Package org.apache.camel.component.jms

Source Code of org.apache.camel.component.jms.JmsRouteRequestReplyTest

/**
* 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.jms;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;

import javax.jms.ConnectionFactory;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.camel.CamelContext;
import org.apache.camel.ContextTestSupport;
import org.apache.camel.Exchange;
import org.apache.camel.Message;
import org.apache.camel.Processor;
import org.apache.camel.RuntimeCamelException;
import org.apache.camel.builder.RouteBuilder;

import static org.apache.camel.component.jms.JmsComponent.jmsComponentClientAcknowledge;

/**
* @version $Revision: 694753 $
*/
public class JmsRouteRequestReplyTest extends ContextTestSupport {
    protected static final String REPLY_TO_DESTINATION_SELECTOR_NAME = "camelProducer";
    protected static String componentName = "amq";
    protected static String componentName1 = "amq1";
    protected static String endpoingUriA = componentName + ":queue:test.a";
    protected static String endpointUriB = componentName + ":queue:test.b";
    protected static String endpointUriB1 = componentName1 + ":queue:test.b";
    // note that the replyTo both A and B endpoints share the persistent replyTo queue,
    // which is one more way to verify that reply listeners of A and B endpoints don't steal each other messages
    protected static String endpoingtReplyToUriA = componentName + ":queue:test.a?replyTo=queue:test.a.reply";
    protected static String endpoingtReplyToUriB = componentName + ":queue:test.b?replyTo=queue:test.a.reply";
    protected static String request = "Hello World";
    protected static String expectedReply = "Re: " + request;
    protected static int maxTasks = 100;
    protected static int maxServerTasks = 1/*maxTasks / 5*/;
    protected static int maxCalls = 10;
    protected static AtomicBoolean inited = new AtomicBoolean(false);
    protected static Map<String, ContextBuilder> contextBuilders = new HashMap<String, ContextBuilder>();
    protected static Map<String, RouteBuilder> routeBuilders = new HashMap<String, RouteBuilder>();

    private interface ContextBuilder {
        CamelContext buildContext(CamelContext context) throws Exception;
    }

    public static class SingleNodeDeadEndRouteBuilder extends RouteBuilder {
        public void configure() throws Exception {
            from(endpoingUriA).process(new Processor() {
                public void process(Exchange e) {
                    // do nothing
                }
            });
        }
    };

    public static class SingleNodeRouteBuilder extends RouteBuilder {
        public void configure() throws Exception {
            from(endpoingUriA).process(new Processor() {
                public void process(Exchange e) {
                    String request = e.getIn().getBody(String.class);
                    e.getOut(true).setBody(expectedReply + request.substring(request.indexOf('-')));
                }
            });
        }
    };

    public static class MultiNodeRouteBuilder extends RouteBuilder {
        public void configure() throws Exception {
            from(endpoingUriA).to(endpointUriB);
            from(endpointUriB).process(new Processor() {
                public void process(Exchange e) {
                    String request = e.getIn().getBody(String.class);
                    e.getOut(true).setBody(expectedReply + request.substring(request.indexOf('-')));
                }
            });
        }
    };

    public static class MultiNodeReplyToRouteBuilder extends RouteBuilder {
        public void configure() throws Exception {
            from(endpoingtReplyToUriA).to(endpoingtReplyToUriB);
            from(endpointUriB).process(new Processor() {
                public void process(Exchange e) {
                    Message in = e.getIn();
                    Message out = e.getOut(true);
                    String selectorValue = in.getHeader(REPLY_TO_DESTINATION_SELECTOR_NAME, String.class);
                    String request = in.getBody(String.class);
                    out.setHeader(REPLY_TO_DESTINATION_SELECTOR_NAME, selectorValue);
                    out.setBody(expectedReply + request.substring(request.indexOf('-')));
                }
            });
        }
    };

