RevertCommitHandler.java

/*******************************************************************************
 * Copyright (c) 2012-2013 EclipseSource Muenchen GmbH 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
 *
 * Contributors:
 * Otto von Wesendonk
 * Edgar Mueller
 ******************************************************************************/
package org.eclipse.emf.emfstore.internal.client.ui.handlers;

import org.eclipse.emf.emfstore.internal.client.ui.controller.UIRevertCommitController;
import org.eclipse.emf.emfstore.internal.client.ui.views.historybrowserview.HistoryBrowserView;
import org.eclipse.emf.emfstore.internal.server.model.versioning.HistoryInfo;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;

/**
 * Handler for forcing the revert of a commit.
 *
 * @author ovonwesen
 * @author emueller
 *
 */
public class RevertCommitHandler extends AbstractEMFStoreHandler {

	/**
	 *
	 * {@inheritDoc}
	 *
	 * @see org.eclipse.emf.emfstore.internal.client.ui.handlers.AbstractEMFStoreHandler#handle()
	 */
	@Override
	public void handle() {

		// TODO: remove HistoryBrowserView, switch to API class
		final IWorkbenchWindow activeWorkbenchWindow = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
		final IWorkbenchPage activePage = activeWorkbenchWindow.getActivePage();

		if (activePage == null || !(activePage.getActivePart() instanceof HistoryBrowserView)) {
			return;
		}

		final HistoryBrowserView view = (HistoryBrowserView) activePage.getActivePart();

		new UIRevertCommitController(
			getShell(),
			requireSelection(HistoryInfo.class).toAPI().getPrimarySpec(),
			view.getProjectSpace().toAPI()).execute();
	}

}