On Detection of an Expired Message
Once the server detects an expired message, it deletes this message from the destination. Since this deletion is done automatically the following actions can be performed: A Copy of the message is pushed into the Dead Message Queue.
A Copy of the message is published on an Admin Topic
Note: Publishing on admin topic will be discontinued in future releases. Instead, the server fires a JMX Notification with information about the expired message.
The sections below provide more details on dead message queues and the handling of expired messages.