Java tutorial
/* * JBoss, Home of Professional Open Source. * Copyright 2006, Red Hat Middleware LLC, and individual contributors * as indicated by the @author tags. See the copyright.txt file in the * distribution for a full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jboss.ejb3.entity; import java.io.Externalizable; import java.io.IOException; import java.io.ObjectInput; import java.io.ObjectOutput; import java.io.Serializable; import java.sql.Connection; import javax.persistence.EntityManager; import org.hibernate.CacheMode; import org.hibernate.Criteria; import org.hibernate.EntityMode; import org.hibernate.Filter; import org.hibernate.FlushMode; import org.hibernate.HibernateException; import org.hibernate.LockMode; import org.hibernate.ReplicationMode; import org.hibernate.SQLQuery; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.Transaction; import org.hibernate.ejb.HibernateEntityManager; import org.hibernate.stat.SessionStatistics; import org.jboss.ejb3.PersistenceUnitRegistry; /** * @author <a href="mailto:bill@jboss.org">Bill Burke</a> * @version $Revision: 57207 $ */ public class TransactionScopedHibernateSession implements Session, Externalizable { private transient ManagedEntityManagerFactory factory; protected Session getHibernateSession() { if (getSession() instanceof HibernateEntityManager) { return ((HibernateEntityManager) getSession()).getSession(); } throw new RuntimeException("ILLEGAL ACTION: Not a Hibernate pe" + "rsistence provider"); } protected EntityManager getSession() { return factory.getTransactionScopedEntityManager(); } public TransactionScopedHibernateSession(ManagedEntityManagerFactory factory) { if (factory == null) throw new NullPointerException("factory must not be null"); this.factory = factory; } public TransactionScopedHibernateSession() { } public void writeExternal(ObjectOutput out) throws IOException { out.writeUTF(factory.getKernelName()); } public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { String kernelName = in.readUTF(); PersistenceUnitDeployment deployment = PersistenceUnitRegistry.getPersistenceUnit(kernelName); if (deployment == null) throw new IOException("Unable to find persistence unit in registry: " + kernelName); factory = deployment.getManagedFactory(); } public EntityMode getEntityMode() { return getHibernateSession().getEntityMode(); } public Session getSession(EntityMode entityMode) { return getHibernateSession().getSession(entityMode); } public void flush() throws HibernateException { getHibernateSession().flush(); } public void setFlushMode(FlushMode flushMode) { getHibernateSession().setFlushMode(flushMode); } public FlushMode getFlushMode() { return getHibernateSession().getFlushMode(); } public void setCacheMode(CacheMode cacheMode) { getHibernateSession().setCacheMode(cacheMode); } public CacheMode getCacheMode() { return getHibernateSession().getCacheMode(); } public SessionFactory getSessionFactory() { return getHibernateSession().getSessionFactory(); } public Connection connection() throws HibernateException { return getHibernateSession().connection(); } public Connection disconnect() throws HibernateException { return getHibernateSession().disconnect(); } public void reconnect() throws HibernateException { getHibernateSession().reconnect(); } public void reconnect(Connection connection) throws HibernateException { getHibernateSession().reconnect(connection); } public Connection close() throws HibernateException { throw new IllegalStateException("Illegal to call this method from injected, managed EntityManager"); } public void cancelQuery() throws HibernateException { getHibernateSession().cancelQuery(); } public boolean isOpen() { return getHibernateSession().isOpen(); } public boolean isConnected() { return getHibernateSession().isConnected(); } public boolean isDirty() throws HibernateException { return getHibernateSession().isDirty(); } public Serializable getIdentifier(Object object) throws HibernateException { return getHibernateSession().getIdentifier(object); } public boolean contains(Object object) { return getHibernateSession().contains(object); } public void evict(Object object) throws HibernateException { getHibernateSession().evict(object); } public Object load(Class theClass, Serializable id, LockMode lockMode) throws HibernateException { return getHibernateSession().load(theClass, id, lockMode); } public Object load(String entityName, Serializable id, LockMode lockMode) throws HibernateException { return getHibernateSession().load(entityName, id, lockMode); } public Object load(Class theClass, Serializable id) throws HibernateException { return getHibernateSession().load(theClass, id); } public Object load(String entityName, Serializable id) throws HibernateException { return getHibernateSession().load(entityName, id); } public void load(Object object, Serializable id) throws HibernateException { getHibernateSession().load(object, id); } public void replicate(Object object, ReplicationMode replicationMode) throws