cmttransactionfactory.java

来自「hibernate 开源框架的代码 jar包希望大家能喜欢」· Java 代码 · 共 79 行

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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.transaction;import java.util.Properties;import org.hibernate.ConnectionReleaseMode;import org.hibernate.HibernateException;import org.hibernate.Transaction;import org.hibernate.TransactionException;import org.hibernate.util.JTAHelper;import org.hibernate.jdbc.JDBCContext;import javax.transaction.SystemException;/** * Factory for {@link CMTTransaction} instances. * * @author Gavin King */public class CMTTransactionFactory implements TransactionFactory {	public ConnectionReleaseMode getDefaultReleaseMode() {		return ConnectionReleaseMode.AFTER_STATEMENT;	}	public void configure(Properties props) throws HibernateException {}	public Transaction createTransaction(JDBCContext jdbcContext, Context transactionContext)	throws HibernateException {		return new CMTTransaction(jdbcContext, transactionContext);	}	public boolean isTransactionManagerRequired() {		return true;	}	public boolean areCallbacksLocalToHibernateTransactions() {		return false;	}	public boolean isTransactionInProgress(			JDBCContext jdbcContext,	        Context transactionContext,	        Transaction transaction) {		try {			return JTAHelper.isTransactionInProgress(					transactionContext.getFactory().getTransactionManager().getTransaction()			);		}		catch( SystemException se ) {			throw new TransactionException( "Unable to check transaction status", se );		}	}}

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