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jms和ActiveMQ的应用例子

2009-08-28 10:18 323 查看
package com.example;

import javax.jms.DeliveryMode;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueReceiver;
import javax.jms.QueueSender;
import javax.jms.QueueSession;
import javax.jms.TextMessage;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicSession;
import javax.jms.TopicSubscriber;
import javax.jms.TopicPublisher;

import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;

public class My implements MessageListener{

// 队列的连接工厂和连接
private QueueConnectionFactory queueConnectionFactory;
private QueueConnection queueConnection;
// 主题的连接工厂和连接
private TopicConnectionFactory topicConnectinFactory;
private TopicConnection topicConnection;
// 主题持久订阅的设置
private String clientId;
private String durableName;
// 是否为主题的持久订阅
private boolean isDurable = false;
// 主题会话
private TopicSession topicSession;
// 主题发布者
private TopicPublisher topicPublisher;
// 主题订阅者
private TopicSubscriber topicSubscriber;
// 发布的主题
private Topic topicPublish;
// 发布的主题名称
private String topicPublishName;
// 订阅的主题名称
private String topicSubscribName;
// 订阅的主题
private Topic topicSubscrib;
// 是否采用主题模式
private boolean isTopic = false;
// 队列会话
private QueueSession queueSession;
// 队列发送者
private QueueSender queueSender;
// 队列接收者
private QueueReceiver queueReceiver;
// 发送的队列
private Queue queueSend;
// 接收的队列
private Queue queueReceive;
// 发送的队列名称
private String queueSendName;
// 接收的队列名称
private String queueReceiveName;
// 是否采用事务
private boolean isTransacted = false;
// 应答的参数
private int acknowledgementMode;
// 连接工厂的参数
private String user = ActiveMQConnection.DEFAULT_USER;
private String password = ActiveMQConnection.DEFAULT_PASSWORD;
private String url = ActiveMQConnection.DEFAULT_BROKER_URL;
// 是否在发送消息用持久模式
private boolean isPersistent = false;
// 消息的过期时间
private long timeToLive;

public QueueConnectionFactory getQueueConnectionFactory() {
if(this.queueConnectionFactory==null)
this.queueConnectionFactory = new ActiveMQConnectionFactory(this.getUser(),this.getPassword(),this.getUrl());
return queueConnectionFactory;
}

public QueueConnection getQueueConnection() {
if(this.queueConnection==null)
{

try {
this.queueConnection = this.getQueueConnectionFactory().createQueueConnection();
this.queueConnection.start();

} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return queueConnection;
}

public TopicConnectionFactory getTopicConnectinFactory() {
if(this.topicConnectinFactory==null)
{
this.topicConnectinFactory = new ActiveMQConnectionFactory(this.getUser(),this.getPassword(),this.getUrl());
}
return topicConnectinFactory;
}

public TopicConnection getTopicConnection() {
if(this.topicConnection==null)
{
try {
this.topicConnection = this.getTopicConnectinFactory().createTopicConnection();

if(this.isDurable && this.getClientId()!=null && this.getClientId().length()>0 && !"null".equals(this.getClientId()))
{
this.topicConnection.setClientID(this.getClientId());
}
this.topicConnection.start();
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return topicConnection;
}

public String getClientId() {
return clientId;
}
public void setClientId(String clientId) {
this.clientId = clientId;
}
public String getDurableName() {
return durableName;
}
public void setDurableName(String durableName) {
this.durableName = durableName;
}
public boolean isDurable() {
return isDurable;
}
public void setDurable(boolean isDurable) {
this.isDurable = isDurable;
}
public TopicSession getTopicSession() {
if(this.topicSession==null)
{
try {
this.topicSession = this.getTopicConnection().createTopicSession(this.isTransacted(), this.getAcknowledgementMode());
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return topicSession;
}

public TopicPublisher getTopicPublisher() {
if(this.topicPublisher == null)
{
try {
this.topicPublisher = this.getTopicSession().createPublisher(this.getTopicPublish());
// 是否采用发送方的持久及消息过期的设置
if(this.isPersistent)
{
this.topicPublisher.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
this.topicPublisher.setTimeToLive(this.getTimeToLive());
}
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return topicPublisher;
}

public TopicSubscriber getTopicSubscriber() {
if(this.topicSubscriber==null)
{
try {
if(this.isDurable && this.isTopic )
{
this.topicSubscriber = this.getTopicSession().createDurableSubscriber(this.getTopicSubscrib(), this.getDurableName());
}
else
{
this.topicSubscriber = this.getTopicSession().createSubscriber(this.getTopicSubscrib());

