Building Your Event-Driven Architecture : Using Integration Server to Build a Client for JMS : Introduction to JMS : JMS API Programming Model : Messages : Message Acknowledgment
Message Acknowledgment
A message is not considered to be successfully consumed until it is acknowledged. Depending on the session acknowledgment mode, the messaging provider may send a message more than once to the same destination. Several message acknowledgment constants exist.
Value
Description
AUTO_ACKNOWLEDGE
Automatically acknowledges the successful receipt of a message.
CLIENT_ACKNOWLEDGE
Acknowledges the receipt of a message when the client calls the message’s acknowledge() method.
DUPS_OK_ACKNOWLEDGE
Instructs the session to automatically, lazily acknowledge the receipt of messages, which reduces system overhead but may result in duplicate messages being sent.
Copyright © 2016 - 2016 Software AG, Darmstadt, Germany.
Product LogoContact Support   |   Community   |   Feedback