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  • ActionMQ5.8.0 JMS实例 手把手详细图解

    出自:http://blog.csdn.net/tongjie008/article/details/40687087

    ActionMQ 是开源的JMS实现

    1.下载ActiveMQ

    去官方网站下载:http://activemq.apache.org/

    2.运行ActiveMQ

    解压缩apache-activemq-5.5.1-bin.zip,然后双击apache-activemq-5.8.0inactivemq.bat运行ActiveMQ程序。

    启动ActiveMQ以后,登陆:http://localhost:8161/admin/,创建一个Queue,命名为FirstQueue。如下图

    目录结构如下:

    运行在网页中,它会让你登录用户方可进入,默认的用户名和密码是admin,

    3 . 测试
    ActiveMQ默认使用的TCP连接端口是61616,通过查看该端口的信息可以测试ActiveMQ是否成功启动
    window环境运行  netstat -an|find "61616"

    Class源代码中可以看到

    4.创建Eclipse JAVA项目并运行

    创建project:ActiveMQ-5.8,并导入apache-activemq-5.8.0lib目录下需要用到的jar文件,项目结构如下图所示:

    若找不到相应的包,使用以下连接下载也行 http://repo1.maven.org/maven2/org/apache/activemq/activemq-rar/

    3.1.Sender.java

    import javax.jms.Connection;  
    import javax.jms.ConnectionFactory;  
    import javax.jms.DeliveryMode;  
    import javax.jms.Destination;  
    import javax.jms.MessageProducer;  
    import javax.jms.Session;  
    import javax.jms.TextMessage;  
    import org.apache.activemq.ActiveMQConnection;  
    import org.apache.activemq.ActiveMQConnectionFactory;  
      
    public class Sender {  
        private static final int SEND_NUMBER = 5;  
      
        public static void main(String[] args) {  
            // ConnectionFactory :连接工厂,JMS 用它创建连接  
            ConnectionFactory connectionFactory;  
            // Connection :JMS 客户端到JMS Provider 的连接  
            Connection connection = null;  
            // Session: 一个发送或接收消息的线程  
            Session session;  
            // Destination :消息的目的地;消息发送给谁.  
            Destination destination;  
            // MessageProducer:消息发送者  
            MessageProducer producer;  
            // TextMessage message;  
            // 构造ConnectionFactory实例对象,此处采用ActiveMq的实现jar  
            connectionFactory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, "tcp://localhost:61616");  
            try {  
                // 构造从工厂得到连接对象  
                connection = connectionFactory.createConnection();  
                // 启动  
                connection.start();  
                // 获取操作连接  
                session = connection.createSession(Boolean.TRUE, Session.AUTO_ACKNOWLEDGE);  
                // 获取session注意参数值xingbo.xu-queue是一个服务器的queue,须在在ActiveMq的console配置  
                destination = session.createQueue("FirstQueue");  
                // 得到消息生成者【发送者】  
                producer = session.createProducer(destination);  
                // 设置不持久化,此处学习,实际根据项目决定  
                producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);  
                // 构造消息,此处写死,项目就是参数,或者方法获取  
                sendMessage(session, producer);  
                session.commit();  
            } catch (Exception e) {  
                e.printStackTrace();  
            } finally {  
                try {  
                    if (null != connection)  
                        connection.close();  
                } catch (Throwable ignore) {  
                }  
            }  
        }  
      
        public static void sendMessage(Session session, MessageProducer producer)throws Exception {  
            for (int i = 1; i <= SEND_NUMBER; i++) {  
                TextMessage message = session.createTextMessage("ActiveMq 发送的消息" + i);  
                // 发送消息到目的地方  
                System.out.println("发送消息:" + "ActiveMq 发送的消息" + i);  
                producer.send(message);  
            }  
        }  
    }  

