Support CoW clones on both macOS (with APFS) and Linux (with BTRFS) and enable those actions in the GUI

source/net/filebot/StandardRenameAction.java

@@ -11,6 +11,8 @@ import java.nio.file.LinkOption;
 import java.nio.file.attribute.BasicFileAttributes;
 import java.util.List;
 
+import com.sun.jna.Platform;
+
 import net.filebot.util.FileUtilities;
 
 public enum StandardRenameAction implements RenameAction {
@@ -79,6 +81,35 @@ public enum StandardRenameAction implements RenameAction {
 		}
 	},
 
+	CLONE {
+
+		@Override
+		public File rename(File from, File to) throws Exception {
+			File dest = FileUtilities.resolveDestination(from, to);
+
+			// clonefile or reflink requires filesystem that supports copy-on-write (e.g. apfs or btrfs)
+			ProcessBuilder process = new ProcessBuilder();
+
+			if (Platform.isMac()) {
+				// -c copy files using clonefile
+				process.command("cp", "-c", "-f", from.getPath(), dest.getPath());
+			} else {
+				// --reflink copy files using reflink
+				process.command("cp", "--reflink", "--force", from.isDirectory() ? "--recursive" : "--no-target-directory", from.getPath(), dest.getPath());
+			}
+
+			process.directory(from.getParentFile());
+			process.inheritIO();
+
+			int exitCode = process.start().waitFor();
+			if (exitCode != 0) {
+				throw new IOException(String.format("%s failed with exit code %d", process.command(), exitCode));
+			}
+
+			return dest;
+		}
+	},
+
 	DUPLICATE {
 
 		@Override
@@ -91,26 +122,6 @@ public enum StandardRenameAction implements RenameAction {
 		}
 	},
 
-	REFLINK {
-
-		@Override
-		public File rename(File from, File to) throws Exception {
-			File dest = FileUtilities.resolveDestination(from, to);
-
-			// reflink requires Linux and a filesystem that supports copy-on-write (e.g. btrfs)
-			ProcessBuilder process = new ProcessBuilder("cp", "--reflink", "--force", from.isDirectory() ? "--recursive" : "--no-target-directory", from.getPath(), dest.getPath());
-			process.directory(from.getParentFile());
-			process.inheritIO();
-
-			int exitCode = process.start().waitFor();
-			if (exitCode != 0) {
-				throw new IOException(String.format("reflink: %s failed with exit code %d", process.command(), exitCode));
-			}
-
-			return dest;
-		}
-	},
-
 	TEST {
 
 		@Override
@@ -136,10 +147,10 @@ public enum StandardRenameAction implements RenameAction {
 			return "Symlink";
 		case HARDLINK:
 			return "Hardlink";
+		case CLONE:
+			return "Clone";
 		case DUPLICATE:
 			return "Hardlink or Copy";
-		case REFLINK:
-			return "Lightweight Copy";
 		default:
 			return "Test";
 		}
@@ -157,10 +168,10 @@ public enum StandardRenameAction implements RenameAction {
 			return "Symlinking";
 		case HARDLINK:
 			return "Hardlinking";
+		case CLONE:
+			return "Cloning";
 		case DUPLICATE:
 			return "Duplicating";
-		case REFLINK:
-			return "Reflinking";
 		default:
 			return "Testing";
 		}

source/net/filebot/cli/ArgumentBean.java

@@ -60,7 +60,7 @@ public class ArgumentBean {
 	@Option(name = "--order", usage = "Episode order", metaVar = "[Airdate, Absolute, DVD]")
 	public String order = "Airdate";
 
-	@Option(name = "--action", usage = "Rename action", metaVar = "[move, copy, keeplink, symlink, hardlink, reflink, test]")
+	@Option(name = "--action", usage = "Rename action", metaVar = "[move, copy, keeplink, symlink, hardlink, clone, test]")
 	public String action = "move";
 
 	@Option(name = "--conflict", usage = "Conflict resolution", metaVar = "[skip, override, auto, index, fail]")

source/net/filebot/ui/rename/Preset.java

@@ -2,6 +2,7 @@ package net.filebot.ui.rename;
 
 import static java.util.Collections.*;
 import static net.filebot.Logging.*;
+import static net.filebot.Settings.*;
 import static net.filebot.WebServices.*;
 import static net.filebot.util.FileUtilities.*;
 
@@ -147,7 +148,14 @@ public class Preset {
 	}
 
 	public static StandardRenameAction[] getSupportedActions() {
+		if (isWindowsApp()) {
+			// CoW clones not supported on Windows
 			return new StandardRenameAction[] { StandardRenameAction.MOVE, StandardRenameAction.COPY, StandardRenameAction.KEEPLINK, StandardRenameAction.SYMLINK, StandardRenameAction.HARDLINK };
+		} else {
+			// CoW clones / reflinks supported on macOS and Linux
+			return new StandardRenameAction[] { StandardRenameAction.MOVE, StandardRenameAction.COPY, StandardRenameAction.KEEPLINK, StandardRenameAction.SYMLINK, StandardRenameAction.HARDLINK, StandardRenameAction.CLONE };
+		}
+
 	}
 
 	public static Language[] getSupportedLanguages() {

source/net/filebot/ui/rename/RenamePanel.java

@@ -22,7 +22,6 @@ import java.awt.datatransfer.Transferable;
 import java.awt.event.ActionEvent;
 import java.io.File;
 import java.util.ArrayList;
-import java.util.EnumSet;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Locale;
@@ -547,7 +546,7 @@ public class RenamePanel extends JComponent {
 		actionPopup.addSeparator();
 
 		actionPopup.addDescription(new JLabel("Action:"));
-		for (StandardRenameAction action : EnumSet.of(StandardRenameAction.MOVE, StandardRenameAction.COPY, StandardRenameAction.KEEPLINK, StandardRenameAction.SYMLINK, StandardRenameAction.HARDLINK)) {
+		for (StandardRenameAction action : Preset.getSupportedActions()) {
 			actionPopup.add(new SetRenameAction(action));
 		}