The new java producer to be released in 0.8.2 supports a callback on each message sent asynchronously.
Thanks, Jun On Thu, Oct 23, 2014 at 3:26 PM, Libo Yu <yu_l...@hotmail.com> wrote: > Hi, > > If I use async publishing plus message acknowledgement, > is there any API to tell when all the messages in the queue > have been sent out? > > This will be used in the shutdown hook to make sure when > the process is down there is no pending messages to be > published. > > Thanks, > > Libo >
