ActiveMQ example source code file (ActiveMQMapMessageTest.java)

This example ActiveMQ source code file (ActiveMQMapMessageTest.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

activemqmapmessage, activemqmapmessage, activemqmapmessagetest, boolean, character, double, float, io, jmsexception, jmsexception, messageformatexception, messagenotwriteableexception, messagenotwriteableexception, string, string, util

The ActiveMQ ActiveMQMapMessageTest.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 java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Enumeration;
import java.util.List;

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

import junit.framework.TestCase;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 
 */
public class ActiveMQMapMessageTest extends TestCase {
    private static final Logger LOG = LoggerFactory.getLogger(ActiveMQMapMessageTest.class);

    private String name = "testName";

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

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

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

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

    public void testBytesConversion() throws JMSException, IOException {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        msg.setBoolean("boolean", true);
        msg.setByte("byte", (byte)1);
        msg.setBytes("bytes", new byte[1]);
        msg.setChar("char", 'a');
        msg.setDouble("double", 1.5);
        msg.setFloat("float", 1.5f);
        msg.setInt("int", 1);
        msg.setLong("long", 1);
        msg.setObject("object", "stringObj");
        msg.setShort("short", (short)1);
        msg.setString("string", "string");

        // Test with a 1Meg String
        StringBuffer bigSB = new StringBuffer(1024 * 1024);
        for (int i = 0; i < 1024 * 1024; i++) {
            bigSB.append((char)'a' + i % 26);
        }
        String bigString = bigSB.toString();

        msg.setString("bigString", bigString);

        msg = (ActiveMQMapMessage)msg.copy();

        assertEquals(msg.getBoolean("boolean"), true);
        assertEquals(msg.getByte("byte"), (byte)1);
        assertEquals(msg.getBytes("bytes").length, 1);
        assertEquals(msg.getChar("char"), 'a');
        assertEquals(msg.getDouble("double"), 1.5, 0);
        assertEquals(msg.getFloat("float"), 1.5f, 0);
        assertEquals(msg.getInt("int"), 1);
        assertEquals(msg.getLong("long"), 1);
        assertEquals(msg.getObject("object"), "stringObj");
        assertEquals(msg.getShort("short"), (short)1);
        assertEquals(msg.getString("string"), "string");
        assertEquals(msg.getString("bigString"), bigString);
    }

    public void testGetBoolean() throws JMSException {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        msg.setBoolean(name, true);
        msg.setReadOnlyBody(true);
        assertTrue(msg.getBoolean(name));
        msg.clearBody();
        msg.setString(name, "true");

        msg = (ActiveMQMapMessage)msg.copy();

        assertTrue(msg.getBoolean(name));
    }

    public void testGetByte() throws JMSException {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        msg.setByte(this.name, (byte)1);
        msg = (ActiveMQMapMessage)msg.copy();
        assertTrue(msg.getByte(this.name) == (byte)1);
    }

    public void testGetShort() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            msg.setShort(this.name, (short)1);
            msg = (ActiveMQMapMessage)msg.copy();
            assertTrue(msg.getShort(this.name) == (short)1);
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetChar() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            msg.setChar(this.name, 'a');
            msg = (ActiveMQMapMessage)msg.copy();
            assertTrue(msg.getChar(this.name) == 'a');
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetInt() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            msg.setInt(this.name, 1);
            msg = (ActiveMQMapMessage)msg.copy();
            assertTrue(msg.getInt(this.name) == 1);
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetLong() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            msg.setLong(this.name, 1);
            msg = (ActiveMQMapMessage)msg.copy();
            assertTrue(msg.getLong(this.name) == 1);
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetFloat() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            msg.setFloat(this.name, 1.5f);
            msg = (ActiveMQMapMessage)msg.copy();
            assertTrue(msg.getFloat(this.name) == 1.5f);
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetDouble() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            msg.setDouble(this.name, 1.5);
            msg = (ActiveMQMapMessage)msg.copy();
            assertTrue(msg.getDouble(this.name) == 1.5);
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetString() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            String str = "test";
            msg.setString(this.name, str);
            msg = (ActiveMQMapMessage)msg.copy();
            assertEquals(msg.getString(this.name), str);
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetBytes() {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        try {
            byte[] bytes1 = new byte[3];
            byte[] bytes2 = new byte[2];
            System.arraycopy(bytes1, 0, bytes2, 0, 2);
            msg.setBytes(this.name, bytes1);
            msg.setBytes(this.name + "2", bytes1, 0, 2);
            msg = (ActiveMQMapMessage)msg.copy();
            assertTrue(Arrays.equals(msg.getBytes(this.name), bytes1));
            assertEquals(msg.getBytes(this.name + "2").length, bytes2.length);
        } catch (JMSException jmsEx) {
            jmsEx.printStackTrace();
            assertTrue(false);
        }
    }