    public static class MultiNodeDiffCompRouteBuilder extends RouteBuilder {
        public void configure() throws Exception {
            from(endpoingUriA).to(endpointUriB1);
            from(endpointUriB1).process(new Processor() {
                public void process(Exchange e) {
                    String request = e.getIn().getBody(String.class);
                    e.getOut(true).setBody(expectedReply + request.substring(request.indexOf('-')));
                }
            });
        }
    };

    public static class ContextBuilderMessageID implements ContextBuilder {
        public CamelContext buildContext(CamelContext context) throws Exception {
            ConnectionFactory connectionFactory =
                new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false");
            JmsComponent jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
            jmsComponent.setUseMessageIDAsCorrelationID(true);
            jmsComponent.setConcurrentConsumers(maxServerTasks);
            /*
            jmsComponent.getConfiguration().setRequestTimeout(600000);
            jmsComponent.getConfiguration().setRequestMapPurgePollTimeMillis(30000);
             */
            context.addComponent(componentName, jmsComponent);
            return context;
        }
    };

    public static class ContextBuilderMessageIDReplyToTempDestinationAffinity extends ContextBuilderMessageID {
        private String affinity;
        public ContextBuilderMessageIDReplyToTempDestinationAffinity(String affinity) {
            this.affinity = affinity;
        }
        public CamelContext buildContext(CamelContext context) throws Exception {
            super.buildContext(context);
            JmsComponent component = context.getComponent(componentName, JmsComponent.class);
            component.getConfiguration().setReplyToTempDestinationAffinity(affinity);
            return context;
        }
    }

    protected static void init() {
        if (inited.compareAndSet(false, true)) {

            ContextBuilder contextBuilderMessageID = new ContextBuilderMessageID();
            ContextBuilder contextBuilderMessageIDReplyToTempDestinationPerComponent =
                new ContextBuilderMessageIDReplyToTempDestinationAffinity("component");
            ContextBuilder contextBuilderMessageIDReplyToTempDestinationPerProducer =
                new ContextBuilderMessageIDReplyToTempDestinationAffinity("producer");

            ContextBuilder contextBuilderCorrelationID = new ContextBuilder() {
                public CamelContext buildContext(CamelContext context) throws Exception {
                    ConnectionFactory connectionFactory =
                        new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false");
                    JmsComponent jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
                    jmsComponent.setUseMessageIDAsCorrelationID(false);
                    jmsComponent.setConcurrentConsumers(maxServerTasks);
                    /*
                    jmsComponent.getConfiguration().setRequestTimeout(600000);
                    jmsComponent.getConfiguration().setRequestMapPurgePollTimeMillis(60000);
                    */
                    context.addComponent(componentName, jmsComponent);
                    return context;
                }
            };

            ContextBuilder contextBuilderMessageIDNamedReplyToSelector = new ContextBuilder() {
                public CamelContext buildContext(CamelContext context) throws Exception {
                    ConnectionFactory connectionFactory =
                        new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false");
                    JmsComponent jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
                    jmsComponent.setUseMessageIDAsCorrelationID(true);
                    jmsComponent.setConcurrentConsumers(maxServerTasks);
                    jmsComponent.getConfiguration().setReplyToDestinationSelectorName(REPLY_TO_DESTINATION_SELECTOR_NAME);
                    context.addComponent(componentName, jmsComponent);
                    return context;
                }
            };

            ContextBuilder contextBuilderCorrelationIDNamedReplyToSelector = new ContextBuilder() {
                public CamelContext buildContext(CamelContext context) throws Exception {
                    ConnectionFactory connectionFactory =
                        new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false");
                    JmsComponent jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
                    jmsComponent.setUseMessageIDAsCorrelationID(false);
                    jmsComponent.setConcurrentConsumers(maxServerTasks);
                    jmsComponent.getConfiguration().setReplyToDestinationSelectorName(REPLY_TO_DESTINATION_SELECTOR_NAME);
                    context.addComponent(componentName, jmsComponent);
                    return context;
                }
            };


