org.springframework.integration.jms.request_reply.PipelineJmsTests.java Source code

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Here is the source code for org.springframework.integration.jms.request_reply.PipelineJmsTests.java

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/*
 * Copyright 2002-2013 the original author or authors.
 *
 * Licensed 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.springframework.integration.jms.request_reply;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
import java.util.concurrent.atomic.AtomicInteger;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.log4j.Level;
import org.apache.log4j.LogManager;
import org.junit.Before;
import org.junit.Test;

import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.integration.MessageTimeoutException;
import org.springframework.integration.gateway.RequestReplyExchanger;
import org.springframework.integration.jms.ActiveMQMultiContextTests;
import org.springframework.integration.jms.config.ActiveMqTestUtils;
import org.springframework.integration.message.GenericMessage;

/**
 * @author Oleg Zhurakousky
 * @author Gary Russell
 * @author Ali Moghadam
 */
public class PipelineJmsTests extends ActiveMQMultiContextTests {

    private final Executor executor = Executors.newFixedThreadPool(30);

    private static final Log logger = LogFactory.getLog(PipelineJmsTests.class);

    @Before
    public void setLogLevel() {
        LogManager.getLogger(getClass()).setLevel(Level.INFO);
    }

    int requests = 50;

    /**
     * jms:out -> jms:in -> randomTimeoutProcess ->
     * jms:out -> jms:in
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline1() throws Exception {
        this.test("pipeline-01.xml");
    }

    /**
     * jms:out(correlation-key="JMSCorrelationID") -> jms:in -> randomTimeoutProcess ->
     * jms:out -> jms:in
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline2() throws Exception {
        this.test("pipeline-02.xml");
    }

    /**
     * jms:out(correlation-key="JMSCorrelationID") -> jms:in -> randomTimeoutProcess ->
     * jms:out(correlation-key="JMSCorrelationID") -> jms:in
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline3() throws Exception {
        this.test("pipeline-03.xml");
    }

    /**
     * jms:out -> jms:in -> randomTimeoutProcess ->
     * jms:out(correlation-key="JMSCorrelationID") -> jms:in
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline4() throws Exception {
        this.test("pipeline-04.xml");
    }

    /**
     * jms:out(correlation-key="foo") -> jms:in(correlation-key="foo") -> randomTimeoutProcess ->
     * jms:out -> jms:in
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline5() throws Exception {
        this.test("pipeline-05.xml");
    }

    /**
     * jms:out -> jms:in -> randomTimeoutProcess ->
     * jms:out(correlation-key="foo") -> jms:in(correlation-key="foo")
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline6() throws Exception {
        this.test("pipeline-06.xml");
    }

    /**
     * jms:out(correlation-key="JMSCorrelationID") -> jms:in -> randomTimeoutProcess ->
     * jms:out(correlation-key="foo") -> jms:in(correlation-key="foo")
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline7() throws Exception {
        this.test("pipeline-07.xml");
    }

    /**
     * jms:out(correlation-key="foo") -> jms:in(correlation-key="foo") -> randomTimeoutProcess ->
     * jms:out(correlation-key="JMSCorrelationID") -> jms:in
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline8() throws Exception {
        this.test("pipeline-08.xml");
    }

    /**
     * jms:out(correlation-key="foo") -> jms:in(correlation-key="foo") -> randomTimeoutProcess ->
     * jms:out(correlation-key="bar") -> jms:in(correlation-key="bar")
     * All reply queues are TEMPORARY
     */
    @Test
    public void testPipeline9() throws Exception {
        this.test("pipeline-09.xml");
    }

    public void test(String contextConfig) throws Exception {
        ActiveMqTestUtils.prepare();
        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(contextConfig, this.getClass());
        final RequestReplyExchanger gateway = context.getBean(RequestReplyExchanger.class);
        final CountDownLatch latch = new CountDownLatch(requests);
        final AtomicInteger successCounter = new AtomicInteger();
        final AtomicInteger timeoutCounter = new AtomicInteger();
        final AtomicInteger failureCounter = new AtomicInteger();
        try {
            for (int i = 0; i < requests; i++) {
                final int y = i;
                executor.execute(new Runnable() {
                    public void run() {
                        try {
                            assertEquals(y, gateway.exchange(new GenericMessage<Integer>(y)).getPayload());
                            successCounter.incrementAndGet();
                        } catch (MessageTimeoutException e) {
                            timeoutCounter.incrementAndGet();
                        } catch (Throwable t) {
                            failureCounter.incrementAndGet();
                        } finally {
                            latch.countDown();
                        }
                    }
                });
            }
            latch.await();
        } finally {
            logger.info("Test config: " + contextConfig);
            logger.info("Success: " + successCounter.get());
            logger.info("Timeout: " + timeoutCounter.get());
            logger.info("Failure: " + failureCounter.get());
            // technically all we care that its > 0,
            // but reality of this test it has to be something more then 0
            assertTrue(successCounter.get() > 10);
            assertEquals(0, failureCounter.get());
            assertEquals(requests, successCounter.get() + timeoutCounter.get());
            context.destroy();
        }
    }
}