A message flows in one direction, from a sender to a receiver. It's not possible to use the same message to answer the sender, we will have to use another message. A message is described in the
The javadoc is available at http://camel.apache.org/maven/camel-2.13.0/camel-core/apidocs/org/apache/camel/Message.html.
A message contains the following:
ID: A message ID of type
String. Camel creates an ID for you. This ID identifies the message and can be used for correlation or storage. For instance, we will see that the message ID is used in the idempotent consumer pattern to identify the message in a store.