Java EE 8 Design Patterns and Best Practices

Implementing sending and receiving messages with JMS

The following is an example of a JMS message sender. This is a CDI bean that is responsible for sending messages:

public class MessageSender {   @Inject   @JMSConnectionFactory("jms/connectionFactory")   JMSContext context;    @Resource(mappedName = "jms/myQueue")   Destination queue;    public void sendSomeMessage (String message) {      context.createProducer().send(queue, message);   }}

The @JMSConnectionFactory annotation indicates which ConnectionFactory should be used to create the JMSContext. The following code block shows an MDB that receives the message generated by the producer described earlier:

@MessageDriven( activationConfig = { @ActivationConfigProperty( propertyName = "destinationType", propertyValue ...