/*******************************************************************************
* Copyright (C) 2010, 2013 Mathias Kinzler <mathias.kinzler@sap.com> and others.
*
* 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
*******************************************************************************/
package org.eclipse.egit.ui.internal.history.command;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.egit.core.op.TagOperation;
import org.eclipse.egit.ui.internal.dialogs.CreateTagDialog;
import org.eclipse.egit.ui.internal.history.GitHistoryPage;
import org.eclipse.egit.ui.internal.push.PushTagsWizard;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.lib.TagBuilder;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* Create a tag based on a commit.
*/
public class CreateTagOnCommitHandler extends AbstractHistoryCommandHandler {
public Object execute(ExecutionEvent event) throws ExecutionException {
ObjectId commitId = getSelectedCommitId(event);
final Repository repo = getRepository(event);
CreateTagDialog dialog = new CreateTagDialog(
HandlerUtil.getActiveShellChecked(event), commitId, repo);
if (dialog.open() != Window.OK)
return null;
final TagBuilder tag = new TagBuilder();
PersonIdent personIdent = new PersonIdent(repo);
String tagName = dialog.getTagName();
tag.setTag(tagName);
tag.setTagger(personIdent);
tag.setMessage(dialog.getTagMessage());
tag.setObjectId(commitId, Constants.OBJ_COMMIT);
try {
new TagOperation(repo, tag, dialog.shouldOverWriteTag())
.execute(new NullProgressMonitor());
} catch (CoreException e) {
throw new ExecutionException(e.getMessage(), e);
}
if (dialog.shouldStartPushWizard())
PushTagsWizard.openWizardDialog(repo, tagName);
return null;
}
@Override
public boolean isEnabled() {
GitHistoryPage page = getPage();
if (page == null)
return false;
IStructuredSelection sel = getSelection(page);
return sel.size() == 1 && sel.getFirstElement() instanceof RevCommit;
}
}