/******************************************************************************
* Copyright (c) 2011 GitHub Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Kevin Sawicki (GitHub Inc.) - initial API and implementation
*****************************************************************************/
package org.eclipse.egit.ui.internal.repository.tree.command;
import java.text.MessageFormat;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.egit.core.op.DeleteTagOperation;
import org.eclipse.egit.ui.Activator;
import org.eclipse.egit.ui.JobFamilies;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.egit.ui.internal.repository.tree.TagNode;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.swt.widgets.Shell;
/**
* Command to delete a tag
*/
public class DeleteTagCommand extends RepositoriesViewCommandHandler<TagNode> {
public Object execute(ExecutionEvent event) throws ExecutionException {
final List<TagNode> tags = getSelectedNodes(event);
if (tags.isEmpty())
return null;
// Confirm deletion of selected tags
final AtomicBoolean confirmed = new AtomicBoolean();
final Shell shell = getActiveShell(event);
shell.getDisplay().syncExec(new Runnable() {
public void run() {
String message;
if (tags.size() > 1)
message = MessageFormat.format(
UIText.DeleteTagCommand_messageConfirmMultipleTag,
Integer.valueOf(tags.size()));
else
message = MessageFormat.format(
UIText.DeleteTagCommand_messageConfirmSingleTag,
Repository.shortenRefName(tags.get(0).getObject()
.getName()));
confirmed.set(MessageDialog.openConfirm(shell,
UIText.DeleteTagCommand_titleConfirm, message));
}
});
if (!confirmed.get())
return null;
Job job = new Job(UIText.DeleteTagCommand_taskName) {
@Override
protected IStatus run(IProgressMonitor monitor) {
monitor.beginTask(UIText.DeleteTagCommand_taskName, tags.size());
for (TagNode tag : tags) {
final Repository repo = tag.getRepository();
final String tagName = tag.getObject().getName();
final DeleteTagOperation op = new DeleteTagOperation(repo,
tagName);
monitor.subTask(tagName);
try {
op.execute(monitor);
} catch (CoreException e) {
Activator.logError(e.getLocalizedMessage(), e);
}
monitor.worked(1);
}
monitor.done();
return Status.OK_STATUS;
}
@Override
public boolean belongsTo(Object family) {
if (JobFamilies.TAG.equals(family))
return true;
return super.belongsTo(family);
}
};
job.setUser(true);
job.schedule();
return null;
}
}