| /* |
| * Copyright (c) 2015 Eike Stepper (Berlin, Germany) 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: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.emf.cdo.internal.ui.actions; |
| |
| import org.eclipse.emf.cdo.CDOObject; |
| import org.eclipse.emf.cdo.common.commit.CDOCommitInfo; |
| import org.eclipse.emf.cdo.internal.ui.messages.Messages; |
| import org.eclipse.emf.cdo.transaction.CDOTransaction; |
| import org.eclipse.emf.cdo.util.CDOUtil; |
| import org.eclipse.emf.cdo.view.CDOView; |
| |
| import org.eclipse.net4j.util.ui.actions.LongRunningAction; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.ui.IWorkbenchPage; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public abstract class TransactionalBackgroundAction extends LongRunningAction |
| { |
| private final CDOObject object; |
| |
| public TransactionalBackgroundAction(IWorkbenchPage page, String text, String toolTipText, ImageDescriptor image, |
| CDOObject object) |
| { |
| super(page, text, toolTipText, image); |
| this.object = object; |
| } |
| |
| public final CDOObject getObject() |
| { |
| return object; |
| } |
| |
| protected CDOTransaction openTransaction(CDOObject object) |
| { |
| CDOView view = object.cdoView(); |
| CDOTransaction transaction = view.getSession().openTransaction(view.getBranch()); |
| CDOUtil.configureView(transaction); |
| return transaction; |
| } |
| |
| @Override |
| protected final void doRun(IProgressMonitor progressMonitor) throws Exception |
| { |
| progressMonitor.beginTask(Messages.getString("TransactionalBackgroundAction_1"), 100); //$NON-NLS-1$ |
| |
| CDOTransaction transaction = openTransaction(object); |
| CDOObject transactionalObject = null; |
| CDOCommitInfo commitInfo = null; |
| |
| try |
| { |
| transactionalObject = transaction.getObject(object); |
| progressMonitor.worked(5); |
| |
| doRun(transaction, transactionalObject, new SubProgressMonitor(progressMonitor, 5)); |
| commitInfo = transaction.commit(new SubProgressMonitor(progressMonitor, 90)); |
| } |
| finally |
| { |
| progressMonitor.done(); |
| transaction.close(); |
| transactionalObject = null; |
| } |
| |
| if (commitInfo != null) |
| { |
| CDOView view = object.cdoView(); |
| view.waitForUpdate(commitInfo.getTimeStamp(), 5000); |
| postRun(view, object); |
| } |
| } |
| |
| protected abstract void doRun(CDOTransaction transaction, CDOObject object, IProgressMonitor progressMonitor) |
| throws Exception; |
| |
| protected void postRun(CDOView view, CDOObject object) |
| { |
| } |
| } |