            ContextBuilder contextBuilderCorrelationIDDiffComp = new ContextBuilder() {
                public CamelContext buildContext(CamelContext context) throws Exception {
                    ConnectionFactory connectionFactory =
                        new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false");
                    JmsComponent jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
                    jmsComponent.setUseMessageIDAsCorrelationID(false);
                    jmsComponent.setConcurrentConsumers(maxServerTasks);
                    context.addComponent(componentName, jmsComponent);
                    jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
                    jmsComponent.setUseMessageIDAsCorrelationID(false);
                    jmsComponent.setConcurrentConsumers(maxServerTasks);
                    context.addComponent(componentName1, jmsComponent);
                    return context;
                }
            };

            ContextBuilder contextBuilderMessageIDDiffComp = new ContextBuilder() {
                public CamelContext buildContext(CamelContext context) throws Exception {
                    ConnectionFactory connectionFactory =
                        new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false");
                    JmsComponent jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
                    jmsComponent.setUseMessageIDAsCorrelationID(true);
                    jmsComponent.setConcurrentConsumers(maxServerTasks);
                    context.addComponent(componentName, jmsComponent);
                    jmsComponent = jmsComponentClientAcknowledge(connectionFactory);
                    jmsComponent.setUseMessageIDAsCorrelationID(true);
                    jmsComponent.setConcurrentConsumers(maxServerTasks);
                    context.addComponent(componentName1, jmsComponent);
                    return context;
                }
            };


            contextBuilders.put("testUseMessageIDAsCorrelationID", contextBuilderMessageID);
            contextBuilders.put("testUseMessageIDAsCorrelationIDReplyToTempDestinationPerComponent",
                                 contextBuilderMessageIDReplyToTempDestinationPerComponent);
            contextBuilders.put("testUseMessageIDAsCorrelationIDReplyToTempDestinationPerProducer",
                                 contextBuilderMessageIDReplyToTempDestinationPerProducer);

            contextBuilders.put("testUseCorrelationID", contextBuilderCorrelationID);
            contextBuilders.put("testUseMessageIDAsCorrelationIDMultiNode", contextBuilderMessageID);
            contextBuilders.put("testUseCorrelationIDMultiNode", contextBuilderCorrelationID);

            contextBuilders.put("testUseMessageIDAsCorrelationIDPersistReplyToMultiNode", contextBuilderMessageID);
            contextBuilders.put("testUseCorrelationIDPersistReplyToMultiNode", contextBuilderCorrelationID);

            contextBuilders.put("testUseMessageIDAsCorrelationIDPersistMultiReplyToMultiNode", contextBuilderMessageID);
            contextBuilders.put("testUseCorrelationIDPersistMultiReplyToMultiNode", contextBuilderCorrelationID);

            contextBuilders.put("testUseMessageIDAsCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode",
                                 contextBuilderMessageIDNamedReplyToSelector);

            contextBuilders.put("testUseCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode",
                                 contextBuilderCorrelationIDNamedReplyToSelector);

            contextBuilders.put("testUseCorrelationIDMultiNodeDiffComponents", contextBuilderCorrelationIDDiffComp);
            contextBuilders.put("testUseMessageIDAsCorrelationIDMultiNodeDiffComponents", contextBuilderMessageIDDiffComp);
            contextBuilders.put("testUseMessageIDAsCorrelationIDTimeout", contextBuilderMessageID);
            contextBuilders.put("testUseCorrelationIDTimeout", contextBuilderMessageID);

