Hibernate example source code file (SimpleJtaTransactionManagerImpl.java)

This example Hibernate source code file (SimpleJtaTransactionManagerImpl.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

illegalstateexception, illegalstateexception, instance, invalidtransactionexception, notsupportedexception, securityexception, simplejtatransactionimpl, simplejtatransactionimpl, simplejtatransactionmanagerimpl, simplejtatransactionmanagerimpl, systemexception, systemexception, transaction, transaction, transactionmanager

The Hibernate SimpleJtaTransactionManagerImpl.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010, Red Hat Inc. 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 Inc.
 *
 * 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.testing.tm;
import javax.transaction.HeuristicMixedException;
import javax.transaction.HeuristicRollbackException;
import javax.transaction.InvalidTransactionException;
import javax.transaction.NotSupportedException;
import javax.transaction.RollbackException;
import javax.transaction.Status;
import javax.transaction.SystemException;
import javax.transaction.Transaction;
import javax.transaction.TransactionManager;

/**
 * TransactionManager implementation specifically designed for use in test suite and simple usage
 * scenarios.  For example, it assumes that there is only ever a single transaction active at a
 * given time.
 *
 * @author Gavin King
 * @author Steve Ebersole
 */
public class SimpleJtaTransactionManagerImpl implements TransactionManager {
	private static final SimpleJtaTransactionManagerImpl INSTANCE = new SimpleJtaTransactionManagerImpl();

	private SimpleJtaTransactionImpl currentTransaction;

	public static SimpleJtaTransactionManagerImpl getInstance() {
		return INSTANCE;
	}

	public int getStatus() throws SystemException {
		return currentTransaction == null ? Status.STATUS_NO_TRANSACTION : currentTransaction.getStatus();
	}

	public Transaction getTransaction() throws SystemException {
		return currentTransaction;
	}

	public SimpleJtaTransactionImpl getCurrentTransaction() {
		return currentTransaction;
	}

	public void begin() throws NotSupportedException, SystemException {
		currentTransaction = new SimpleJtaTransactionImpl( this );
	}

	public Transaction suspend() throws SystemException {
		SimpleJtaTransactionImpl suspended = currentTransaction;
		currentTransaction = null;
		return suspended;
	}

	public void resume(Transaction transaction)
			throws InvalidTransactionException, IllegalStateException, SystemException {
		currentTransaction = ( SimpleJtaTransactionImpl ) transaction;
	}

	public void commit()
			throws RollbackException, HeuristicMixedException, HeuristicRollbackException, SecurityException, IllegalStateException, SystemException {
		if ( currentTransaction == null ) {
			throw new IllegalStateException( "no current transaction to commit" );
		}
		currentTransaction.commit();
	}

	public void rollback() throws IllegalStateException, SecurityException, SystemException {
		if ( currentTransaction == null ) {
			throw new IllegalStateException( "no current transaction" );
		}
		currentTransaction.rollback();
	}

	public void setRollbackOnly() throws IllegalStateException, SystemException {
		if ( currentTransaction == null ) {
			throw new IllegalStateException( "no current transaction" );
		}
		currentTransaction.setRollbackOnly();
	}

	public void setTransactionTimeout(int i) throws SystemException {
	}

	void endCurrent(SimpleJtaTransactionImpl transaction) {
		if ( transaction == currentTransaction ) {
			currentTransaction = null;
		}
	}
}