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activeMQ點對點

ssa oca exceptio pac 開啟事務 ive mes 啟動 cal

摘要: ActiveMQ 點對點消息 Point-to-Point 是一對一

創建消息生產者

/**
 * 點對點消息生產者
 * 
 * @author Edward
 * 
 */
public class P2pProducer {

	public static void main(String[] args) {
		ConnectionFactory connectionFactory = null;
		Connection conn = null;
		Session session = null;
		Queue queue = null;
		MessageProducer messageProducer = null;
		try {
			// 創建工廠
			// ActiveMQConnection.DEFAULT_USER 默認null
			// ActiveMQConnection.DEFAULT_PASSWORD 默認null
			// ActiveMQConnection.DEFAULT_BROKER_URL
			// 默認failover://tcp://localhost:61616
			connectionFactory = new ActiveMQConnectionFactory(
					ActiveMQConnection.DEFAULT_USER,
					ActiveMQConnection.DEFAULT_PASSWORD,
					ActiveMQConnection.DEFAULT_BROKER_URL);
			// 創建連接
			conn = connectionFactory.createConnection();
			// 啟動連接
			conn.start();
			// 創建會話 createSession(true, Session.AUTO_ACKNOWLEDGE); true 表示開啟事務
			// Session.AUTO_ACKNOWLEDGE 消息模式
			session = conn.createSession(true, Session.AUTO_ACKNOWLEDGE);
			// 創建隊列
			queue = session.createQueue("P2pQueue");
			// 創建消息生產者
			messageProducer = session.createProducer(queue);
			// 創建消息
			TextMessage message = session.createTextMessage();
			message.setText("我是P2pProducer生產的消息");
			// 發送消息
			messageProducer.send(message);
			// 提交事務
			session.commit();
			System.out.println("OK");
		} catch (JMSException e) {
			e.printStackTrace();
		} finally {
			try {
				session.close();
				conn.close();
			} catch (JMSException e) {
				e.printStackTrace();
			}
		}

	}

}

運行成功,查看控制臺:

技術分享

創建消息消費者

/**
 * 點對點消息消費者
 * 
 * @author Edward
 * 
 */
public class P2pConsumer {

	public static void main(String[] args) {
		ConnectionFactory connectionFactory = null;
		Connection conn = null;
		Session session = null;
		Queue queue = null;
		MessageConsumer messageConsumer = null;
		try {
			// 創建工廠
			// ActiveMQConnection.DEFAULT_USER 默認null
			// ActiveMQConnection.DEFAULT_PASSWORD 默認null
			// ActiveMQConnection.DEFAULT_BROKER_URL
			// 默認failover://tcp://localhost:61616
			connectionFactory = new ActiveMQConnectionFactory(
					ActiveMQConnection.DEFAULT_USER,
					ActiveMQConnection.DEFAULT_PASSWORD,
					ActiveMQConnection.DEFAULT_BROKER_URL);
			// 創建連接
			conn = connectionFactory.createConnection();
			// 啟動連接
			conn.start();
			// 創建會話 createSession(true, Session.AUTO_ACKNOWLEDGE); false 表示不開啟事務
			// Session.AUTO_ACKNOWLEDGE 消息模式
			session = conn.createSession(false, Session.AUTO_ACKNOWLEDGE);
			// 創建隊列
			queue = session.createQueue("P2pQueue");
			// 創建消息消費者
			messageConsumer = session.createConsumer(queue);
			// 註冊消費消息監聽
			messageConsumer.setMessageListener(new MessageListener() {

				@Override
				public void onMessage(Message message) {
					try {
						System.out.println("我收到的消息:"
								+ ((TextMessage) message).getText());
					} catch (JMSException e) {
						e.printStackTrace();
					}
				}
			});
		} catch (JMSException e) {
			e.printStackTrace();
		}
	}
}

執行結果

SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
我收到的消息:我是P2pProducer生產的消息

activeMQ點對點