            routeBuilders.put("testUseMessageIDAsCorrelationID", new SingleNodeRouteBuilder());
            routeBuilders.put("testUseMessageIDAsCorrelationIDReplyToTempDestinationPerComponent", new SingleNodeRouteBuilder());
            routeBuilders.put("testUseMessageIDAsCorrelationIDReplyToTempDestinationPerProducer", new SingleNodeRouteBuilder());
            routeBuilders.put("testUseCorrelationID", new SingleNodeRouteBuilder());
            routeBuilders.put("testUseMessageIDAsCorrelationIDMultiNode", new MultiNodeRouteBuilder());
            routeBuilders.put("testUseCorrelationIDMultiNode", new MultiNodeRouteBuilder());

            routeBuilders.put("testUseMessageIDAsCorrelationIDPersistReplyToMultiNode", new MultiNodeRouteBuilder());
            routeBuilders.put("testUseCorrelationIDPersistReplyToMultiNode", new MultiNodeRouteBuilder());

            routeBuilders.put("testUseMessageIDAsCorrelationIDPersistMultiReplyToMultiNode", new MultiNodeReplyToRouteBuilder());
            routeBuilders.put("testUseCorrelationIDPersistMultiReplyToMultiNode", new MultiNodeReplyToRouteBuilder());

            routeBuilders.put("testUseMessageIDAsCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode",
                               new MultiNodeReplyToRouteBuilder());

            routeBuilders.put("testUseCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode",
                               new MultiNodeReplyToRouteBuilder());

            routeBuilders.put("testUseCorrelationIDMultiNodeDiffComponents", new MultiNodeDiffCompRouteBuilder());
            routeBuilders.put("testUseMessageIDAsCorrelationIDMultiNodeDiffComponents", new MultiNodeDiffCompRouteBuilder());
            routeBuilders.put("testUseMessageIDAsCorrelationIDTimeout", new SingleNodeDeadEndRouteBuilder());
            routeBuilders.put("testUseCorrelationIDTimeout", new SingleNodeDeadEndRouteBuilder());
        }
    }

    public class Task extends Thread {
        private AtomicInteger counter;
        private String fromUri;
        private boolean ok = true;
        private String message = "";

        public Task(AtomicInteger counter, String fromUri) {
            this.counter = counter;
            this.fromUri = fromUri;
        }

        public void run() {
            for (int i = 0; i < maxCalls; i++) {
                int callId = counter.incrementAndGet();
                Object reply = "";
                try {
                    reply = template.requestBody(fromUri, request + "-" + callId);
                } catch (RuntimeCamelException e) {
                    // expected in some cases
                }
                if (!reply.equals(expectedReply + "-" + callId)) {
                    ok = false;
                    message = "Unexpected reply. Expected: '" + expectedReply  + "-" + callId
                              + "'; Received: '" +  reply + "'";
                }
            }
        }
        public void assertSuccess() {
            assertTrue(message, ok);
        }
    }

    @Override
    protected void setUp() throws Exception {
        init();
        super.setUp();
    }

    public void testUseMessageIDAsCorrelationID() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseMessageIDAsCorrelationIDReplyToTempDestinationPerComponent() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseMessageIDAsCorrelationIDReplyToTempDestinationPerProducer() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseCorrelationID() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseMessageIDAsCorrelationIDMultiNode() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseCorrelationIDMultiNode() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    // TODO: Fix this test for upgrading from active-5.0.0 to 5.1.0 (CAMEL-559)
    /*public void testUseMessageIDAsCorrelationIDPersistReplyToMultiNode() throws Exception {
        runRequestReplyThreaded(endpoingtReplyToUriA);
    }*/

    public void testUseCorrelationIDPersistReplyToMultiNode() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    // (1)
    // note this is an inefficient way of correlating replies to a persistent queue
    // a consumer will have to be created for each reply message
    // see testUseMessageIDAsCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode
    // or testCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode
    // for a faster way to do this. Note however that in this case the message copy has to occur
    // between consumer -> producer as the selector value needs to be propagated to the ultimate
    // destination, which in turn will copy this value back into the reply message
    public void testUseMessageIDAsCorrelationIDPersistMultiReplyToMultiNode() throws Exception {
        int oldMaxTasks = maxTasks;
        int oldMaxServerTasks = maxServerTasks;
        int oldMaxCalls = maxCalls;

        maxTasks = 10;
        maxServerTasks = 1;
        maxCalls = 2;

        try {
            runRequestReplyThreaded(endpoingUriA);
        } finally {
            maxTasks = oldMaxTasks;
            maxServerTasks = oldMaxServerTasks;
            maxCalls = oldMaxCalls;
        }
    }