    public void testGetObject() throws JMSException {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        Boolean booleanValue = Boolean.TRUE;
        Byte byteValue = Byte.valueOf("1");
        byte[] bytesValue = new byte[3];
        Character charValue = new Character('a');
        Double doubleValue = Double.valueOf("1.5");
        Float floatValue = Float.valueOf("1.5");
        Integer intValue = Integer.valueOf("1");
        Long longValue = Long.valueOf("1");
        Short shortValue = Short.valueOf("1");
        String stringValue = "string";

        try {
            msg.setObject("boolean", booleanValue);
            msg.setObject("byte", byteValue);
            msg.setObject("bytes", bytesValue);
            msg.setObject("char", charValue);
            msg.setObject("double", doubleValue);
            msg.setObject("float", floatValue);
            msg.setObject("int", intValue);
            msg.setObject("long", longValue);
            msg.setObject("short", shortValue);
            msg.setObject("string", stringValue);
        } catch (MessageFormatException mfe) {
            LOG.warn("Caught: " + mfe);
            mfe.printStackTrace();
            fail("object formats should be correct");
        }

        msg = (ActiveMQMapMessage)msg.copy();

        assertTrue(msg.getObject("boolean") instanceof Boolean);
        assertEquals(msg.getObject("boolean"), booleanValue);
        assertEquals(msg.getBoolean("boolean"), booleanValue.booleanValue());
        assertTrue(msg.getObject("byte") instanceof Byte);
        assertEquals(msg.getObject("byte"), byteValue);
        assertEquals(msg.getByte("byte"), byteValue.byteValue());
        assertTrue(msg.getObject("bytes") instanceof byte[]);
        assertEquals(((byte[])msg.getObject("bytes")).length, bytesValue.length);
        assertEquals(msg.getBytes("bytes").length, bytesValue.length);
        assertTrue(msg.getObject("char") instanceof Character);
        assertEquals(msg.getObject("char"), charValue);
        assertEquals(msg.getChar("char"), charValue.charValue());
        assertTrue(msg.getObject("double") instanceof Double);
        assertEquals(msg.getObject("double"), doubleValue);
        assertEquals(msg.getDouble("double"), doubleValue.doubleValue(), 0);
        assertTrue(msg.getObject("float") instanceof Float);
        assertEquals(msg.getObject("float"), floatValue);
        assertEquals(msg.getFloat("float"), floatValue.floatValue(), 0);
        assertTrue(msg.getObject("int") instanceof Integer);
        assertEquals(msg.getObject("int"), intValue);
        assertEquals(msg.getInt("int"), intValue.intValue());
        assertTrue(msg.getObject("long") instanceof Long);
        assertEquals(msg.getObject("long"), longValue);
        assertEquals(msg.getLong("long"), longValue.longValue());
        assertTrue(msg.getObject("short") instanceof Short);
        assertEquals(msg.getObject("short"), shortValue);
        assertEquals(msg.getShort("short"), shortValue.shortValue());
        assertTrue(msg.getObject("string") instanceof String);
        assertEquals(msg.getObject("string"), stringValue);
        assertEquals(msg.getString("string"), stringValue);

        msg.clearBody();
        try {
            msg.setObject("object", new Object());
            fail("should have thrown exception");
        } catch (MessageFormatException e) {
        }

    }

    public void testGetMapNames() throws JMSException {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        msg.setBoolean("boolean", true);
        msg.setByte("byte", (byte)1);
        msg.setBytes("bytes1", new byte[1]);
        msg.setBytes("bytes2", new byte[3], 0, 2);
        msg.setChar("char", 'a');
        msg.setDouble("double", 1.5);
        msg.setFloat("float", 1.5f);
        msg.setInt("int", 1);
        msg.setLong("long", 1);
        msg.setObject("object", "stringObj");
        msg.setShort("short", (short)1);
        msg.setString("string", "string");

        msg = (ActiveMQMapMessage)msg.copy();

