* better handling of move/rename operations (display validation dialog, create folders if necessary, working revert)

source/net/sourceforge/filebot/ui/panel/rename/History.java

@@ -11,7 +11,6 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.Date;
 import java.util.List;
-import java.util.Map.Entry;
 
 import javax.xml.bind.JAXBContext;
 import javax.xml.bind.JAXBException;
@@ -93,8 +92,15 @@ class History {
 		private String to;
 		
 
-		private Element() {
-			// hide constructor
+		public Element() {
+			// used by JAXB
+		}
+		
+
+		public Element(String from, String to, File dir) {
+			this.from = from;
+			this.to = to;
+			this.dir = dir;
 		}
 		
 
@@ -136,29 +142,10 @@ class History {
 	}
 	
 
-	public void add(Iterable<Entry<File, File>> elements) {
+	public void add(Collection<Element> elements) {
 		Sequence sequence = new Sequence();
-		
 		sequence.date = new Date();
-		sequence.elements = new ArrayList<Element>();
-		
-		for (Entry<File, File> entry : elements) {
-			File from = entry.getKey();
-			File to = entry.getValue();
-			
-			// sanity check, parent folder must be the same for both files
-			if (!from.getParentFile().equals(to.getParentFile())) {
-				throw new IllegalArgumentException(String.format("Illegal entry: ", entry));
-			}
-			
-			Element element = new Element();
-			
-			element.dir = from.getParentFile();
-			element.from = from.getName();
-			element.to = to.getName();
-			
-			sequence.elements.add(element);
-		}
+		sequence.elements = new ArrayList<Element>(elements);
 		
 		add(sequence);
 	}

source/net/sourceforge/filebot/ui/panel/rename/HistorySpooler.java

@@ -6,10 +6,14 @@ import static net.sourceforge.filebot.ui.panel.rename.History.*;
 
 import java.io.File;
 import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Map.Entry;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import net.sourceforge.filebot.ui.panel.rename.History.Element;
+
 
 final class HistorySpooler {
 	
@@ -45,9 +49,15 @@ final class HistorySpooler {
 	}
 	
 
-	public synchronized void append(Iterable<Entry<File, File>> elements) {
+	public synchronized void append(Iterable<Entry<File, String>> elements) {
+		List<Element> sequence = new ArrayList<Element>();
+		
+		for (Entry<File, String> element : elements) {
+			sequence.add(new Element(element.getKey().getName(), element.getValue(), element.getKey().getParentFile()));
+		}
+		
 		// append to session history
-		sessionHistory.add(elements);
+		sessionHistory.add(sequence);
 	}
 	
 

source/net/sourceforge/filebot/ui/panel/rename/RenameAction.java

@@ -26,7 +26,7 @@ class RenameAction extends AbstractAction {
 	
 	private final RenameModel model;
 	
-	
+
 	public RenameAction(RenameModel model) {
 		this.model = model;
 		
@@ -37,13 +37,12 @@ class RenameAction extends AbstractAction {
 	
 
 	public void actionPerformed(ActionEvent evt) {
-		List<Entry<File, File>> renameLog = new ArrayList<Entry<File, File>>();
+		List<Entry<File, String>> renameLog = new ArrayList<Entry<File, String>>();
 		
 		try {
-			for (Entry<File, File> mapping : validate(model.getRenameMap(), getWindow(evt.getSource()))) {
-				// rename file
-				if (!mapping.getKey().renameTo(mapping.getValue()))
-					throw new IOException(String.format("Failed to rename file: \"%s\".", mapping.getKey().getName()));
+			for (Entry<File, String> mapping : validate(model.getRenameMap(), getWindow(evt.getSource()))) {
+				// rename file, throw exception on failure
+				rename(mapping.getKey(), mapping.getValue());
 				
 				// remember successfully renamed matches for history entry and possible revert 
 				renameLog.add(mapping);
@@ -58,21 +57,27 @@ class RenameAction extends AbstractAction {
 			Logger.getLogger("ui").warning(e.getMessage());
 			
 			// revert rename operations in reverse order
-			for (ListIterator<Entry<File, File>> iterator = renameLog.listIterator(renameLog.size()); iterator.hasPrevious();) {
-				Entry<File, File> mapping = iterator.previous();
+			for (ListIterator<Entry<File, String>> iterator = renameLog.listIterator(renameLog.size()); iterator.hasPrevious();) {
+				Entry<File, String> mapping = iterator.previous();
 				
