| /** |
| * 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.UnsupportedEncodingException; |
| |
| import javax.jms.BytesMessage; |
| import javax.jms.JMSException; |
| import javax.jms.MessageConsumer; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| |
| import junit.framework.TestCase; |
| |
| import org.apache.activemq.ActiveMQConnection; |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.broker.BrokerService; |
| |
| public class MessageCompressionTest extends TestCase { |
| |
| private static final String BROKER_URL = "tcp://localhost:0"; |
| // The following text should compress well |
| private static final String TEXT = "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. " |
| + "The quick red fox jumped over the lazy brown dog. " + "The quick red fox jumped over the lazy brown dog. "; |
| |
| private BrokerService broker; |
| private ActiveMQQueue queue; |
| private String connectionUri; |
| |
| protected void setUp() throws Exception { |
| broker = new BrokerService(); |
| connectionUri = broker.addConnector(BROKER_URL).getPublishableConnectString(); |
| broker.start(); |
| queue = new ActiveMQQueue("TEST." + System.currentTimeMillis()); |
| } |
| |
| protected void tearDown() throws Exception { |
| if (broker != null) { |
| broker.stop(); |
| } |
| } |
| |
| public void testTextMessageCompression() throws Exception { |
| |
| ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(connectionUri); |
| factory.setUseCompression(true); |
| sendTestMessage(factory, TEXT); |
| ActiveMQTextMessage message = receiveTestMessage(factory); |
| int compressedSize = message.getContent().getLength(); |
| |
| factory = new ActiveMQConnectionFactory(connectionUri); |
| factory.setUseCompression(false); |
| sendTestMessage(factory, TEXT); |
| message = receiveTestMessage(factory); |
| int unCompressedSize = message.getContent().getLength(); |
| |
| assertTrue("expected: compressed Size '" + compressedSize + "' < unCompressedSize '" + unCompressedSize + "'", |
| compressedSize < unCompressedSize); |
| } |
| |
| public void testBytesMessageCompression() throws Exception { |
| |
| ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(connectionUri); |
| factory.setUseCompression(true); |
| sendTestBytesMessage(factory, TEXT); |
| ActiveMQBytesMessage message = receiveTestBytesMessage(factory); |
| int compressedSize = message.getContent().getLength(); |
| byte[] bytes = new byte[TEXT.getBytes("UTF8").length]; |
| message.readBytes(bytes); |
| assertTrue(message.readBytes(new byte[255]) == -1); |
| String rcvString = new String(bytes, "UTF8"); |
| assertEquals(TEXT, rcvString); |
| assertTrue(message.isCompressed()); |
| |
| factory = new ActiveMQConnectionFactory(connectionUri); |
| factory.setUseCompression(false); |
| sendTestBytesMessage(factory, TEXT); |
| message = receiveTestBytesMessage(factory); |
| int unCompressedSize = message.getContent().getLength(); |
| |
| assertTrue("expected: compressed Size '" + compressedSize + "' < unCompressedSize '" + unCompressedSize + "'", |
| compressedSize < unCompressedSize); |
| } |
| |
| private void sendTestMessage(ActiveMQConnectionFactory factory, String message) throws JMSException { |
| ActiveMQConnection connection = (ActiveMQConnection) factory.createConnection(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageProducer producer = session.createProducer(queue); |
| producer.send(session.createTextMessage(message)); |
| connection.close(); |
| } |
| |
| private ActiveMQTextMessage receiveTestMessage(ActiveMQConnectionFactory factory) throws JMSException { |
| ActiveMQConnection connection = (ActiveMQConnection) factory.createConnection(); |
| connection.start(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer consumer = session.createConsumer(queue); |
| ActiveMQTextMessage rc = (ActiveMQTextMessage) consumer.receive(); |
| connection.close(); |
| return rc; |
| } |
| |
| private void sendTestBytesMessage(ActiveMQConnectionFactory factory, String message) throws JMSException, UnsupportedEncodingException { |
| ActiveMQConnection connection = (ActiveMQConnection) factory.createConnection(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageProducer producer = session.createProducer(queue); |
| BytesMessage bytesMessage = session.createBytesMessage(); |
| bytesMessage.writeBytes(message.getBytes("UTF8")); |
| producer.send(bytesMessage); |
| connection.close(); |
| } |
| |
| private ActiveMQBytesMessage receiveTestBytesMessage(ActiveMQConnectionFactory factory) throws JMSException, UnsupportedEncodingException { |
| ActiveMQConnection connection = (ActiveMQConnection) factory.createConnection(); |
| connection.start(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer consumer = session.createConsumer(queue); |
| ActiveMQBytesMessage rc = (ActiveMQBytesMessage) consumer.receive(); |
| connection.close(); |
| return rc; |
| } |
| } |