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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate.action;
import java.io.Serializable;
import org.hibernate.AssertionFailure;
import org.hibernate.HibernateException;
import org.hibernate.cache.CacheKey;
import org.hibernate.cache.entry.CacheEntry;
import org.hibernate.engine.EntityEntry;
import org.hibernate.engine.SessionFactoryImplementor;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.engine.Versioning;
import org.hibernate.event.PostInsertEvent;
import org.hibernate.event.PostInsertEventListener;
import org.hibernate.event.PreInsertEvent;
import org.hibernate.event.PreInsertEventListener;
import org.hibernate.event.EventSource;
import org.hibernate.persister.entity.EntityPersister;
public final class EntityInsertAction extends EntityAction {
private Object[] state;
private Object version;
private Object cacheEntry;
public EntityInsertAction(
Serializable id,
Object[] state,
Object instance,
Object version,
EntityPersister persister,
SessionImplementor session) throws HibernateException {
super( session, id, instance, persister );
this.state = state;
this.version = version;
}
public Object[] getState() {
return state;
}
public void execute() throws HibernateException {
EntityPersister persister = getPersister();
SessionImplementor session = getSession();
Object instance = getInstance();
Serializable id = getId();
boolean veto = preInsert();
// Don't need to lock the cache here, since if someone
// else inserted the same pk first, the insert would fail
if ( !veto ) {
persister.insert( id, state, instance, session );
EntityEntry entry = session.getPersistenceContext().getEntry( instance );
if ( entry == null ) {
throw new AssertionFailure( "possible nonthreadsafe access to session" );
}
entry.postInsert();
if ( persister.hasInsertGeneratedProperties() ) {
persister.processInsertGeneratedProperties( id, instance, state, session );
if ( persister.isVersionPropertyGenerated() ) {
version = Versioning.getVersion(state, persister);
}
entry.postUpdate(instance, state, version);
}
}
final SessionFactoryImplementor factory = getSession().getFactory();
if ( isCachePutEnabled( persister, session ) ) {
CacheEntry ce = new CacheEntry(
state,
persister,
persister.hasUninitializedLazyProperties( instance, session.getEntityMode() ),
version,
session,
instance
);
cacheEntry = persister.getCacheEntryStructure().structure(ce);
final CacheKey ck = new CacheKey(
id,
persister.getIdentifierType(),
persister.getRootEntityName(),
session.getEntityMode(),
session.getFactory()
);
boolean put = persister.getCacheAccessStrategy().insert( ck, cacheEntry, version );
if ( put && factory.getStatistics().isStatisticsEnabled() ) {
factory.getStatisticsImplementor().secondLevelCachePut( getPersister().getCacheAccessStrategy().getRegion().getName() );
}
}
postInsert();
if ( factory.getStatistics().isStatisticsEnabled() && !veto ) {
factory.getStatisticsImplementor()
.insertEntity( getPersister().getEntityName() );
}
}
private void postInsert() {
PostInsertEventListener[] postListeners = getSession().getListeners()
.getPostInsertEventListeners();
if ( postListeners.length > 0 ) {
PostInsertEvent postEvent = new PostInsertEvent(
getInstance(),
getId(),
state,
getPersister(),
(EventSource) getSession()
);
for ( int i = 0; i < postListeners.length; i++ ) {
postListeners[i].onPostInsert(postEvent);
}
}
}
private void postCommitInsert() {
PostInsertEventListener[] postListeners = getSession().getListeners()
.getPostCommitInsertEventListeners();
if ( postListeners.length > 0 ) {
PostInsertEvent postEvent = new PostInsertEvent(
getInstance(),
getId(),
state,
getPersister(),
(EventSource) getSession()
);
for ( int i = 0; i < postListeners.length; i++ ) {
postListeners[i].onPostInsert(postEvent);
}
}
}
private boolean preInsert() {
PreInsertEventListener[] preListeners = getSession().getListeners()
.getPreInsertEventListeners();
boolean veto = false;
if (preListeners.length>0) {
PreInsertEvent preEvent = new PreInsertEvent( getInstance(), getId(), state, getPersister(), (EventSource)getSession() );
for ( int i = 0; i < preListeners.length; i++ ) {
veto = preListeners[i].onPreInsert(preEvent) || veto;
}
}
return veto;
}
/**
* {@inheritDoc}
*/
public void doAfterTransactionCompletion(boolean success, SessionImplementor session) throws HibernateException {
EntityPersister persister = getPersister();
if ( success && isCachePutEnabled( persister, getSession() ) ) {
final CacheKey ck = new CacheKey(
getId(),
persister.getIdentifierType(),
persister.getRootEntityName(),
getSession().getEntityMode(),
getSession().getFactory()
);
boolean put = persister.getCacheAccessStrategy().afterInsert( ck, cacheEntry, version );
if ( put && getSession().getFactory().getStatistics().isStatisticsEnabled() ) {
getSession().getFactory().getStatisticsImplementor()
.secondLevelCachePut( getPersister().getCacheAccessStrategy().getRegion().getName() );
}
}
postCommitInsert();
}
protected boolean hasPostCommitEventListeners() {
return getSession().getListeners().getPostCommitInsertEventListeners().length>0;
}
private boolean isCachePutEnabled(EntityPersister persister, SessionImplementor session) {
return persister.hasCache()
&& !persister.isCacheInvalidationRequired()
&& session.getCacheMode().isPutEnabled();
}
}
