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Refactor MetaAttributeView

This commit is contained in:
Reinhard Pointner 2017-04-02 00:33:40 +08:00
parent d61400ed96
commit 2e221d98dc
1 changed files with 15 additions and 17 deletions
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32
source/net/filebot/MetaAttributeView.java
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@ -6,7 +6,6 @@ import static net.filebot.Logging.*;
import java.io.File;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.attribute.UserDefinedFileAttributeView;
@ -21,8 +20,7 @@ import net.filebot.platform.mac.MacXattrView;
public class MetaAttributeView extends AbstractMap<String, String> {
private Object xattr;
private Charset encoding = UTF_8;
private final Object xattr;
public MetaAttributeView(File file) throws IOException {
// resolve symlinks
@ -56,7 +54,7 @@ public class MetaAttributeView extends AbstractMap<String, String> {
attributeView.read(key, buffer);
buffer.flip();
return encoding.decode(buffer).toString();
return UTF_8.decode(buffer).toString();
} else {
return null; // attribute does not exist
}
@ -81,7 +79,7 @@ public class MetaAttributeView extends AbstractMap<String, String> {
if (value == null || value.isEmpty()) {
attributeView.delete(key);
} else {
attributeView.write(key, encoding.encode(value));
attributeView.write(key, UTF_8.encode(value));
}
}
@ -100,6 +98,17 @@ public class MetaAttributeView extends AbstractMap<String, String> {
return null; // since we don't know the old value
}
@Override
public void clear() {
try {
for (String key : list()) {
put(key, null);
}
} catch (IOException e) {
throw new RuntimeException(e);
}
}
public List<String> list() throws IOException {
if (xattr instanceof UserDefinedFileAttributeView) {
UserDefinedFileAttributeView attributeView = (UserDefinedFileAttributeView) xattr;
@ -118,7 +127,7 @@ public class MetaAttributeView extends AbstractMap<String, String> {
public Set<Entry<String, String>> entrySet() {
try {
Set<Entry<String, String>> entries = new LinkedHashSet<Entry<String, String>>();
for (String name : this.list()) {
for (String name : list()) {
entries.add(new AttributeEntry(name));
}
return entries;
@ -127,17 +136,6 @@ public class MetaAttributeView extends AbstractMap<String, String> {
}
}
@Override
public void clear() {
try {
for (String key : this.list()) {
this.put(key, null);
}
} catch (IOException e) {
throw new RuntimeException(e);
}
}
private class AttributeEntry implements Entry<String, String> {
private final String name;