && _token == null) {
-			//_token = "inapp:"+context.getPackageName()+":android.test.purchased";
-			//Log.d("XXX", "Consuming product " + sku + " with token " + _token);
+		mToken = pc.getConsumableValue("token", sku);
+		if (!isBlocked && mToken == null) {
+			// Consuming task is processing
 		} else if (!isBlocked) {
-			//Log.d("XXX", "It is not blocked ¿?");
 			return;
-		} else if (_token == null) {
-			//Log.d("XXX", "No token available");
+		} else if (mToken == null) {
 			this.error("No token for sku:" + sku);
 			return;
 		}
-		final String token = _token;
-		new AsyncTask<String, String, String>() {
-			@Override
-			protected String doInBackground(String... params) {
+		new ConsumeAsyncTask(this).execute();
+	}
+
+	private String doInBackground(String... params) {
 		try {
-					//Log.d("XXX", "Requesting to release item.");
-					int response = mService.consumePurchase(3, context.getPackageName(), token);
-					//Log.d("XXX", "release response code: " + response);
+			int response = mService.consumePurchase(3, context.getPackageName(), mToken);
 			if (response == 0 || response == 8) {
 				return null;
 			}
@@ -81,16 +106,13 @@ abstract public class ConsumeTask {
 		return "Some error";
 	}
 
-			protected void onPostExecute(String param) {
+	private void onPostExecute(String param) {
 		if (param == null) {
-					success(new PaymentsCache(context).getConsumableValue("ticket", sku));
+			success(new PaymentsCache(context).getConsumableValue("ticket", mSku));
 		} else {
 			error(param);
 		}
 	}
-		}
-				.execute();
-	}
 
 	abstract protected void success(String ticket);
 	abstract protected void error(String message);

platform/android/java/src/org/godotengine/godot/payments/GenericConsumeTask.java

@@ -1,79 +0,0 @@
-/*************************************************************************/
-/*  GenericConsumeTask.java                                              */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
-
-package org.godotengine.godot.payments;
-
-import com.android.vending.billing.IInAppBillingService;
-
-import android.content.Context;
-import android.os.AsyncTask;
-import android.os.RemoteException;
-import android.util.Log;
-
-abstract public class GenericConsumeTask extends AsyncTask<String, String, String> {
-
-	private Context context;
-	private IInAppBillingService mService;
-
-	public GenericConsumeTask(Context context, IInAppBillingService mService, String sku, String receipt, String signature, String token) {
-		this.context = context;
-		this.mService = mService;
-		this.sku = sku;
-		this.receipt = receipt;
-		this.signature = signature;
-		this.token = token;
-	}
-
-	private String sku;
-	private String receipt;
-	private String signature;
-	private String token;
-
-	@Override
-	protected String doInBackground(String... params) {
-		try {
-			//Log.d("godot", "Requesting to consume an item with token ." + token);
-			int response = mService.consumePurchase(3, context.getPackageName(), token);
-			//Log.d("godot", "consumePurchase response: " + response);
-			if (response == 0 || response == 8) {
-				return null;
-			}
-		} catch (Exception e) {
-			Log.d("godot", "Error " + e.getClass().getName() + ":" + e.getMessage());
-		}
-		return null;
-	}
-
-	protected void onPostExecute(String sarasa) {
-		onSuccess(sku, receipt, signature, token);
-	}
-
-	abstract public void onSuccess(String sku, String receipt, String signature, String token);
-}

platform/android/java/src/org/godotengine/godot/payments/PaymentsCache.java

@@ -46,7 +46,7 @@ public class PaymentsCache {
 		SharedPreferences sharedPref = context.getSharedPreferences("consumables_" + set, Context.MODE_PRIVATE);
 		SharedPreferences.Editor editor = sharedPref.edit();
 		editor.putBoolean(sku, flag);
-		editor.commit();
+		editor.apply();
 	}
 
 	public boolean getConsumableFlag(String set, String sku) {
@@ -60,7 +60,7 @@ public class PaymentsCache {
 		SharedPreferences.Editor editor = sharedPref.edit();
 		editor.putString(sku, value);
 		//Log.d("XXX", "Setting asset: consumables_" + set + ":" + sku);
-		editor.commit();
+		editor.apply();
 	}
 
 	public String getConsumableValue(String set, String sku) {

platform/android/java/src/org/godotengine/godot/payments/PaymentsManager.java

@@ -112,7 +112,7 @@ public class PaymentsManager {
 	};
 
 	public void requestPurchase(final String sku, String transactionId) {
-		new PurchaseTask(mService, Godot.getInstance()) {
+		new PurchaseTask(mService, activity) {
 			@Override
 			protected void error(String message) {
 				godotPaymentV3.callbackFail(message);
@@ -159,7 +159,7 @@ public class PaymentsManager {
 
 	public void requestPurchased() {
 		try {
-			PaymentsCache pc = new PaymentsCache(Godot.getInstance());
+			PaymentsCache pc = new PaymentsCache(activity);
 