}
// 采用监听的方式接收消息,也可以采用主动接收的方式
this.topicSubscriber.setMessageListener(this);
this.getTopicConnection().start();
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return topicSubscriber;
}

public Topic getTopicPublish() {
this.topicPublish = new ActiveMQTopic(this.getTopicPublishName());
return topicPublish;
}

public String getTopicPublishName() {
return topicPublishName;
}
public void setTopicPublishName(String topicPublishName) {
this.topicPublishName = topicPublishName;
}
public String getTopicSubscribName()
{
return topicSubscribName;
}
public void setTopicSubscribName(String topicSubscribName)
{
this.topicSubscribName = topicSubscribName;
}
public Topic getTopicSubscrib() {
this.topicSubscrib = new ActiveMQTopic(this.getTopicSubscribName());
return topicSubscrib;
}

public boolean isTopic() {
return isTopic;
}
public void setTopic(boolean isTopic) {
this.isTopic = isTopic;
}
public QueueSession getQueueSession() {
if(this.queueSession==null)
{
try {
this.queueSession = this.getQueueConnection().createQueueSession(this.isDurable(), this.getAcknowledgementMode());
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return queueSession;
}

public QueueSender getQueueSender() {
if(this.queueSender==null)
{
try {
this.queueSender = this.getQueueSession().createSender(this.getQueueSend()) ;
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return queueSender;
}

public QueueReceiver getQueueReceiver()throws JMSException {
if(queueReceiver==null)
{
this.queueReceiver = this.getQueueSession().createReceiver(this.getQueueReceive());
// 采用监听的方式接收消息,也可以采用主动接收的方式
this.queueReceiver.setMessageListener(this);
// this.queueConnection.start();
}
return queueReceiver;
}

public Queue getQueueSend() {
this.queueSend = new ActiveMQQueue(this.getQueueSendName());
return queueSend;
}

public Queue getQueueReceive()
{
this.queueReceive = new ActiveMQQueue(this.getQueueReceiveName());
return queueReceive;
}

public String getQueueSendName() {
return queueSendName;
}
public void setQueueSendName(String queueSendName) {
this.queueSendName = queueSendName;
}
public String getQueueReceiveName() {
return queueReceiveName;
}
public void setQueueReceiveName(String queueReceiveName) {
this.queueReceiveName = queueReceiveName;
}
public boolean isTransacted() {
return isTransacted;
}
public void setTransacted(boolean isTransacted) {
this.isTransacted = isTransacted;
}
public int getAcknowledgementMode() {
return acknowledgementMode;
}
public void setAcknowledgementMode(int acknowledgementMode) {
this.acknowledgementMode = acknowledgementMode;
}
public String getUser() {
return user;
}
public void setUser(String user) {
this.user = user;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getUrl() {
return url;
}
public void setUrl(String url) {
this.url = url;
}
public boolean isPersistent() {
return isPersistent;
}
public void setPersistent(boolean isPersistent) {
this.isPersistent = isPersistent;
}
public long getTimeToLive() {
return timeToLive;
}
public void setTimeToLive(long timeToLive) {
this.timeToLive = timeToLive;
}
// 发布主题消息--字符串型的消息,也可以发布其他的消息类型
public void publishTextMessage(String textMessage) throws JMSException
{
TextMessage message = this.getTopicSession().createTextMessage();
message.clearBody();
message.setText(textMessage);
this.getTopicPublisher().publish(message);

if(this.isTransacted)
{
this.getTopicSession().commit();
}

}
// 发送队列消息--字符串型的消息,也可以发送其他的消息类型
public void sendTextMessage(String textMessage) throws JMSException
{
TextMessage message = this.getQueueSession().createTextMessage();
message.clearBody();
message.setText(textMessage);
this.getQueueSender().send(message);
if(this.isTransacted)
{
this.getQueueSession().commit();
}
}
// 监听接口的方法,用于接收消息
public void onMessage(Message message) {
// TODO Auto-generated method stub
if(message instanceof TextMessage)
{
TextMessage myMessage = (TextMessage)message;
try {

