MQSeries Programming Patterns

8.3. JMS messages

JMS provides different message types. Each contains some information about its content.

The message types defined in JMS are:

• BytesMessage

• MapMessage

• ObjectMessage

• StreamMessage

• TextMessage

JMS messages are comprised of three parts:

• Header

  Header fields contain information used by the provider for routing and identifying the messages, as well as information that can used by the client.

• Properties

  In addition to the fields in the header, JMS messages provide a facility for adding optional header fields to a message. These properties can be categorized as:

  - Application-specific properties, which are used by clients to add processing-specific information for clients processing the messages

  - Standard properties, which are JMS-specific ...