 			String continueToken = null;
 

platform/android/java/src/org/godotengine/godot/payments/ReleaseAllConsumablesTask.java

@@ -30,26 +30,59 @@
 
 package org.godotengine.godot.payments;
 
-import java.util.ArrayList;
+import android.content.Context;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.util.Log;
+
+import com.android.vending.billing.IInAppBillingService;
 
 import org.json.JSONException;
 import org.json.JSONObject;
 
-import org.godotengine.godot.Dictionary;
-import org.godotengine.godot.Godot;
-import com.android.vending.billing.IInAppBillingService;
-
-import android.content.Context;
-import android.os.AsyncTask;
-import android.os.Bundle;
-import android.os.RemoteException;
-import android.util.Log;
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
 
 abstract public class ReleaseAllConsumablesTask {
 
 	private Context context;
 	private IInAppBillingService mService;
 
+	private static class ReleaseAllConsumablesAsyncTask extends AsyncTask<String, String, String> {
+
+		private WeakReference<ReleaseAllConsumablesTask> mTask;
+		private String mSku;
+		private String mReceipt;
+		private String mSignature;
+		private String mToken;
+
+		ReleaseAllConsumablesAsyncTask(ReleaseAllConsumablesTask task, String sku, String receipt, String signature, String token) {
+			mTask = new WeakReference<ReleaseAllConsumablesTask>(task);
+
+			mSku = sku;
+			mReceipt = receipt;
+			mSignature = signature;
+			mToken = token;
+		}
+
+		@Override
+		protected String doInBackground(String... params) {
+			ReleaseAllConsumablesTask consume = mTask.get();
+			if (consume != null) {
+				return consume.doInBackground(mToken);
+			}
+			return null;
+		}
+
+		@Override
+		protected void onPostExecute(String param) {
+			ReleaseAllConsumablesTask consume = mTask.get();
+			if (consume != null) {
+				consume.success(mSku, mReceipt, mSignature, mToken);
+			}
+		}
+	}
+
 	public ReleaseAllConsumablesTask(IInAppBillingService mService, Context context) {
 		this.context = context;
 		this.mService = mService;
@@ -60,12 +93,6 @@ abstract public class ReleaseAllConsumablesTask {
 			//Log.d("godot", "consumeItall for " + context.getPackageName());
 			Bundle bundle = mService.getPurchases(3, context.getPackageName(), "inapp", null);
 
-			for (String key : bundle.keySet()) {
-				Object value = bundle.get(key);
-				//Log.d("godot", String.format("%s %s (%s)", key,
-				//value.toString(), value.getClass().getName()));
-			}
-
 			if (bundle.getInt("RESPONSE_CODE") == 0) {
 
 				final ArrayList<String> myPurchases = bundle.getStringArrayList("INAPP_PURCHASE_DATA_LIST");
@@ -87,14 +114,7 @@ abstract public class ReleaseAllConsumablesTask {
 						String token = inappPurchaseData.getString("purchaseToken");
 						String signature = mySignatures.get(i);
 						//Log.d("godot", "A punto de consumir un item con token:" + token + "\n" + receipt);
-						new GenericConsumeTask(context, mService, sku, receipt, signature, token) {
-							@Override
-							public void onSuccess(String sku, String receipt, String signature, String token) {
-								ReleaseAllConsumablesTask.this.success(sku, receipt, signature, token);
-							}
-						}
-								.execute();
-
+						new ReleaseAllConsumablesAsyncTask(this, sku, receipt, signature, token).execute();
 					} catch (JSONException e) {
 					}
 				}
@@ -104,6 +124,20 @@ abstract public class ReleaseAllConsumablesTask {
 		}
 	}
 
+	private String doInBackground(String token) {
+		try {
+			//Log.d("godot", "Requesting to consume an item with token ." + token);
+			int response = mService.consumePurchase(3, context.getPackageName(), token);
+			//Log.d("godot", "consumePurchase response: " + response);
+			if (response == 0 || response == 8) {
+				return null;
+			}
+		} catch (Exception e) {
+			Log.d("godot", "Error " + e.getClass().getName() + ":" + e.getMessage());
+		}
+		return null;
+	}
+
 	abstract protected void success(String sku, String receipt, String signature, String token);
 	abstract protected void error(String message);
 	abstract protected void notRequired();

platform/android/java/src/org/godotengine/godot/payments/ValidateTask.java

@@ -52,33 +52,70 @@ import android.os.Bundle;
 import android.os.RemoteException;
 import android.util.Log;
 
