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ActiveMQ example source code file (JmsXARollback2CxTransactionTest.java)
The ActiveMQ JmsXARollback2CxTransactionTest.java source code/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ package org.apache.activemq.ra; import java.io.IOException; import java.io.ByteArrayOutputStream; import java.io.DataOutputStream; import javax.jms.ConnectionFactory; import javax.jms.Session; import javax.jms.Connection; import javax.transaction.xa.XAResource; import javax.transaction.xa.Xid; import javax.resource.spi.ManagedConnection; import javax.resource.ResourceException; import org.apache.activemq.*; import org.apache.activemq.ActiveMQConnectionFactory; /** * @version $Rev: 980415 $ $Date: 2010-07-29 12:59:00 +0100 (Thu, 29 Jul 2010) $ */ public class JmsXARollback2CxTransactionTest extends JmsQueueTransactionTest { private static final String DEFAULT_HOST = "vm://localhost?create=false"; private ConnectionManagerAdapter connectionManager = new ConnectionManagerAdapter(); private static long txGenerator; private Xid xid; private XAResource[] xares = new XAResource[2]; private int index = 0; @Override protected void setSessionTransacted() { resourceProvider.setTransacted(false); resourceProvider.setAckMode(Session.AUTO_ACKNOWLEDGE); } @Override protected ConnectionFactory newConnectionFactory() throws Exception { ActiveMQManagedConnectionFactory managedConnectionFactory = new ActiveMQManagedConnectionFactory(); managedConnectionFactory.setServerUrl(DEFAULT_HOST); managedConnectionFactory.setUserName(ActiveMQConnectionFactory.DEFAULT_USER); managedConnectionFactory.setPassword(ActiveMQConnectionFactory.DEFAULT_PASSWORD); return (ConnectionFactory) managedConnectionFactory.createConnectionFactory(connectionManager); } public void testReconnectWithClientId() throws Exception { for (index = 0; index< 20; index ++) { reconnect(); } } public void testRepeatReceiveTwoThenRollback() throws Exception { for (index = 0; index< 2; index ++) { testReceiveTwoThenRollback(); } } /** * Recreates the connection. * * @throws javax.jms.JMSException */ @Override protected void reconnect() throws Exception { super.reconnect(); xares[0] = getXAResource(connection); ManagedConnectionProxy cx2 = (ManagedConnectionProxy) connectionFactory.createConnection(); xares[1] = getXAResource(cx2); } private XAResource getXAResource(Connection connection) throws ResourceException { ManagedConnectionProxy proxy = (ManagedConnectionProxy) connection; ManagedConnection mc = proxy.getManagedConnection(); return mc.getXAResource(); } @Override protected ActiveMQPrefetchPolicy getPrefetchPolicy() { ManagedConnectionProxy proxy = (ManagedConnectionProxy) connection; ActiveMQManagedConnection mc = proxy.getManagedConnection(); ActiveMQConnection conn = (ActiveMQConnection) mc.getPhysicalConnection(); return conn.getPrefetchPolicy(); } @Override protected void beginTx() throws Exception { xid = createXid(); xares[index%2].start(xid, XAResource.TMNOFLAGS); xares[(index+ 1)%2].start(xid, XAResource.TMJOIN); } @Override protected void commitTx() throws Exception { xares[index%2].end(xid, XAResource.TMSUCCESS); xares[(index+ 1)%2].end(xid, XAResource.TMSUCCESS); int result = xares[index%2].prepare(xid); if (result == XAResource.XA_OK) { xares[index%2].commit(xid, false); } xid = null; } @Override protected void rollbackTx() throws Exception { xares[index%2].end(xid, XAResource.TMSUCCESS); xares[(index+ 1)%2].end(xid, XAResource.TMSUCCESS); xares[index%2].rollback(xid); xid = null; } //This test won't work with xa tx it is overridden to do nothing here @Override public void testMessageListener() throws Exception { } /** * Sends a batch of messages and validates that the message sent before * session close is not consumed. * <p/> * This test only works with local transactions, not xa. so its commented out here * * @throws Exception */ @Override public void testSendSessionClose() throws Exception { } public Xid createXid() throws IOException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); DataOutputStream os = new DataOutputStream(baos); os.writeLong(++txGenerator); os.close(); final byte[] bs = baos.toByteArray(); return new Xid() { public int getFormatId() { return 86; } public byte[] getGlobalTransactionId() { return bs; } public byte[] getBranchQualifier() { return bs; } }; } } Other ActiveMQ examples (source code examples)Here is a short list of links related to this ActiveMQ JmsXARollback2CxTransactionTest.java source code file: |
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