[jboss-dev-forums] [Design of Messaging on JBoss (Messaging/JBoss)] - Re: Can acknowledgements be asynchronous for auto_ack?

[timfox]

"adrian at jboss.org" wrote : 
  | In fact, part of the contract of receive() for AUTO_ACK is that
  | the ACK has been successfully done such that when the client
  | does processing on the message, it knows that it won't get the message again.

Thanks for the clarification.

Right, this is a "at most once" guarantee I guess, since the message might be lost if failure happened between acking and the client actually getting the message.


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