+import java.lang.ref.WeakReference;
+
 abstract public class ValidateTask {
 
 	private Activity context;
 	private GodotPaymentV3 godotPaymentsV3;
+	private ProgressDialog dialog;
+	private String mSku;
+
+	private static class ValidateAsyncTask extends AsyncTask<String, String, String> {
+		private WeakReference<ValidateTask> mTask;
+
+		ValidateAsyncTask(ValidateTask task) {
+			mTask = new WeakReference<>(task);
+		}
+
+		@Override
+		protected void onPreExecute() {
+			ValidateTask task = mTask.get();
+			if (task != null) {
+				task.onPreExecute();
+			}
+		}
+
+		@Override
+		protected String doInBackground(String... params) {
+			ValidateTask task = mTask.get();
+			if (task != null) {
+				return task.doInBackground(params);
+			}
+			return null;
+		}
+
+		@Override
+		protected void onPostExecute(String response) {
+			ValidateTask task = mTask.get();
+			if (task != null) {
+				task.onPostExecute(response);
+			}
+		}
+	}
+
 	public ValidateTask(Activity context, GodotPaymentV3 godotPaymentsV3) {
 		this.context = context;
 		this.godotPaymentsV3 = godotPaymentsV3;
 	}
 
 	public void validatePurchase(final String sku) {
-		new AsyncTask<String, String, String>() {
-			private ProgressDialog dialog;
+		mSku = sku;
+		new ValidateAsyncTask(this).execute();
+	}
 
-			@Override
-			protected void onPreExecute() {
+	private void onPreExecute() {
 		dialog = ProgressDialog.show(context, null, "Please wait...");
 	}
 
-			@Override
-			protected String doInBackground(String... params) {
+	private String doInBackground(String... params) {
 		PaymentsCache pc = new PaymentsCache(context);
 		String url = godotPaymentsV3.getPurchaseValidationUrlPrefix();
 		RequestParams param = new RequestParams();
 		param.setUrl(url);
-				param.put("ticket", pc.getConsumableValue("ticket", sku));
-				param.put("purchaseToken", pc.getConsumableValue("token", sku));
-				param.put("sku", sku);
+		param.put("ticket", pc.getConsumableValue("ticket", mSku));
+		param.put("purchaseToken", pc.getConsumableValue("token", mSku));
+		param.put("sku", mSku);
 		//Log.d("XXX", "Haciendo request a " + url);
 		//Log.d("XXX", "ticket: " + pc.getConsumableValue("ticket", sku));
 		//Log.d("XXX", "purchaseToken: " + pc.getConsumableValue("token", sku));
@@ -90,10 +127,10 @@ abstract public class ValidateTask {
 		return jsonResponse;
 	}
 
-			@Override
-			protected void onPostExecute(String response) {
+	private void onPostExecute(String response) {
 		if (dialog != null) {
 			dialog.dismiss();
+			dialog = null;
 		}
 		JSONObject j;
 		try {
@@ -112,9 +149,7 @@ abstract public class ValidateTask {
 			error(e.getMessage());
 		}
 	}
-		}
-				.execute();
-	}
+
 	abstract protected void success();
 	abstract protected void error(String message);
 	abstract protected void canceled();

platform/android/java/src/org/godotengine/godot/utils/HttpRequester.java

@@ -105,7 +105,7 @@ public class HttpRequester {
 			long timeInit = new Date().getTime();
 			response = request(httpget);
 			long delay = new Date().getTime() - timeInit;
-			Log.d("com.app11tt.android.utils.HttpRequest::get(url)", "Url: " + params.getUrl() + " downloaded in " + String.format("%.03f", delay / 1000.0f) + " seconds");
+			Log.d("HttpRequest::get(url)", "Url: " + params.getUrl() + " downloaded in " + String.format("%.03f", delay / 1000.0f) + " seconds");
 			if (response == null || response.length() == 0) {
 				response = "";
 			} else {
@@ -200,7 +200,7 @@ public class HttpRequester {
 		SharedPreferences.Editor editor = sharedPref.edit();
 		editor.putString("request_" + Crypt.md5(request), response);
 		editor.putLong("request_" + Crypt.md5(request) + "_ttl", new Date().getTime() + getTtl());
-		editor.commit();
+		editor.apply();
 	}
 
 	public String getResponseFromCache(String request) {