Java tutorial
/************************************************************************* * Copyright 2009-2012 Eucalyptus Systems, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 3 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see http://www.gnu.org/licenses/. * * Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta * CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need * additional information or have any questions. * * This file may incorporate work covered under the following copyright * and permission notice: * * Software License Agreement (BSD License) * * Copyright (c) 2008, Regents of the University of California * All rights reserved. * * Redistribution and use of this software in source and binary forms, * with or without modification, are permitted provided that the * following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. USERS OF THIS SOFTWARE ACKNOWLEDGE * THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL, * COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE, * AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING * IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA, * SANTA BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY, * WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION, * REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO * IDENTIFIED, OR WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT * NEEDED TO COMPLY WITH ANY SUCH LICENSES OR RIGHTS. ************************************************************************/ package com.eucalyptus.entities; import java.io.Serializable; import java.util.Iterator; import org.hibernate.CallbackException; import org.hibernate.EntityMode; import org.hibernate.Interceptor; import org.hibernate.Transaction; import org.hibernate.type.Type; public class DelegatingInterceptor implements Interceptor { private final Interceptor interceptor; public DelegatingInterceptor() { this.interceptor = Interceptors.get(); } public DelegatingInterceptor(Interceptor interceptor) { super(); this.interceptor = interceptor; } public boolean onLoad(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) throws CallbackException { return this.interceptor.onLoad(entity, id, state, propertyNames, types); } public boolean onFlushDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState, String[] propertyNames, Type[] types) throws CallbackException { return this.interceptor.onFlushDirty(entity, id, currentState, previousState, propertyNames, types); } public boolean onSave(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) throws CallbackException { return this.interceptor.onSave(entity, id, state, propertyNames, types); } public void onDelete(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) throws CallbackException { this.interceptor.onDelete(entity, id, state, propertyNames, types); } public void onCollectionRecreate(Object collection, Serializable key) throws CallbackException { this.interceptor.onCollectionRecreate(collection, key); } public void onCollectionRemove(Object collection, Serializable key) throws CallbackException { this.interceptor.onCollectionRemove(collection, key); } public void onCollectionUpdate(Object collection, Serializable key) throws CallbackException { this.interceptor.onCollectionUpdate(collection, key); } public void preFlush(Iterator entities) throws CallbackException { this.interceptor.preFlush(entities); } public void postFlush(Iterator entities) throws CallbackException { this.interceptor.postFlush(entities); } public Boolean isTransient(Object entity) { return this.interceptor.isTransient(entity); } public int[] findDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState, String[] propertyNames, Type[] types) { return this.interceptor.findDirty(entity, id, currentState, previousState, propertyNames, types); } public Object instantiate(String entityName, EntityMode entityMode, Serializable id) throws CallbackException { return this.interceptor.instantiate(entityName, entityMode, id); } public String getEntityName(Object object) throws CallbackException { return this.interceptor.getEntityName(object); } public Object getEntity(String entityName, Serializable id) throws CallbackException { return this.interceptor.getEntity(entityName, id); } public void afterTransactionBegin(Transaction tx) { this.interceptor.afterTransactionBegin(tx); } public void beforeTransactionCompletion(Transaction tx) { this.interceptor.beforeTransactionCompletion(tx); } public void afterTransactionCompletion(Transaction tx) { this.interceptor.afterTransactionCompletion(tx); } public String onPrepareStatement(String sql) { return this.interceptor.onPrepareStatement(sql); } }