-				if (mapping.getValue().renameTo(mapping.getKey())) {
+				try {
+					File source = mapping.getKey();
+					File destination = new File(source.getParentFile(), mapping.getValue());
+					
+					// revert rename
+					rename(destination, source.getName());
+					
 					// remove reverted rename operation from log
 					iterator.remove();
-				} else {
+				} catch (IOException ioe) {
 					// failed to revert rename operation
-					Logger.getLogger("ui").severe(String.format("Failed to revert file: \"%s\".", mapping.getValue().getName()));
+					Logger.getLogger("ui").severe(String.format("Failed to revert file: \"%s\".", mapping.getValue()));
 				}
 			}
 		}
 		
 		// remove renamed matches
-		for (Entry<File, File> entry : renameLog) {
+		for (Entry<File, ?> entry : renameLog) {
 			// find index of source file
 			int index = model.files().indexOf(entry.getKey());
 			
@@ -87,26 +92,40 @@ class RenameAction extends AbstractAction {
 	}
 	
 
-	private Iterable<Entry<File, File>> validate(Map<File, File> renameMap, Window parent) {
-		final List<Entry<File, File>> source = new ArrayList<Entry<File, File>>(renameMap.entrySet());
+	private File rename(File file, String name) throws IOException {
+		// same folder, different name
+		File destination = new File(file.getParentFile(), name);
+		File destinationFolder = destination.getParentFile();
+		
+		// create parent folder if necessary
+		if (!destinationFolder.isDirectory()) {
+			if (!destinationFolder.mkdirs()) {
+				throw new IOException("Failed to create folder: " + destinationFolder);
+			}
+		}
+		
+		if (!file.renameTo(destination)) {
+			throw new IOException("Failed to rename file: " + file.getName());
+		}
+		
+		return destination;
+	}
+	
+
+	private Iterable<Entry<File, String>> validate(Map<File, String> renameMap, Window parent) {
+		final List<Entry<File, String>> source = new ArrayList<Entry<File, String>>(renameMap.entrySet());
 		
 		List<String> destinationFileNameView = new AbstractList<String>() {
 			
 			@Override
 			public String get(int index) {
-				return source.get(index).getValue().getName();
+				return source.get(index).getValue();
 			}
 			
 
 			@Override
 			public String set(int index, String name) {
-				Entry<File, File> entry = source.get(index);
-				File old = entry.getValue();
-				
-				// update name
-				entry.setValue(new File(old.getParent(), name));
-				
-				return old.getName();
+				return source.get(index).setValue(name);
 			}
 			
 

source/net/sourceforge/filebot/ui/panel/rename/RenameModel.java

@@ -78,8 +78,8 @@ public class RenameModel extends MatchModel<Object, File> {
 	}
 	
 
-	public Map<File, File> getRenameMap() {
-		Map<File, File> map = new LinkedHashMap<File, File>();
+	public Map<File, String> getRenameMap() {
+		Map<File, String> map = new LinkedHashMap<File, String>();
 		
 		for (int i = 0; i < names.size(); i++) {
 			if (hasComplement(i)) {
@@ -108,11 +108,8 @@ public class RenameModel extends MatchModel<Object, File> {
 					}
 				}
 				
-				// same parent, different name
-				File newFile = new File(originalFile.getParentFile(), nameBuilder.toString());
-				
 				// insert mapping
-				if (map.put(originalFile, newFile) != null) {
+				if (map.put(originalFile, nameBuilder.toString()) != null) {
 					throw new IllegalStateException(String.format("Duplicate file entry: \"%s\"", originalFile.getName()));
 				}
 			}

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

@@ -91,7 +91,7 @@ public class RenamePanel extends JComponent {
 		filesList.getListComponent().setCellRenderer(cellrenderer);
 		
 		EventSelectionModel<Match<Object, File>> selectionModel = new EventSelectionModel<Match<Object, File>>(renameModel.matches());
-		selectionModel.setSelectionMode(ListSelection.MULTIPLE_INTERVAL_SELECTION_DEFENSIVE);
+		selectionModel.setSelectionMode(ListSelection.SINGLE_SELECTION);
 		
 		// use the same selection model for both lists to synchronize selection
 		namesList.getListComponent().setSelectionModel(selectionModel);