/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package javax.resource.spi; import javax.resource.ResourceException; /** LocalTransaction interface provides support for transactions that * are managed internal to an EIS resource manager, and do not require * an external transaction manager. * * <p>A resource adapter implements the javax.resource.spi.LocalTransaction * interface to provide support for local transactions that are performed * on the underlying resource manager. * * <p>If a resource adapter supports the LocalTransaction interface, then * the application server can choose to perform local transaction * optimization (uses local transaction instead of a JTA transaction for * a single resource manager case). * * @version 0.5 * @author Rahul Sharma * @see javax.resource.spi.ManagedConnection **/ public interface LocalTransaction { /** Begin a local transaction * * @throws ResourceException generic exception if operation fails * @throws LocalTransactionException * error condition related * to local transaction management * @throws ResourceAdapterInternalException * error condition internal to resource * adapter * @throws EISSystemException EIS instance specific error condition **/ public void begin() throws ResourceException; /** Commit a local transaction * * @throws ResourceException generic exception if operation fails * @throws LocalTransactionException * error condition related * to local transaction management * @throws ResourceAdapterInternalException * error condition internal to resource * adapter * @throws EISSystemException EIS instance specific error condition **/ public void commit() throws ResourceException; /** Rollback a local transaction * @throws ResourceException generic exception if operation fails * @throws LocalTransactionException * error condition related * to local transaction management * @throws ResourceAdapterInternalException * error condition internal to resource * adapter * @throws EISSystemException EIS instance specific error condition **/ public void rollback() throws ResourceException; }