| /** |
| * 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 java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.TimeUnit; |
| import javax.jms.JMSException; |
| import javax.jms.Session; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * |
| */ |
| public class ConnectionCloseMultipleTimesConcurrentTest extends TestCase { |
| |
| private ActiveMQConnection connection; |
| private ExecutorService executor; |
| private int size = 200; |
| |
| protected void setUp() throws Exception { |
| executor = Executors.newFixedThreadPool(20); |
| |
| ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://localhost"); |
| connection = (ActiveMQConnection)factory.createConnection(); |
| connection.start(); |
| } |
| |
| /** |
| * @see junit.framework.TestCase#tearDown() |
| */ |
| protected void tearDown() throws Exception { |
| if (connection.isStarted()) { |
| connection.stop(); |
| } |
| if (executor != null) { |
| executor.shutdownNow(); |
| } |
| } |
| |
| /** |
| * @throws javax.jms.JMSException |
| */ |
| public void testCloseMultipleTimes() throws Exception { |
| connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| |
| assertTrue(connection.isStarted()); |
| assertFalse(connection.isClosed()); |
| |
| final CountDownLatch latch = new CountDownLatch(size); |
| |
| for (int i = 0; i < size; i++) { |
| executor.submit(new Runnable() { |
| @Override |
| public void run() { |
| try { |
| connection.close(); |
| |
| assertFalse(connection.isStarted()); |
| assertTrue(connection.isClosed()); |
| |
| latch.countDown(); |
| } catch (JMSException e) { |
| // ignore |
| } |
| } |
| }); |
| } |
| |
| boolean zero = latch.await(20, TimeUnit.SECONDS); |
| assertTrue("Should complete all", zero); |
| |
| // should not fail calling again |
| connection.close(); |
| |
| assertFalse(connection.isStarted()); |
| assertTrue(connection.isClosed()); |
| } |
| |
| } |