    // see (1)
    public void testUseCorrelationIDPersistMultiReplyToMultiNode() throws Exception {
        int oldMaxTasks = maxTasks;
        int oldMaxServerTasks = maxServerTasks;
        int oldMaxCalls = maxCalls;

        maxTasks = 10;
        maxServerTasks = 1;
        maxCalls = 2;

        try {
            runRequestReplyThreaded(endpoingUriA);
        } finally {
            maxTasks = oldMaxTasks;
            maxServerTasks = oldMaxServerTasks;
            maxCalls = oldMaxCalls;
        }
    }

    public void testUseMessageIDAsCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseCorrelationIDPersistMultiReplyToWithNamedSelectorMultiNode() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseCorrelationIDTimeout() throws Exception {
        JmsComponent c = (JmsComponent)context.getComponent(componentName);
        c.getConfiguration().setRequestTimeout(1000);
        c.getConfiguration().setRequestMapPurgePollTimeMillis(1000);

        Object reply = "";
        try {
            reply = template.requestBody(endpoingUriA, request);
        } catch (RuntimeCamelException e) {
            // expected
        }
        assertEquals("", reply);

        JmsEndpoint endpoint = context.getEndpoint(endpoingUriA, JmsEndpoint.class);
        // Wait 1 extra purge cycle to make sure that TimeoutMap had a chance to cleanup
        Thread.sleep(endpoint.getConfiguration().getRequestMapPurgePollTimeMillis());
        assertTrue(endpoint.getRequestor().getRequestMap().size() == 0);
    }

    public void testUseMessageIDAsCorrelationIDTimeout() throws Exception {
        JmsComponent c = (JmsComponent)context.getComponent(componentName);
        c.getConfiguration().setRequestTimeout(1000);
        c.getConfiguration().setRequestMapPurgePollTimeMillis(1000);

        Object reply = "";
        try {
            reply = template.requestBody(endpoingUriA, request);
        } catch (RuntimeCamelException e) {
            // expected
        }
        assertEquals("", reply);

        JmsEndpoint endpoint = context.getEndpoint(endpoingUriA, JmsEndpoint.class);
        // Wait 1 extra purge cycle to make sure that TimeoutMap had a chance to cleanup
        Thread.sleep(endpoint.getConfiguration().getRequestMapPurgePollTimeMillis());
        assertTrue(endpoint.getRequestor().getDeferredRequestMap().size() == 0);
    }

    public void testUseCorrelationIDMultiNodeDiffComponents() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    public void testUseMessageIDAsCorrelationIDMultiNodeDiffComponents() throws Exception {
        runRequestReplyThreaded(endpoingUriA);
    }

    protected void runRequestReplyThreaded(String fromUri) throws Exception {
        final AtomicInteger counter = new AtomicInteger(-1);
        Task[] tasks = new Task[maxTasks];
        for (int i = 0; i < maxTasks; ++i) {
            Task task = new Task(counter, fromUri);
            tasks[i] = task;
            task.start();
        }
        for (int i = 0; i < maxTasks; ++i) {
            tasks[i].join();
            tasks[i].assertSuccess();
        }
    }

    protected CamelContext createCamelContext() throws Exception {
        CamelContext camelContext = super.createCamelContext();
        return contextBuilders.get(getName()).buildContext(camelContext);
    }

    protected RouteBuilder createRouteBuilder() throws Exception {
        return routeBuilders.get(getName());
    }
}
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