steve at hibernate.org
Wed Aug 21 14:30:32 EDT 2019
I'm fine with deprecating and removing.
WRT changing `List<ConnectionObserver>` to just `ConnectionObserver` rather
we'd want to change it to `ConnectionObserverStatsBridge` to avoid the
polymorphic call overhead. But otherwise I agree with everything
On Tue, Aug 20, 2019 at 3:51 PM Gail Badner <gbadner at redhat.com> wrote:
> In 4.2 and 4.3, it was possible to add a ConnectionObserver
> Starting in 5.0, LogicalConnectionImplementor was moved
> to org.hibernate.resource.jdbc.spi, and it's no longer possible to add a
> For now, I think it's OK to change JdbcObserverImpl#observers from a
> List<ConnectionObserver>, to:
> private final transient ConnectionObserver observer;
> Also, I'm fine with ConnectionObserver being deprecated, and later removed.
> Steve, WDYT?
> On Tue, Aug 20, 2019 at 10:55 AM Sanne Grinovero <sanne at hibernate.org>
> > While refactoring some related optimisations, I noticed there's
> > currently no way to register a custom ConnectionObserver.
> > There seems to be only one implementation, which is registered by
> > -
> > Some questions:
> > # Is this expected?
> > # Should we deprecate the SPI so to make this more explict in the
> > future, and possibly eventually discuss removing it?
> > # Since I'm working on performance optimisations, may I take advantage
> > currently of the fact that there's only one registered? We're
> > currently iterating "the list of obeservers"...
> > Thanks
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