        Enumeration<String> mapNamesEnum = msg.getMapNames();
        List<String> mapNamesList = Collections.list(mapNamesEnum);

        assertEquals(mapNamesList.size(), 12);
        assertTrue(mapNamesList.contains("boolean"));
        assertTrue(mapNamesList.contains("byte"));
        assertTrue(mapNamesList.contains("bytes1"));
        assertTrue(mapNamesList.contains("bytes2"));
        assertTrue(mapNamesList.contains("char"));
        assertTrue(mapNamesList.contains("double"));
        assertTrue(mapNamesList.contains("float"));
        assertTrue(mapNamesList.contains("int"));
        assertTrue(mapNamesList.contains("long"));
        assertTrue(mapNamesList.contains("object"));
        assertTrue(mapNamesList.contains("short"));
        assertTrue(mapNamesList.contains("string"));
    }

    public void testItemExists() throws JMSException {
        ActiveMQMapMessage mapMessage = new ActiveMQMapMessage();

        mapMessage.setString("exists", "test");

        mapMessage = (ActiveMQMapMessage)mapMessage.copy();

        assertTrue(mapMessage.itemExists("exists"));
        assertFalse(mapMessage.itemExists("doesntExist"));
    }

    public void testClearBody() throws JMSException {
        ActiveMQMapMessage mapMessage = new ActiveMQMapMessage();
        mapMessage.setString("String", "String");
        mapMessage.clearBody();
        assertFalse(mapMessage.isReadOnlyBody());

        mapMessage.onSend();
        mapMessage.setContent(mapMessage.getContent());
        assertNull(mapMessage.getString("String"));
        mapMessage.clearBody();
        mapMessage.setString("String", "String");

        mapMessage = (ActiveMQMapMessage)mapMessage.copy();

        mapMessage.getString("String");
    }

    public void testReadOnlyBody() throws JMSException {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        msg.setBoolean("boolean", true);
        msg.setByte("byte", (byte)1);
        msg.setBytes("bytes", new byte[1]);
        msg.setBytes("bytes2", new byte[3], 0, 2);
        msg.setChar("char", 'a');
        msg.setDouble("double", 1.5);
        msg.setFloat("float", 1.5f);
        msg.setInt("int", 1);
        msg.setLong("long", 1);
        msg.setObject("object", "stringObj");
        msg.setShort("short", (short)1);
        msg.setString("string", "string");

        msg.setReadOnlyBody(true);

        try {
            msg.getBoolean("boolean");
            msg.getByte("byte");
            msg.getBytes("bytes");
            msg.getChar("char");
            msg.getDouble("double");
            msg.getFloat("float");
            msg.getInt("int");
            msg.getLong("long");
            msg.getObject("object");
            msg.getShort("short");
            msg.getString("string");
        } catch (MessageNotReadableException mnre) {
            fail("should be readable");
        }
        try {
            msg.setBoolean("boolean", true);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setByte("byte", (byte)1);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setBytes("bytes", new byte[1]);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setBytes("bytes2", new byte[3], 0, 2);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setChar("char", 'a');
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setDouble("double", 1.5);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setFloat("float", 1.5f);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setInt("int", 1);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setLong("long", 1);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setObject("object", "stringObj");
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setShort("short", (short)1);
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
        try {
            msg.setString("string", "string");
            fail("should throw exception");
        } catch (MessageNotWriteableException mnwe) {
        }
    }

    public void testWriteOnlyBody() throws JMSException {
        ActiveMQMapMessage msg = new ActiveMQMapMessage();
        msg.setReadOnlyBody(false);

        msg.setBoolean("boolean", true);
        msg.setByte("byte", (byte)1);
        msg.setBytes("bytes", new byte[1]);
        msg.setBytes("bytes2", new byte[3], 0, 2);
        msg.setChar("char", 'a');
        msg.setDouble("double", 1.5);
        msg.setFloat("float", 1.5f);
        msg.setInt("int", 1);
        msg.setLong("long", 1);
        msg.setObject("object", "stringObj");
        msg.setShort("short", (short)1);
        msg.setString("string", "string");

        msg.setReadOnlyBody(true);

        msg.getBoolean("boolean");
        msg.getByte("byte");
        msg.getBytes("bytes");
        msg.getChar("char");
        msg.getDouble("double");
        msg.getFloat("float");
        msg.getInt("int");
        msg.getLong("long");
        msg.getObject("object");
        msg.getShort("short");
        msg.getString("string");
    }

}