Chapter 23 886 Running the Pub/Sub Examples Here are the instructions to run the Pub/Sub examples. Compile the two files Publisher.java and Subscriber.java, and run a Publisher and any number of Subscribers: Messages you type in the Publisher window will be sent to MyJMSTopic and you will see them show up as received messages in the Subscriber window. All Subscribers on MyJMSTopic will receive all messages posted to the topic: Type in q or Q to exit both the Publisher and any active Subscribers. The Point-to-Point Messaging Model PTP is a one-to-one messaging model. One message producer sends a message to a queue and only one message consumer receives the message from the queue. In order to speed up message processing, a developer might create more than one client to listen on the same queue, but only one of them will receive any particular message sent to the queue: Message Sender Send a message Queue Receive a message Message Recipient