005_Queue消息模式发送字节消息
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005_Queue消息模式发送字节消息
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1. 新建一個名為JMSActiveMQBytesMessage的Java項目, 同時拷入相關(guān)jar包
2. 編輯QueueBytesMessageProducer.java
package com.jms.activemq.qbm;import javax.jms.BytesMessage; import javax.jms.JMSException; import javax.jms.Queue; import javax.jms.QueueConnection; import javax.jms.QueueConnectionFactory; import javax.jms.QueueSender; import javax.jms.QueueSession; import javax.jms.Session; import org.apache.activemq.ActiveMQConnection; import org.apache.activemq.ActiveMQConnectionFactory;public class QueueBytesMessageProducer {// 默認(rèn)連接用戶名private static final String dftUsr = ActiveMQConnection.DEFAULT_USER;// 默認(rèn)用戶密碼private static final String dftPwd = ActiveMQConnection.DEFAULT_PASSWORD;// 默認(rèn)連接地址private static final String dftUrl = ActiveMQConnection.DEFAULT_BROKER_URL;// 隊列名稱private static final String queueName = "queueBytesMsg";public static void main(String[] args) {// 1. 創(chuàng)建一個連接工廠QueueConnectionFactory cf = new ActiveMQConnectionFactory(dftUsr, dftPwd, dftUrl);// 連接對象QueueConnection conn = null;// 會話對象QueueSession session = null;try {// 2. 創(chuàng)建連接conn = cf.createQueueConnection();// 3. 啟動連接conn.start();// 4. 創(chuàng)建會話session = conn.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);// 5. 創(chuàng)建消息目的地。如果是點(diǎn)對點(diǎn), 那么它的實現(xiàn)是Queue; 如果是訂閱模式, 那它的實現(xiàn)是Topic。這里我們創(chuàng)建一個名為queueBytesMsg的消息隊列。Queue queue = session.createQueue(queueName);// 6. 消息生產(chǎn)者QueueSender sender = session.createSender(queue);// 7. 創(chuàng)建文本消息和發(fā)送消息BytesMessage message = session.createBytesMessage();message.writeBytes("JMS BytesMessage消息類型".getBytes());sender.send(message);System.out.println("JMSDestination = " + message.getJMSDestination() + ", JMSDeliveryMode = " + message.getJMSDeliveryMode()+ ", JMSExpiration = " + message.getJMSExpiration() + ", JMSPriority = " + message.getJMSPriority()+ ",\r\nJMSMessageID = " + message.getJMSMessageID() + ", JMSTimestamp = " + message.getJMSTimestamp()+ ", JMSCorrelationID = " + message.getJMSCorrelationID() + ",\r\nJMSReplyTo = " + message.getJMSReplyTo()+ ", JMSType = " + message.getJMSType() + ", JMSRedelivered = " + message.getJMSRedelivered());} catch (JMSException e) {e.printStackTrace();}finally {if (session != null) {try {session.close();} catch (JMSException e) {e.printStackTrace();}}if (conn != null) {try {conn.close();} catch (JMSException e) {e.printStackTrace();}}}} }3. 運(yùn)行QueueBytesMessageProducer.java
4. 編輯QueueBytesMessageConsumer.java
package com.jms.activemq.qbm;import javax.jms.BytesMessage; import javax.jms.JMSException; import javax.jms.Queue; import javax.jms.QueueConnection; import javax.jms.QueueConnectionFactory; import javax.jms.QueueReceiver; import javax.jms.QueueSession; import javax.jms.Session; import org.apache.activemq.ActiveMQConnection; import org.apache.activemq.ActiveMQConnectionFactory;public class QueueBytesMessageConsumer {// 默認(rèn)連接用戶名private static final String dftUsr = ActiveMQConnection.DEFAULT_USER;// 默認(rèn)用戶密碼private static final String dftPwd = ActiveMQConnection.DEFAULT_PASSWORD;// 默認(rèn)連接地址private static final String dftUrl = ActiveMQConnection.DEFAULT_BROKER_URL;// 隊列名稱private static final String queueName = "queueBytesMsg";public static void main(String[] args) {// 1. 創(chuàng)建一個連接工廠QueueConnectionFactory cf = new ActiveMQConnectionFactory(dftUsr, dftPwd, dftUrl);// 連接對象QueueConnection conn = null;// 會話對象QueueSession session = null;try {// 2. 創(chuàng)建連接conn = cf.createQueueConnection();// 3. 創(chuàng)建會話session = conn.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);// 4. 創(chuàng)建消息目的地。如果是點(diǎn)對點(diǎn), 那么它的實現(xiàn)是Queue; 如果是訂閱模式, 那它的實現(xiàn)是Topic。這里我們創(chuàng)建一個名為queueBytesMsg的消息隊列。Queue queue = session.createQueue(queueName);// 5. 消息消費(fèi)者QueueReceiver receiver = session.createReceiver(queue);// 6. 啟動連接conn.start();// 7. 接收消息BytesMessage message = (BytesMessage) receiver.receive(1000 * 3);byte[] bytes = new byte[(int) message.getBodyLength()];message.readBytes(bytes);System.out.println("接收: " + new String(bytes));System.out.println("JMSDestination = " + message.getJMSDestination() + ", JMSDeliveryMode = " + message.getJMSDeliveryMode()+ ", JMSExpiration = " + message.getJMSExpiration() + ", JMSPriority = " + message.getJMSPriority()+ ",\r\nJMSMessageID = " + message.getJMSMessageID() + ", JMSTimestamp = " + message.getJMSTimestamp()+ ", JMSCorrelationID = " + message.getJMSCorrelationID() + ",\r\nJMSReplyTo = " + message.getJMSReplyTo()+ ", JMSType = " + message.getJMSType() + ", JMSRedelivered = " + message.getJMSRedelivered());} catch (JMSException e) {e.printStackTrace();} finally {try {if (session != null) {session.close();}} catch (JMSException e1) {e1.printStackTrace();} finally {if (conn != null) {try {conn.close();} catch (JMSException e) {e.printStackTrace();}}}}} }5. 運(yùn)行QueueBytesMessageConsumer.java
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