System.out.println(myMessage.getText());
} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
if(this.isTransacted)
{
try {
if(this.isTopic)
{
this.getTopicSession().commit();
}
else
{
this.getQueueSession().commit();
}

} catch (JMSException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
// 关闭相应的资源
public void closeResource() throws JMSException
{
if(this.isTopic)
{
if(this.topicPublisher!=null)
{
this.topicPublisher.close();
}
if(this.topicSubscriber!=null)
{
this.topicSubscriber.close();
}
if(this.topicSession!=null)
{
this.topicSession.close();
}
if(this.topicConnection!=null)
{
this.topicConnection.close();
}
System.out.println("TopicResource is closed..");
}
else
{
if(this.queueSender!=null)
{
this.queueSender.close();
}
if(this.queueReceiver!=null)
{
this.queueReceiver.close();
}
if(this.queueSession!=null)
{
this.queueSession.close();
}
if(this.queueConnection!=null)
{
this.queueConnection.close();
}
System.out.println("QueueResource is closed..");
}

}
// 测试
public static void main(String[] args) throws JMSException
{

// 队列 接收端的测试
// My receivequeue = new My();
// receivequeue.setDurable(false);
// receivequeue.setTopic(false);
// receivequeue.setTransacted(false);
// receivequeue.setPersistent(false);
// receivequeue.setAcknowledgementMode(QueueSession.AUTO_ACKNOWLEDGE);
// receivequeue.setQueueReceiveName("kkk");
// receivequeue.getQueueReceiver();
// synchronized(receivequeue)
// {
// try {
// receivequeue.wait(900);
// } catch (InterruptedException e) {
// // TODO Auto-generated catch block
// e.printStackTrace();
// }
// }
// receivequeue.closeResource();

// 主题 接收端得测试
My subscribtopic = new My();
subscribtopic.setDurable(true);
subscribtopic.setClientId("opop");
subscribtopic.setDurableName("ww");
subscribtopic.setPersistent(false);
subscribtopic.setTopic(true);
subscribtopic.setTransacted(false);
subscribtopic.setAcknowledgementMode(TopicSession.AUTO_ACKNOWLEDGE);
subscribtopic.setTopicSubscribName("eee");
subscribtopic.getTopicSubscriber();
synchronized(subscribtopic)
{
try {
subscribtopic.wait(900);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
subscribtopic.closeResource();

}

}//end class

以上是队列和主题的编码,下面是启动ActiveMQ的类
[code="java"]package com.by.ptop;

import org.apache.activemq.broker.BrokerService;

public class CreateServer {

public void startServer()
{
BrokerService broker = new BrokerService();
// 配置jms服务器
try {
broker.addConnector("tcp://localhost:61616");
broker.start();
System.out.println("jms服务器已经启动.");
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void main(String[] args)
{
CreateServer cs = new CreateServer();
cs.startServer();
}
}

下面是测试用的:
[code="java"]package com.example;

import javax.jms.JMSException;
import javax.jms.QueueSession;
import javax.jms.TopicSession;

import com.by.ptop.CreateServer;

public class MyTest {

public static void main(String[] args) throws JMSException {
// 启动jms服务器
CreateServer cs = new CreateServer();
cs.startServer();

for(int i = 1;i<=9;i++)
{
// 队列 发送端得编程
// My sendqueue = new My();
// sendqueue.setDurable(false);
// sendqueue.setPersistent(false);
// sendqueue.setTransacted(false);
// sendqueue.setTopic(false);
// sendqueue.setAcknowledgementMode(QueueSession.AUTO_ACKNOWLEDGE);
// sendqueue.setQueueSendName("kkk");
// sendqueue.sendTextMessage("zz"+i);
// sendqueue.closeResource();

// 主题 接收端得编程
My publishtopic = new My();
publishtopic.setDurable(true);
publishtopic.setClientId("opop");
publishtopic.setDurableName("ww");
publishtopic.setPersistent(false);
publishtopic.setTransacted(false);
publishtopic.setTopic(true);
publishtopic.setAcknowledgementMode(TopicSession.AUTO_ACKNOWLEDGE);
publishtopic.setTopicPublishName("eee");
publishtopic.publishTextMessage("zz"+i);
publishtopic.closeResource();
}

}

}

以上是本人初学jms时写的,如有不足之处,还望大家不吝赐教。
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