+1 On Thu, Mar 3, 2016 at 2:36 PM, Ismael Juma <ism...@juma.me.uk> wrote:
> Hi all, > > The new Java producer was introduced in 0.8.2.0 (released in February > 2015). It has become the default implementation for various tools since > 0.9.0.0 (released in October 2015) and it is the only implementation with > support for the security features introduced in 0.9.0.0. > > Given this, I think we should deprecate the old Scala producers for > 0.10.0.0 by adding @deprecated annotations in the code and updating the the > documentation to encourage usage of the new Java producer. This would give > our users a stronger signal regarding our plans to focus on the new Java > producer going forward. > > Note that this proposal is only about deprecating the old Scala producers > as, > in my opinion, it is too early to do the same for the old Scala consumers. > The > new Java consumer was only introduced in 0.9.0.0 and it's still marked as > beta. It would be good to have a full release cycle where the new consumer > is no longer in beta before we deprecate the old consumers. We are hoping > to remove the beta label for the consumer for 0.10.0.0, but that's a > separate discussion. > > With regards to removal of the deprecated producers, the current thinking > is to remove all Scala clients at the same time, so it will take at least > two non bug-fix release cycles (it could take longer depending on users' > feedback). > > The feedback was mostly positive in the discuss thread although some points > were raised about deprecating the old producers before deprecating the old > consumers: > > > http://search-hadoop.com/m/uyzND1KVJJmcbgAf2&subj=+DISCUSS+Deprecating+the+old+Scala+producers+for+the+next+release > > The JIRA for tracking this is KAFKA-2982. > > The vote will run for 72 hours. > > Thanks, > Ismael >
