/*
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* JBoss, Home of Professional Open Source
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* Copyright 2005, JBoss Inc., and individual contributors as indicated
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* by the @authors tag. See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this software; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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*/
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package org.jbpm.pvm.internal.tx;
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import org.hibernate.Session;
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import org.jbpm.internal.log.Log;
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/**
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* @author Tom Baeyens
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*/
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public class HibernateSessionResource implements StandardResource {
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private static final Log log = Log.getLog(HibernateSessionResource.class.getName());
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protected Session session;
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protected org.hibernate.Transaction transaction;
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public HibernateSessionResource(Session session) {
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this.session = session;
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if (log.isDebugEnabled()) {
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log.debug("----- beginning hibernate tx "+System.identityHashCode(session)+" --------------------------------------------------------");
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}
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try {
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this.transaction = session.beginTransaction();
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} catch (RuntimeException e) {
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log.error("hibernate transaction begin failed. closing hibernate session", e);
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session.close();
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throw e;
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}
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if (log.isTraceEnabled()) log.trace("begun hibernate tx "+System.identityHashCode(transaction)+" on hibernate session "+System.identityHashCode(session));
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}
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public void prepare() {
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if (log.isTraceEnabled()) log.trace("flushing hibernate session "+System.identityHashCode(session));
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session.flush();
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}
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public void commit() {
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if (log.isDebugEnabled()) {
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log.debug("----- committing hibernate tx "+System.identityHashCode(transaction)+" -------------------------------------------------------");
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}
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try {
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transaction.commit();
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} finally {
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closeSession();
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}
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}
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private void closeSession() {
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if (log.isTraceEnabled()) log.trace("closing hibernate session "+System.identityHashCode(session));
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session.close();
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}
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public void rollback() {
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if (log.isDebugEnabled()) {
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log.debug("----- rolling back hibernate tx "+System.identityHashCode(transaction)+" -----------------------------------------------------");
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}
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try {
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transaction.rollback();
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} finally {
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closeSession();
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}
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}
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}
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