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ActiveMQ example source code file (ActiveMQObjectMessageTest.java)

This example ActiveMQ source code file (ActiveMQObjectMessageTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - ActiveMQ tags/keywords

activemqobjectmessage, activemqobjectmessage, activemqobjectmessagetest, exception, io, ioexception, jmsexception, jmsexception, messagenotreadableexception, messagenotwriteableexception, messagenotwriteableexception, string, string, testcase

The ActiveMQ ActiveMQObjectMessageTest.java source code

/**
 * 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.activemq.command;

import java.io.IOException;

import javax.jms.JMSException;
import javax.jms.MessageNotReadableException;
import javax.jms.MessageNotWriteableException;

import junit.framework.TestCase;

/**
 * 
 */
public class ActiveMQObjectMessageTest extends TestCase {

    /**
     * Constructor for ActiveMQObjectMessageTest.
     *
     * @param name
     */
    public ActiveMQObjectMessageTest(String name) {
        super(name);
    }

    public static void main(String[] args) {
        junit.textui.TestRunner.run(ActiveMQObjectMessageTest.class);
    }

    /*
     * @see TestCase#setUp()
     */
    protected void setUp() throws Exception {
        super.setUp();
    }

    /*
     * @see TestCase#tearDown()
     */
    protected void tearDown() throws Exception {
        super.tearDown();
    }

    public void testBytes() throws JMSException, IOException {
        ActiveMQObjectMessage msg = new ActiveMQObjectMessage();
        String str = "testText";
        msg.setObject(str);
        
        msg = (ActiveMQObjectMessage) msg.copy();
        assertEquals(msg.getObject(), str);

    }

    public void testSetObject() throws JMSException {
        ActiveMQObjectMessage msg = new ActiveMQObjectMessage();
        String str = "testText";
        msg.setObject(str);
        assertTrue(msg.getObject() == str);
    }

    public void testClearBody() throws JMSException {
        ActiveMQObjectMessage objectMessage = new ActiveMQObjectMessage();
        try {
            objectMessage.setObject("String");
            objectMessage.clearBody();
            assertFalse(objectMessage.isReadOnlyBody());
            assertNull(objectMessage.getObject());
            objectMessage.setObject("String");
            objectMessage.getObject();
        } catch (MessageNotWriteableException mnwe) {
            fail("should be writeable");
        }
    }

    public void testReadOnlyBody() throws JMSException {
        ActiveMQObjectMessage msg = new ActiveMQObjectMessage();
        msg.setObject("test");
        msg.setReadOnlyBody(true);
        try {
            msg.getObject();
        } catch (MessageNotReadableException e) {
            fail("should be readable");
        }
        try {
            msg.setObject("test");
            fail("should throw exception");
        } catch (MessageNotWriteableException e) {
        }
    }

    public void testWriteOnlyBody() throws JMSException { // should always be readable
        ActiveMQObjectMessage msg = new ActiveMQObjectMessage();
        msg.setReadOnlyBody(false);
        try {
            msg.setObject("test");
            msg.getObject();
        } catch (MessageNotReadableException e) {
            fail("should be readable");
        }
        msg.setReadOnlyBody(true);
        try {
            msg.getObject();
            msg.setObject("test");
            fail("should throw exception");
        } catch (MessageNotReadableException e) {
            fail("should be readable");
        } catch (MessageNotWriteableException mnwe) {
        }
    }

}

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