| /* |
| * 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.camel.component.activemq; |
| |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import javax.jms.Connection; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| import javax.jms.TextMessage; |
| |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.broker.BrokerPlugin; |
| import org.apache.activemq.broker.BrokerPluginSupport; |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.broker.ConnectionContext; |
| import org.apache.activemq.broker.ProducerBrokerExchange; |
| import org.apache.activemq.broker.TransportConnector; |
| import org.apache.activemq.command.ActiveMQQueue; |
| import org.apache.activemq.command.ConnectionInfo; |
| import org.apache.camel.test.spring.CamelSpringTestSupport; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.context.support.AbstractXmlApplicationContext; |
| import org.springframework.context.support.ClassPathXmlApplicationContext; |
| |
| public class JmsBridge extends CamelSpringTestSupport { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(JmsBridge.class); |
| |
| BrokerService brokerSub; |
| BrokerService brokerPub; |
| |
| int messageCount; |
| final int backLog = 50; |
| final int errorLimit = 10; |
| AtomicInteger sendCount = new AtomicInteger(); |
| AtomicInteger connectionCount = new AtomicInteger(); |
| |
| @Test |
| public void testBridgeWorks() throws Exception { |
| sendJMSMessageToKickOffRoute(); |
| |
| consumeMessages(); |
| |
| LOG.info("ConnectionCount: " + connectionCount.get()); |
| assertEquals("x connections", 5 + errorLimit, connectionCount.get()); |
| } |
| |
| private void consumeMessages() throws Exception { |
| |
| ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://sub"); |
| factory.setWatchTopicAdvisories(false); |
| Connection connection = factory.createConnection(); |
| connection.start(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer consumer = session.createConsumer(new ActiveMQQueue("to")); |
| |
| int messagesToConsume = messageCount; |
| while (messagesToConsume > 0) { |
| Message message = consumer.receive(5000); |
| if (message != null) { |
| messagesToConsume--; |
| } |
| } |
| } |
| |
| private void sendJMSMessageToKickOffRoute() throws Exception { |
| ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory("vm://pub"); |
| factory.setWatchTopicAdvisories(false); |
| Connection connection = factory.createConnection(); |
| connection.start(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageProducer producer = session.createProducer(new ActiveMQQueue("from")); |
| |
| for (int i = 0; i < backLog; i++) { |
| TextMessage message = session.createTextMessage("Some Text, messageCount:" + messageCount++); |
| message.setIntProperty("seq", messageCount); |
| producer.send(message); |
| } |
| connection.close(); |
| } |
| |
| private BrokerService createBroker(String name, int port, boolean deleteAllMessages) throws Exception { |
| BrokerService brokerService = new BrokerService(); |
| brokerService.setDeleteAllMessagesOnStartup(deleteAllMessages); |
| brokerService.setBrokerName(name); |
| brokerService.setAdvisorySupport(false); |
| brokerService.setUseJmx(false); |
| brokerService.setDataDirectory("target/data"); |
| if (port > 0) { |
| brokerService.addConnector("tcp://0.0.0.0:" + port); |
| } |
| return brokerService; |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| protected AbstractXmlApplicationContext createApplicationContext() { |
| |
| try { |
| brokerSub = createBroker("sub", 61617, true); |
| brokerSub.setPlugins(new BrokerPlugin[] {new BrokerPluginSupport() { |
| @Override |
| public void send(ProducerBrokerExchange producerExchange, org.apache.activemq.command.Message messageSend) throws Exception { |
| if (sendCount.incrementAndGet() <= errorLimit) { |
| throw new RuntimeException("You need to try send " + errorLimit + " times!"); |
| } |
| super.send(producerExchange, messageSend); |
| } |
| |
| @Override |
| public void addConnection(ConnectionContext context, ConnectionInfo info) throws Exception { |
| if (((TransportConnector)context.getConnector()).getConnectUri().getScheme().equals("tcp") && connectionCount.incrementAndGet() <= errorLimit) { |
| throw new SecurityException("You need to try connect " + errorLimit + " times!"); |
| } |
| super.addConnection(context, info); |
| } |
| }}); |
| brokerSub.start(); |
| |
| brokerPub = createBroker("pub", 61616, true); |
| brokerPub.start(); |
| |
| } catch (Exception e) { |
| throw new RuntimeException("Failed to start broker", e); |
| } |
| |
| return new ClassPathXmlApplicationContext("org/apache/activemq/camel/jmsBridge.xml"); |
| } |
| } |