Package org.apache.activemq.broker.scheduler

Source Code of org.apache.activemq.broker.scheduler.JobSchedulerManagementTest

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* 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
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*
*      http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.activemq.broker.scheduler;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;

import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;

import org.apache.activemq.ScheduledMessage;
import org.apache.activemq.util.IdGenerator;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class JobSchedulerManagementTest extends JobSchedulerTestSupport {

    private static final transient Logger LOG = LoggerFactory.getLogger(JobSchedulerManagementTest.class);

    @Test
    public void testRemoveAllScheduled() throws Exception {
        final int COUNT = 5;
        Connection connection = createConnection();

        // Setup the scheduled Message
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(6), COUNT);

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // Create the Browse Destination and the Reply To location
        Destination management = session.createTopic(ScheduledMessage.AMQ_SCHEDULER_MANAGEMENT_DESTINATION);

        // Create the eventual Consumer to receive the scheduled message
        MessageConsumer consumer = session.createConsumer(destination);

        final CountDownLatch latch = new CountDownLatch(COUNT);
        consumer.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                latch.countDown();
            }
        });

        connection.start();

        // Send the remove request
        MessageProducer producer = session.createProducer(management);
        Message request = session.createMessage();
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_REMOVEALL);
        producer.send(request);

        // Now wait and see if any get delivered, none should.
        latch.await(10, TimeUnit.SECONDS);
        assertEquals(latch.getCount(), COUNT);
    }

    @Test
    public void testRemoveAllScheduledAtTime() throws Exception {
        final int COUNT = 3;
        Connection connection = createConnection();

        // Setup the scheduled Message
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(6));
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(15));
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(20));

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // Create the Browse Destination and the Reply To location
        Destination management = session.createTopic(ScheduledMessage.AMQ_SCHEDULER_MANAGEMENT_DESTINATION);
        Destination browseDest = session.createTemporaryQueue();

        // Create the eventual Consumer to receive the scheduled message
        MessageConsumer consumer = session.createConsumer(destination);

        final CountDownLatch latch = new CountDownLatch(COUNT);
        consumer.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                latch.countDown();
            }
        });

        // Create the "Browser"
        MessageConsumer browser = session.createConsumer(browseDest);
        final CountDownLatch browsedLatch = new CountDownLatch(COUNT);
        browser.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                browsedLatch.countDown();
                LOG.debug("Scheduled Message Browser got Message: " + message);
            }
        });

        connection.start();

        long start = System.currentTimeMillis() + TimeUnit.SECONDS.toMillis(10);
        long end = System.currentTimeMillis() + TimeUnit.SECONDS.toMillis(30);

        // Send the remove request
        MessageProducer producer = session.createProducer(management);
        Message request = session.createMessage();
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_REMOVEALL);
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION_START_TIME, Long.toString(start));
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION_END_TIME, Long.toString(end));
        producer.send(request);

        // Send the browse request
        request = session.createMessage();
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_BROWSE);
        request.setJMSReplyTo(browseDest);
        producer.send(request);

        // now see if we got back only the one remaining message.
        latch.await(10, TimeUnit.SECONDS);
        assertEquals(2, browsedLatch.getCount());

        // Now wait and see if any get delivered, none should.
        latch.await(10, TimeUnit.SECONDS);
        assertEquals(2, latch.getCount());
    }

    @Test
    public void testBrowseAllScheduled() throws Exception {
        final int COUNT = 10;
        Connection connection = createConnection();

        // Setup the scheduled Message
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(9), COUNT);

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // Create the Browse Destination and the Reply To location
        Destination requestBrowse = session.createTopic(ScheduledMessage.AMQ_SCHEDULER_MANAGEMENT_DESTINATION);
        Destination browseDest = session.createTemporaryQueue();

        // Create the eventual Consumer to receive the scheduled message
        MessageConsumer consumer = session.createConsumer(destination);

        final CountDownLatch latch = new CountDownLatch(COUNT);
        consumer.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                latch.countDown();
            }
        });

        // Create the "Browser"
        MessageConsumer browser = session.createConsumer(browseDest);
        final CountDownLatch browsedLatch = new CountDownLatch(COUNT);
        browser.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                browsedLatch.countDown();
                LOG.debug("Scheduled Message Browser got Message: " + message);
            }
        });

        connection.start();

        // Send the browse request
        MessageProducer producer = session.createProducer(requestBrowse);
        Message request = session.createMessage();
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_BROWSE);
        request.setJMSReplyTo(browseDest);
        producer.send(request);

        // make sure the message isn't delivered early because we browsed it
        Thread.sleep(2000);
        assertEquals(latch.getCount(), COUNT);

        // now see if we got all the scheduled messages on the browse
        // destination.
        latch.await(10, TimeUnit.SECONDS);
        assertEquals(browsedLatch.getCount(), 0);

        // now check that they all got delivered
        latch.await(10, TimeUnit.SECONDS);
        assertEquals(latch.getCount(), 0);
    }

    @Test
    public void testBrowseWindowlScheduled() throws Exception {
        final int COUNT = 10;
        Connection connection = createConnection();

        // Setup the scheduled Message
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(5));
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(10), COUNT);
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(20));

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // Create the Browse Destination and the Reply To location
        Destination requestBrowse = session.createTopic(ScheduledMessage.AMQ_SCHEDULER_MANAGEMENT_DESTINATION);
        Destination browseDest = session.createTemporaryQueue();

        // Create the eventual Consumer to receive the scheduled message
        MessageConsumer consumer = session.createConsumer(destination);

        final CountDownLatch latch = new CountDownLatch(COUNT + 2);
        consumer.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                latch.countDown();
            }
        });

