/******************************************************************************* * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved. * This program and the accompanying materials are made available under the * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 * which accompanies this distribution. * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html * and the Eclipse Distribution License is available at * http://www.eclipse.org/org/documents/edl-v10.php. * * Contributors: * Oracle - initial API and implementation from Oracle TopLink ******************************************************************************/ package org.eclipse.persistence.descriptors; import java.util.Vector; /** * <p><b>Purpose</b>: Provides an empty implementation of DescriptorEventListener. * Users who do not require the full DescritorEventListener API can subclass this class * and implement only the methods required. * * @see DescriptorEventManager * @see DescriptorEvent */ public class DescriptorEventAdapter implements DescriptorEventListener { public void aboutToInsert(DescriptorEvent event) {} public void aboutToUpdate(DescriptorEvent event) {} public void aboutToDelete(DescriptorEvent event) {} public boolean isOverriddenEvent(DescriptorEvent event, Vector<DescriptorEventManager> eventManagers) { return false; } public void postBuild(DescriptorEvent event) {} public void postClone(DescriptorEvent event) {} public void postDelete(DescriptorEvent event) {} public void postInsert(DescriptorEvent event) {} public void postMerge(DescriptorEvent event) {} public void postRefresh(DescriptorEvent event) {} public void postUpdate(DescriptorEvent event) {} public void postWrite(DescriptorEvent event) {} public void prePersist(DescriptorEvent event) {} public void preDelete(DescriptorEvent event) {} public void preRemove(DescriptorEvent event) {} public void preInsert(DescriptorEvent event) {} public void preUpdate(DescriptorEvent event) {} public void preUpdateWithChanges(DescriptorEvent event) {} public void preWrite(DescriptorEvent event) {} }