content: /*
   * 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;
  
  import javax.jms.TransactionRolledBackException;
  import java.util.concurrent.atomic.AtomicInteger;
  
  import org.apache.activemq.transaction.Synchronization;
  import org.apache.activemq.transport.tcp.TcpTransportFactory;
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.fail;
  
  public class TransactionContextTest {
  
     TransactionContext underTest;
     ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost");
     ActiveMQConnection connection;
  
     @Before
     public void setup() throws Exception {
        try {
           connection = factory.createActiveMQConnection();
           underTest = new TransactionContext(connection);
        } catch (Exception e) {
           e.printStackTrace();
           throw e;
        }
     }
  
     @After
     public void tearDown() throws Exception {
        if (connection != null) {
           connection.close();
        }
        TcpTransportFactory.clearService();
     }
  
     @Test
     public void testSyncBeforeEndCalledOnceOnRollback() throws Exception {
        final AtomicInteger beforeEndCountA = new AtomicInteger(0);
        final AtomicInteger beforeEndCountB = new AtomicInteger(0);
        final AtomicInteger rollbackCountA = new AtomicInteger(0);
        final AtomicInteger rollbackCountB = new AtomicInteger(0);
        underTest.addSynchronization(new Synchronization() {
           @Override
           public void beforeEnd() throws Exception {
              if (beforeEndCountA.getAndIncrement() == 0) {
                 throw new TransactionRolledBackException("force rollback");
              }
           }
  
           @Override
           public void afterCommit() throws Exception {
              fail("expected rollback exception");
           }
  
           @Override
           public void afterRollback() throws Exception {
              rollbackCountA.incrementAndGet();
           }
  
        });
  
        underTest.addSynchronization(new Synchronization() {
           @Override
           public void beforeEnd() throws Exception {
              beforeEndCountB.getAndIncrement();
           }
  
           @Override
           public void afterCommit() throws Exception {
              fail("expected rollback exception");
           }
  
           @Override
           public void afterRollback() throws Exception {
              rollbackCountB.incrementAndGet();
           }
  
        });
  
        try {
           underTest.commit();
           fail("expected rollback exception");
        } catch (TransactionRolledBackException expected) {
        }
  
        assertEquals("beforeEnd A called once", 1, beforeEndCountA.get());
        assertEquals("beforeEnd B called once", 1, beforeEndCountA.get());
        assertEquals("rollbackCount B 0", 1, rollbackCountB.get());
        assertEquals("rollbackCount A B", rollbackCountA.get(), rollbackCountB.get());
     }
  
     @Test
     public void testSyncIndexCleared() throws Exception {
        System.out.println("================================= test testSyncIndexCleared ===========");
        final AtomicInteger beforeEndCountA = new AtomicInteger(0);
        final AtomicInteger rollbackCountA = new AtomicInteger(0);
        Synchronization sync = new Synchronization() {
           @Override
           public void beforeEnd() throws Exception {
              beforeEndCountA.getAndIncrement();
           }
  
           @Override
           public void afterCommit() throws Exception {
              fail("expected rollback exception");
           }
  
           @Override
           public void afterRollback() throws Exception {
              rollbackCountA.incrementAndGet();
           }
        };
  
        underTest.begin();
        underTest.addSynchronization(sync);
        underTest.rollback();
  
        assertEquals("beforeEnd", 1, beforeEndCountA.get());
        assertEquals("rollback", 1, rollbackCountA.get());
  
        // do it again
        underTest.begin();
        underTest.addSynchronization(sync);
        underTest.rollback();
  
        assertEquals("beforeEnd", 2, beforeEndCountA.get());
        assertEquals("rollback", 2, rollbackCountA.get());
     }
  }
  