    3.2.Receiver.java

    import javax.jms.Connection;  
    import javax.jms.ConnectionFactory;  
    import javax.jms.Destination;  
    import javax.jms.MessageConsumer;  
    import javax.jms.Session;  
    import javax.jms.TextMessage;  
    import org.apache.activemq.ActiveMQConnection;  
    import org.apache.activemq.ActiveMQConnectionFactory;  
      
    public class Receiver {  
        public static void main(String[] args) {  
            // ConnectionFactory :连接工厂,JMS 用它创建连接  
            ConnectionFactory connectionFactory;  
            // Connection :JMS 客户端到JMS Provider 的连接  
            Connection connection = null;  
            // Session: 一个发送或接收消息的线程  
            Session session;  
            // Destination :消息的目的地;消息发送给谁.  
            Destination destination;  
            // 消费者,消息接收者  
            MessageConsumer consumer;  
            connectionFactory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, "tcp://localhost:61616");  
            try {  
                // 构造从工厂得到连接对象  
                connection = connectionFactory.createConnection();  
                // 启动  
                connection.start();  
                // 获取操作连接  
                session = connection.createSession(Boolean.FALSE, Session.AUTO_ACKNOWLEDGE);  
                // 获取session注意参数值xingbo.xu-queue是一个服务器的queue,须在在ActiveMq的console配置  
                destination = session.createQueue("FirstQueue");  
                consumer = session.createConsumer(destination);  
                while (true) {  
                    // 设置接收者接收消息的时间,为了便于测试,这里设定为100s  
                    TextMessage message = (TextMessage) consumer.receive(100000);  
                    if (null != message) {  
                        System.out.println("收到消息" + message.getText());  
                    } else {  
                        break;  
                    }  
                }  
            } catch (Exception e) {  
                e.printStackTrace();  
            } finally {  
                try {  
                    if (null != connection)  
                        connection.close();  
                } catch (Throwable ignore) {  
                }  
            }  
        }  
    }  

    4.注意事项

    先启动apache-activemq-5.8.0inactivemq.bat运行ActiveMQ程序。在运行main方法,否则回报连接失败的错误,如下

    SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.  
    javax.jms.JMSException: Could not connect to broker URL: tcp://localhost:61616. Reason: java.net.ConnectException: Connection refused: connect  
        at org.apache.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java:35)  
        at org.apache.activemq.ActiveMQConnectionFactory.createActiveMQConnection(ActiveMQConnectionFactory.java:293)  
        at org.apache.activemq.ActiveMQConnectionFactory.createActiveMQConnection(ActiveMQConnectionFactory.java:238)  
        at org.apache.activemq.ActiveMQConnectionFactory.createConnection(ActiveMQConnectionFactory.java:184)  
        at cn.jms.Sender.main(Sender.java:32)  
    Caused by: java.net.ConnectException: Connection refused: connect  
        at java.net.PlainSocketImpl.socketConnect(Native Method)  
        at java.net.PlainSocketImpl.doConnect(Unknown Source)  
        at java.net.PlainSocketImpl.connectToAddress(Unknown Source)  
        at java.net.PlainSocketImpl.connect(Unknown Source)  
        at java.net.SocksSocketImpl.connect(Unknown Source)  
        at java.net.Socket.connect(Unknown Source)  
        at org.apache.activemq.transport.tcp.TcpTransport.connect(TcpTransport.java:496)  
        at org.apache.activemq.transport.tcp.TcpTransport.doStart(TcpTransport.java:459)  
        at org.apache.activemq.util.ServiceSupport.start(ServiceSupport.java:55)  
        at org.apache.activemq.transport.AbstractInactivityMonitor.start(AbstractInactivityMonitor.java:140)  
        at org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:58)  
        at org.apache.activemq.transport.WireFormatNegotiator.start(WireFormatNegotiator.java:72)  
        at org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:58)  
        at org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:58)  
        at org.apache.activemq.ActiveMQConnectionFactory.createActiveMQConnection(ActiveMQConnectionFactory.java:273)  
        ... 3 more  

    5.测试过程

    1、先运行Sender,输出以下信息,若先运行Receiver则无输出

    发送消息:ActiveMq 发送的消息1
    发送消息:ActiveMq 发送的消息2
    发送消息:ActiveMq 发送的消息3
    发送消息:ActiveMq 发送的消息4
    发送消息:ActiveMq 发送的消息5

    2、运行Receiver

    收到消息ActiveMq 发送的消息1
    收到消息ActiveMq 发送的消息2
    收到消息ActiveMq 发送的消息3
    收到消息ActiveMq 发送的消息4
    收到消息ActiveMq 发送的消息5

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  • 原文地址:https://www.cnblogs.com/onlymate/p/8523721.html
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