+ Auto-delete left behind empty folders when moving files into a new structure

This commit is contained in:
Reinhard Pointner 2016-04-14 09:32:03 +00:00
parent 3fd7d34647
commit cfe7fc69a3
1 changed files with 77 additions and 66 deletions

View File

@ -11,7 +11,7 @@ import static net.filebot.util.ExceptionUtilities.*;
import static net.filebot.util.FileUtilities.*;
import static net.filebot.util.ui.SwingUI.*;
import java.awt.Cursor;
import java.awt.Dialog.ModalityType;
import java.awt.Dimension;
import java.awt.Window;
import java.awt.event.ActionEvent;
@ -25,11 +25,11 @@ import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.TreeSet;
import java.util.concurrent.CancellationException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Semaphore;
@ -75,104 +75,115 @@ class RenameAction extends AbstractAction {
@Override
public void actionPerformed(ActionEvent evt) {
Window window = getWindow(evt.getSource());
try {
if (model.files().isEmpty() || model.values().isEmpty()) {
log.info("Nothing to rename. Please add some files and fetch naming data first.");
return;
}
Map<File, File> renameMap = checkRenamePlan(validate(model.getRenameMap(), window), window);
if (renameMap.isEmpty()) {
return;
}
// start processing
List<Match<Object, File>> matches = new ArrayList<Match<Object, File>>(model.matches());
StandardRenameAction action = (StandardRenameAction) getValue(RENAME_ACTION);
window.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
if (useNativeShell() && isNativeActionSupported(action)) {
RenameJob renameJob = new NativeRenameJob(renameMap, NativeRenameAction.valueOf(action.name()));
renameJob.execute();
try {
renameJob.get(); // wait for native operation to finish or be cancelled
} catch (CancellationException e) {
// ignore
Window window = getWindow(evt.getSource());
withWaitCursor(window, () -> {
if (model.files().isEmpty() || model.values().isEmpty()) {
log.info("Nothing to rename. Please add some files and fetch naming data first.");
return;
}
} else {
RenameJob renameJob = new RenameJob(renameMap, action);
renameJob.execute();
try {
// wait a for little while (renaming might finish in less than a second)
renameJob.get(2, TimeUnit.SECONDS);
} catch (TimeoutException ex) {
// move/renaming will probably take a while
ProgressDialog dialog = createProgressDialog(window, renameJob);
dialog.setLocation(getOffsetLocation(dialog.getOwner()));
dialog.setIndeterminate(true);
// display progress dialog and stop blocking EDT
window.setCursor(Cursor.getDefaultCursor());
dialog.setVisible(true);
Map<File, File> renameMap = checkRenamePlan(validate(model.getRenameMap(), window), window);
if (renameMap.isEmpty()) {
return;
}
}
// store xattr
storeMetaInfo(renameMap, matches);
// start processing
List<Match<Object, File>> matches = new ArrayList<Match<Object, File>>(model.matches());
StandardRenameAction action = (StandardRenameAction) getValue(RENAME_ACTION);
// delete empty folders
if (action == StandardRenameAction.MOVE) {
deleteEmptyFolders(renameMap);
}
if (useNativeShell() && isNativeActionSupported(action)) {
RenameJob renameJob = new NativeRenameJob(renameMap, NativeRenameAction.valueOf(action.name()));
renameJob.execute();
// wait for native operation to finish or be cancelled
try {
renameJob.get();
} catch (CancellationException e) {
debug.finest(e::toString);
}
} else {
RenameJob renameJob = new RenameJob(renameMap, action);
renameJob.execute();
// wait a little while (renaming might finish in less than a second)
try {
renameJob.get(2, TimeUnit.SECONDS);
} catch (TimeoutException e) {
// display progress dialog because move/rename might take a while
ProgressDialog dialog = createProgressDialog(window, renameJob);
dialog.setModalityType(ModalityType.APPLICATION_MODAL);
dialog.setLocation(getOffsetLocation(dialog.getOwner()));
dialog.setIndeterminate(true);
dialog.setVisible(true);
}
}
// store xattr
storeMetaInfo(renameMap, matches);
// delete empty folders
if (action == StandardRenameAction.MOVE) {
deleteEmptyFolders(renameMap);
}
});
} catch (ExecutionException e) {
// ignore, handled in rename worker
} catch (Throwable e) {
log.log(Level.WARNING, e.getMessage(), e);
}
window.setCursor(Cursor.getDefaultCursor());
}
private void storeMetaInfo(Map<File, File> renameMap, List<Match<Object, File>> matches) {
// write metadata into xattr if xattr is enabled
for (Match<Object, File> match : matches) {
File file = match.getCandidate();
Object meta = match.getValue();
if (renameMap.containsKey(file) && meta != null) {
File destination = resolve(file, renameMap.get(file));
Object info = match.getValue();
File destination = renameMap.get(file);
if (info != null && destination != null) {
destination = resolve(file, destination);
if (destination.isFile()) {
xattr.setMetaInfo(destination, meta, file.getName());
String original = file.getName();
debug.finest(format("Store xattr: [%s, %s] => %s", info, original, destination));
xattr.setMetaInfo(destination, info, original);
}
}
}
}
private void deleteEmptyFolders(Map<File, File> renameMap) {
// collect newly empty folders
Set<File> deleteSet = new LinkedHashSet<File>();
// collect empty folders and files in reverse order
Set<File> empty = new TreeSet<File>(reverseOrder());
renameMap.forEach((s, d) -> {
File sourceFolder = s.getParentFile();
File destinationFolder = resolve(s, d).getParentFile();
if (!destinationFolder.getPath().startsWith(sourceFolder.getPath())) {
int relativePathSize = listPath(d).size() - 1;
for (int i = 0; i < relativePathSize && sourceFolder != null && !isVolumeRoot(sourceFolder); sourceFolder = sourceFolder.getParentFile(), i++) {
File[] children = sourceFolder.listFiles();
if (children == null || !stream(children).allMatch(f -> f.isHidden() || deleteSet.contains(f))) {
return;
}
// destination folder is the source, or is inside the source folder
if (destinationFolder.getPath().startsWith(sourceFolder.getPath())) {
return;
}
stream(children).forEach(deleteSet::add);
deleteSet.add(sourceFolder);
// guess affected folder depth
int relativePathSize = 0;
try {
relativePathSize = listStructurePathTail(s).size();
} catch (Exception e) {
debug.warning(e::toString);
}
for (int i = 0; i < relativePathSize && !isVolumeRoot(sourceFolder); sourceFolder = sourceFolder.getParentFile(), i++) {
File[] children = sourceFolder.listFiles();
if (children == null || !stream(children).allMatch(f -> empty.contains(f) || f.isHidden())) {
return;
}
stream(children).forEach(empty::add);
empty.add(sourceFolder);
}
});
for (File f : deleteSet) {
for (File f : empty) {
try {
debug.finest(format("Delete empty folder: %s", f));
Files.delete(f.toPath());