Requester.java将消息发送到本地的远程发送队列,然后从本地队列中读取响应消息,Response.java从本地队列(此本地队列和Requester.java中的远程队列对应)中获取消息,判断消息的类型如果是MQMT_REQUEST消息,就往远程队列(此远程队列和Requester.java中的本地队列对应)中发送回复消息。
先运行Requester.java,并在Requester.java获取消息超时之前运行Response.java。否则,Requester.java会抛出如下异常。
MQJE001: 完成代码为 '2',原因为 '2033'。 An MQ Error Occurred: Completion Code is :t2nn The Reason Code is :t2033 com.ibm.mq.MQException: MQJE001: 完成代码为 '2',原因为 '2033'。 at com.ibm.mq.MQDestination.getInt(MQDestination.java:647) at com.ibm.mq.MQDestination.get(MQDestination.java:456) at com.bijian.study.Requester.main(Requester.java:68)
Requester.java
package com.bijian.study; import com.ibm.mq.*; public class Requester { public static void main(String args[]) { try { String hostName = "10.38.25.205"; int port = 1418; String channel = "DC.SVRCONN"; String qManager = "M01"; String requestQueue = "REMOTEQ"; String replyToQueue = "LOCALQ"; String replyToQueueManager = "M01"; // Set up the MQEnvironment properties for Client Connections MQEnvironment.hostname = hostName; MQEnvironment.channel = channel; MQEnvironment.port = port; MQEnvironment.properties.put(MQC.TRANSPORT_PROPERTY, MQC.TRANSPORT_MQSERIES); MQEnvironment.CCSID = 1381; // Connection To the Queue Manager MQQueueManager qMgr = new MQQueueManager(qManager); int openOptions = MQC.MQOO_OUTPUT | MQC.MQOO_FAIL_IF_QUIESCING; // Open the queue MQQueue queue = qMgr.accessQueue(requestQueue, openOptions, null, null, null); // Set the put message options , we will use the default setting. MQPutMessageOptions pmo = new MQPutMessageOptions(); pmo.options = pmo.options + MQC.MQPMO_NEW_MSG_ID; pmo.options = pmo.options + MQC.MQPMO_SYNCPOINT; MQMessage outMsg = new MQMessage(); // Create the message buffer outMsg.format = MQC.MQFMT_STRING; // Set the MQMD format field. outMsg.messageFlags = MQC.MQMT_REQUEST; outMsg.replyToQueueName = replyToQueue; outMsg.replyToQueueManagerName = replyToQueueManager; // Prepare message with user data String msgString = "Test Request Message from Requester program "; outMsg.writeString(msgString); // Now we put The message on the Queue queue.put(outMsg, pmo); // Commit the transaction. qMgr.commit(); System.out.println(" The message has been Sussesfully putnn#########"); // Close the the Request Queue queue.close(); // Set openOption for response queue openOptions = MQC.MQOO_INPUT_SHARED | MQC.MQOO_FAIL_IF_QUIESCING; MQQueue respQueue = qMgr.accessQueue(replyToQueue, openOptions, null, null, null); MQMessage respMessage = new MQMessage(); MQGetMessageOptions gmo = new MQGetMessageOptions(); gmo.options = gmo.options + MQC.MQGMO_SYNCPOINT; // Get messages under syncpoint control gmo.options = gmo.options + MQC.MQGMO_WAIT; // Wait for Response Message gmo.matchOptions = MQC.MQMO_MATCH_CORREL_ID; gmo.waitInterval = 10000; respMessage.correlationId = outMsg.messageId; System.out.println("The response message correlID : " + respMessage.correlationId); // Get the response message. respQueue.get(respMessage, gmo); String response = respMessage.readString(respMessage.getMessageLength()); System.out.println("The response message is : " + response); qMgr.commit(); respQueue.close(); qMgr.disconnect(); } catch (MQException ex) { System.out.println("An MQ Error Occurred: Completion Code is :t" + ex.completionCode + "nn The Reason Code is :t" + ex.reasonCode); ex.printStackTrace(); } catch (Exception e) { e.printStackTrace(); } } }
Response.java
package com.bijian.study; import com.ibm.mq.*; public class Response { public static void main(String args[]) { try { String hostName = "10.38.66.58"; int port = 1414; String channel = "DC.SVRCONN"; String qManager = "M02"; String qName = "LOCALQ"; String replyToQueue = "REMOTEQ"; String replyToQueueManager = "M02"; // Set up the MQEnvironment properties for Client // Connections MQEnvironment.hostname = hostName; MQEnvironment.port = port; MQEnvironment.channel = channel; MQEnvironment.properties.put(MQC.TRANSPORT_PROPERTY, MQC.TRANSPORT_MQSERIES); MQEnvironment.CCSID = 1381; // Connection To the Queue Manager MQQueueManager qMgr = new MQQueueManager(qManager); /* * Set up the open options to open the queue for out put and * additionally we have set the option to fail if the queue manager * is quiescing. */ int openOptions = MQC.MQOO_INPUT_SHARED | MQC.MQOO_FAIL_IF_QUIESCING; // Open the queue MQQueue queue = qMgr.accessQueue(qName, openOptions, null, null, null); // Set the put message options. MQGetMessageOptions gmo = new MQGetMessageOptions(); gmo.options = gmo.options + MQC.MQGMO_SYNCPOINT; // Get messages under syncpoint control gmo.options = gmo.options + MQC.MQGMO_WAIT; // Wait if no messages on the Queue gmo.options = gmo.options + MQC.MQGMO_FAIL_IF_QUIESCING; // Fail if QeueManager Quiescing gmo.waitInterval = 3000; // Sets the time limit for the wait. /* * Next we Build a message The MQMessage class encapsulates the data * buffer that contains the actual message data, together with all * the MQMD parameters that describe the message. * To * Build a new message, create a new instance of MQMessage class and * use writxxx (we will be using writeString method). The put() * method of MQQueue also takes an instance of the * MQPutMessageOptions class as a parameter. */ MQMessage inMsg = new MQMessage(); // Create the message buffer Get the message from the queue on to the message buffer. queue.get(inMsg, gmo); // Read the User data from the message. String msgString = inMsg.readString(inMsg.getMessageLength()); System.out.println(" The Message from the Queue is : " + msgString); // Check if message if of type request message and reply to the // request. if (inMsg.messageFlags == MQC.MQMT_REQUEST) { System.out.println("Preparing To Reply To the Request "); String replyQueueName = replyToQueue; openOptions = MQC.MQOO_OUTPUT | MQC.MQOO_FAIL_IF_QUIESCING; MQQueue respQueue = qMgr.accessQueue(replyQueueName, openOptions, replyToQueueManager, null, //inMsg.replyToQueueManagerName, null, null); MQMessage respMessage = new MQMessage(); respMessage.correlationId = inMsg.messageId; System.out.println("The response CorrelID " + respMessage.correlationId); MQPutMessageOptions pmo = new MQPutMessageOptions(); respMessage.format = MQC.MQFMT_STRING; respMessage.messageFlags = MQC.MQMT_REPLY; String response = "Reply from the Responder Program "; respMessage.writeString(response); respQueue.put(respMessage, pmo); System.out.println("The response Successfully send "); qMgr.commit(); respQueue.close(); } queue.close(); qMgr.disconnect(); } catch (MQException ex) { System.out.println("An MQ Error Occurred: Completion Code is :t" + ex.completionCode + "nn The Reason Code is :t" + ex.reasonCode); ex.printStackTrace(); } catch (Exception e) { e.printStackTrace(); } } }
参考文章:http://www.cnblogs.com/windows/archive/2012/09/25/2701620.html
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