HibernateException { getHibernateSession().replicate(object, replicationMode); } public void replicate(String entityName, Object object, ReplicationMode replicationMode) throws HibernateException { getHibernateSession().replicate(entityName, object, replicationMode); } public Serializable save(Object object) throws HibernateException { return getHibernateSession().save(object); } public Serializable save(String entityName, Object object) throws HibernateException { return getHibernateSession().save(entityName, object); } public void saveOrUpdate(Object object) throws HibernateException { getHibernateSession().saveOrUpdate(object); } public void saveOrUpdate(String entityName, Object object) throws HibernateException { getHibernateSession().saveOrUpdate(entityName, object); } public void update(Object object) throws HibernateException { getHibernateSession().update(object); } public void update(String entityName, Object object) throws HibernateException { getHibernateSession().update(entityName, object); } public Object merge(Object object) throws HibernateException { return getHibernateSession().merge(object); } public Object merge(String entityName, Object object) throws HibernateException { return getHibernateSession().merge(entityName, object); } public void persist(Object object) throws HibernateException { getHibernateSession().persist(object); } public void persist(String entityName, Object object) throws HibernateException { getHibernateSession().persist(entityName, object); } public void delete(Object object) throws HibernateException { getHibernateSession().delete(object); } public void delete(String entityName, Object object) throws HibernateException { getHibernateSession().delete(entityName, object); } public void lock(Object object, LockMode lockMode) throws HibernateException { getHibernateSession().lock(object, lockMode); } public void lock(String entityName, Object object, LockMode lockMode) throws HibernateException { getHibernateSession().lock(entityName, object, lockMode); } public void refresh(Object object) throws HibernateException { getHibernateSession().refresh(object); } public void refresh(Object object, LockMode lockMode) throws HibernateException { getHibernateSession().refresh(object, lockMode); } public LockMode getCurrentLockMode(Object object) throws HibernateException { return getHibernateSession().getCurrentLockMode(object); } public Transaction beginTransaction() throws HibernateException { return getHibernateSession().beginTransaction(); } public Criteria createCriteria(Class persistentClass) { return getHibernateSession().createCriteria(persistentClass); } public Criteria createCriteria(Class persistentClass, String alias) { return getHibernateSession().createCriteria(persistentClass, alias); } public Criteria createCriteria(String entityName) { return getHibernateSession().createCriteria(entityName); } public Criteria createCriteria(String entityName, String alias) { return getHibernateSession().createCriteria(entityName, alias); } public org.hibernate.Query createQuery(String queryString) throws HibernateException { return getHibernateSession().createQuery(queryString); } public SQLQuery createSQLQuery(String queryString) throws HibernateException { return getHibernateSession().createSQLQuery(queryString); } public org.hibernate.Query createFilter(Object collection, String queryString) throws HibernateException { return getHibernateSession().createFilter(collection, queryString); } public org.hibernate.Query getNamedQuery(String queryName) throws HibernateException { return getHibernateSession().getNamedQuery(queryName); } public void clear() { getHibernateSession().clear(); } public Object get(Class clazz, Serializable id) throws HibernateException { return getHibernateSession().get(clazz, id); } public Object get(Class clazz, Serializable id, LockMode lockMode) throws HibernateException { return getHibernateSession().get(clazz, id, lockMode); } public Object get(String entityName, Serializable id) throws HibernateException { return getHibernateSession().get(entityName, id); } public Object get(String entityName, Serializable id, LockMode lockMode) throws HibernateException { return getHibernateSession().get(entityName, id, lockMode); } public String getEntityName(Object object) throws HibernateException { return getHibernateSession().getEntityName(object); } public Filter enableFilter(String filterName) { return getHibernateSession().enableFilter(filterName); } public Filter getEnabledFilter(String filterName) { return getHibernateSession().getEnabledFilter(filterName); } public void disableFilter(String filterName) { getHibernateSession().disableFilter(filterName); } public SessionStatistics getStatistics() { return getHibernateSession().getStatistics(); } public void setReadOnly(Object entity, boolean readOnly) { getHibernateSession().setReadOnly(entity, readOnly); } public Transaction getTransaction() { return getHibernateSession().getTransaction(); } }