| /** |
| * 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.itest.jms; |
| |
| import java.util.List; |
| |
| import javax.jms.ConnectionFactory; |
| import javax.naming.Context; |
| |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.camel.Body; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Message; |
| import org.apache.camel.Processor; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.jms.JmsComponent; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.model.config.BatchResequencerConfig; |
| import org.apache.camel.test.junit4.CamelTestSupport; |
| import org.apache.camel.util.jndi.JndiContext; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class JmsResequencerTest extends CamelTestSupport { |
| |
| private static final transient Logger LOG = LoggerFactory.getLogger(JmsResequencerTest.class); |
| private ReusableBean b1 = new ReusableBean("myBean1"); |
| private ReusableBean b2 = new ReusableBean("myBean2"); |
| private ReusableBean b3 = new ReusableBean("myBean3"); |
| |
| |
| private MockEndpoint resultEndpoint; |
| |
| public void sendBodyAndHeader(String endpointUri, final Object body, final String headerName, |
| final Object headerValue) { |
| template.send(endpointUri, new Processor() { |
| public void process(Exchange exchange) { |
| Message in = exchange.getIn(); |
| in.setBody(body); |
| in.setHeader(headerName, headerValue); |
| //in.setHeader("testCase", getName()); |
| in.setHeader(Exchange.BEAN_METHOD_NAME, "execute"); |
| } |
| }); |
| } |
| |
| @Test |
| public void testSendMessagesInWrongOrderButReceiveThemInCorrectOrder() throws Exception { |
| sendAndVerifyMessages("activemq:queue:batch"); |
| } |
| |
| @Test |
| public void testSendMessageToStream() throws Exception { |
| sendAndVerifyMessages("activemq:queue:stream"); |
| } |
| |
| private void sendAndVerifyMessages(String endpointUri) throws Exception { |
| resultEndpoint.expectedBodiesReceived("msg1", "msg2", "msg3", "msg4", "msg5", "msg6"); |
| sendBodyAndHeader(endpointUri, "msg4", "seqnum", 4L); |
| sendBodyAndHeader(endpointUri, "msg1", "seqnum", 1L); |
| sendBodyAndHeader(endpointUri, "msg3", "seqnum", 3L); |
| sendBodyAndHeader(endpointUri, "msg2", "seqnum", 2L); |
| sendBodyAndHeader(endpointUri, "msg6", "seqnum", 6L); |
| sendBodyAndHeader(endpointUri, "msg5", "seqnum", 5L); |
| resultEndpoint.assertIsSatisfied(); |
| List<Exchange> list = resultEndpoint.getReceivedExchanges(); |
| for (Exchange exchange : list) { |
| log.debug("Received: " + exchange); |
| } |
| } |
| |
| @Override |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| resultEndpoint = getMockEndpoint("mock:result"); |
| |
| Object lookedUpBean = context.getRegistry().lookup("myBean1"); |
| assertSame("Lookup of 'myBean' should return same object!", b1, lookedUpBean); |
| lookedUpBean = context.getRegistry().lookup("myBean2"); |
| assertSame("Lookup of 'myBean' should return same object!", b2, lookedUpBean); |
| lookedUpBean = context.getRegistry().lookup("myBean3"); |
| assertSame("Lookup of 'myBean' should return same object!", b3, lookedUpBean); |
| |
| } |
| |
| protected RouteBuilder createRouteBuilder() { |
| return new RouteBuilder() { |
| public void configure() { |
| |
| from("activemq:queue:batch") |
| .to(callExecuteOnBean("myBean1")) |
| .resequence(header("seqnum")) |
| .batch(new BatchResequencerConfig(100, 2000L)) |
| .to(callExecuteOnBean("myBean2")) |
| .to("activemq:queue:stop"); |
| |
| from("activemq:queue:stream") |
| .to(callExecuteOnBean("myBean1")) |
| .resequence(header("seqnum")) |
| .stream() |
| .to(callExecuteOnBean("myBean2")) |
| .to("activemq:queue:stop"); |
| |
| from("activemq:queue:stop") |
| .to(callExecuteOnBean("myBean3")) |
| .to("mock:result"); |
| |
| } |
| }; |
| } |
| |
| private static String callExecuteOnBean(String beanName) { |
| return "bean:" + beanName + "?method=execute"; |
| } |
| |
| public class ReusableBean { |
| public String body; |
| private String name; |
| |
| public ReusableBean(String name) { |
| this.name = name; |
| } |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| @Override |
| public String toString() { |
| return "MyBean:" + name; |
| } |
| |
| public void read(@Body String body) { |
| this.body = body; |
| LOG.info(name + " read() method on " + this + " with body: " + body); |
| } |
| |
| public void execute() { |
| LOG.info(name + " started"); |
| LOG.info(name + " finished"); |
| } |
| } |
| |
| @Override |
| protected Context createJndiContext() throws Exception { |
| JndiContext answer = new JndiContext(); |
| ConnectionFactory connectionFactory = new ActiveMQConnectionFactory("vm://localhost?broker.persistent=true"); |
| JmsComponent component = JmsComponent.jmsComponent(connectionFactory); |
| component.setConcurrentConsumers(4); |
| answer.bind("activemq", JmsComponent.jmsComponentAutoAcknowledge(connectionFactory)); |
| answer.bind("myBean1", b1); |
| answer.bind("myBean2", b2); |
| answer.bind("myBean3", b3); |
| return answer; |
| } |
| |
| |
| } |