| /* |
| * 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.internal.cdo.transaction; |
| |
| import org.eclipse.emf.cdo.transaction.CDOTransaction; |
| |
| import org.eclipse.emf.internal.cdo.transaction.CDOHandlingConflictResolver.ConflictHandler; |
| |
| import org.eclipse.net4j.util.factory.ProductCreationException; |
| |
| import org.eclipse.emf.spi.cdo.CDOMergingConflictResolver; |
| |
| /** |
| * @author Eike Stepper |
| * @since 4.4 |
| */ |
| public class RollbackConflictHandler implements ConflictHandler |
| { |
| public RollbackConflictHandler() |
| { |
| } |
| |
| public String getLabel() |
| { |
| return "Rollback"; |
| } |
| |
| public int getPriority() |
| { |
| return DEFAULT_PRIORITY; |
| } |
| |
| public boolean canHandleConflict(CDOMergingConflictResolver conflictResolver, long lastNonConflictTimeStamp) |
| { |
| return true; |
| } |
| |
| public boolean handleConflict(CDOMergingConflictResolver conflictResolver, long lastNonConflictTimeStamp) |
| { |
| CDOTransaction transaction = conflictResolver.getTransaction(); |
| transaction.rollback(); |
| return false; |
| } |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public static class Factory extends ConflictHandler.Factory |
| { |
| public static final String TYPE = "rollback"; |
| |
| public Factory() |
| { |
| super(TYPE); |
| } |
| |
| @Override |
| public ConflictHandler create(String description) throws ProductCreationException |
| { |
| return new RollbackConflictHandler(); |
| } |
| } |
| } |