        // Create the "Browser"
        MessageConsumer browser = session.createConsumer(browseDest);
        final CountDownLatch browsedLatch = new CountDownLatch(COUNT);
        browser.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                browsedLatch.countDown();
                LOG.debug("Scheduled Message Browser got Message: " + message);
            }
        });

        connection.start();

        long start = System.currentTimeMillis() + TimeUnit.SECONDS.toMillis(6);
        long end = System.currentTimeMillis() + TimeUnit.SECONDS.toMillis(15);

        // Send the browse request
        MessageProducer producer = session.createProducer(requestBrowse);
        Message request = session.createMessage();
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_BROWSE);
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION_START_TIME, Long.toString(start));
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION_END_TIME, Long.toString(end));
        request.setJMSReplyTo(browseDest);
        producer.send(request);

        // make sure the message isn't delivered early because we browsed it
        Thread.sleep(2000);
        assertEquals(COUNT + 2, latch.getCount());

        // now see if we got all the scheduled messages on the browse
        // destination.
        latch.await(15, TimeUnit.SECONDS);
        assertEquals(0, browsedLatch.getCount());

        // now see if we got all the scheduled messages on the browse
        // destination.
        latch.await(20, TimeUnit.SECONDS);
        assertEquals(0, latch.getCount());
    }

    @Test
    public void testRemoveScheduled() throws Exception {
        final int COUNT = 10;
        Connection connection = createConnection();

        // Setup the scheduled Message
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(9), COUNT);

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // Create the Browse Destination and the Reply To location
        Destination management = session.createTopic(ScheduledMessage.AMQ_SCHEDULER_MANAGEMENT_DESTINATION);
        Destination browseDest = session.createTemporaryQueue();

        // Create the eventual Consumer to receive the scheduled message
        MessageConsumer consumer = session.createConsumer(destination);
        MessageProducer producer = session.createProducer(management);

        final CountDownLatch latch = new CountDownLatch(COUNT);
        consumer.setMessageListener(new MessageListener() {
            @Override
            public void onMessage(Message message) {
                latch.countDown();
            }
        });

        // Create the "Browser"
        Session browseSession = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        MessageConsumer browser = browseSession.createConsumer(browseDest);

        connection.start();

        // Send the browse request
        Message request = session.createMessage();
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_BROWSE);
        request.setJMSReplyTo(browseDest);
        producer.send(request);

        // Browse all the Scheduled Messages.
        for (int i = 0; i < COUNT; ++i) {
            Message message = browser.receive(2000);
            assertNotNull(message);

            try {
                Message remove = session.createMessage();
                remove.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_REMOVE);
                remove.setStringProperty(ScheduledMessage.AMQ_SCHEDULED_ID, message.getStringProperty(ScheduledMessage.AMQ_SCHEDULED_ID));
                producer.send(remove);
            } catch (Exception e) {
            }
        }

        // now check that they all got removed and are not delivered.
        latch.await(11, TimeUnit.SECONDS);
        assertEquals(COUNT, latch.getCount());
    }

    @Test
    public void testRemoveNotScheduled() throws Exception {
        Connection connection = createConnection();

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // Create the Browse Destination and the Reply To location
        Destination management = session.createTopic(ScheduledMessage.AMQ_SCHEDULER_MANAGEMENT_DESTINATION);

        MessageProducer producer = session.createProducer(management);

        try {

            // Send the remove request
            Message remove = session.createMessage();
            remove.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_REMOVEALL);
            remove.setStringProperty(ScheduledMessage.AMQ_SCHEDULED_ID, new IdGenerator().generateId());
            producer.send(remove);
        } catch (Exception e) {
            fail("Caught unexpected exception during remove of unscheduled message.");
        }
    }

    @Test
    public void testBrowseWithSelector() throws Exception {
        Connection connection = createConnection();

        // Setup the scheduled Message
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(9));
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(10));
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(5));
        scheduleMessage(connection, TimeUnit.SECONDS.toMillis(45));

        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // Create the Browse Destination and the Reply To location
        Destination requestBrowse = session.createTopic(ScheduledMessage.AMQ_SCHEDULER_MANAGEMENT_DESTINATION);
        Destination browseDest = session.createTemporaryTopic();

        // Create the "Browser"
        MessageConsumer browser = session.createConsumer(browseDest, ScheduledMessage.AMQ_SCHEDULED_DELAY + " = 45000");

        connection.start();

        // Send the browse request
        MessageProducer producer = session.createProducer(requestBrowse);
        Message request = session.createMessage();
        request.setStringProperty(ScheduledMessage.AMQ_SCHEDULER_ACTION, ScheduledMessage.AMQ_SCHEDULER_ACTION_BROWSE);
        request.setJMSReplyTo(browseDest);
        producer.send(request);

        // Now try and receive the one we selected
        Message message = browser.receive(5000);
        assertNotNull(message);
        assertEquals(45000, message.getLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY));

        // Now check if there are anymore, there shouldn't be
        message = browser.receive(5000);
        assertNull(message);
    }

    protected void scheduleMessage(Connection connection, long delay) throws Exception {
        scheduleMessage(connection, delay, 1);
    }

    protected void scheduleMessage(Connection connection, long delay, int count) throws Exception {
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        MessageProducer producer = session.createProducer(destination);
        TextMessage message = session.createTextMessage("test msg");
        message.setLongProperty(ScheduledMessage.AMQ_SCHEDULED_DELAY, delay);

        for (int i = 0; i < count; ++i) {
            producer.send(message);
        }

        producer.close();
    }
}
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