I don't like the vararg option.
If i'm maintaining a list of keys i'm interested in, I want to be able to
pass that List in.
Varargs is a poor substitute. It might even cause problems of pushing in
multiple different types. Keys must all be of one type for a given Region.


I'm very much in favor of deprecating the ALL_KEYS string in favor of
something that is typed specially if you refer to ALL_KEYS.


If that works, then we don't necessarily need the additional API
registerInterestAllKeys(). But if ALL_KEYS can't be a special type to get
over the compilation issues then we should go with the new API.



--
Mike Stolz
Principal Engineer, GemFire Product Lead
Mobile: +1-631-835-4771

On Thu, Nov 16, 2017 at 7:02 PM, Anilkumar Gingade <aging...@pivotal.io>
wrote:

> +1 Deprecating ALL_KEYS option; I believe this is added before we supported
> regex support.
>
>  Doesn't seems like a new API is needed. The regex java doc clearly
> specifies the effect of ".*".
>
> +1 for deprecating list argument; and replacing with new API.
>
> -Anil.
>
>
>
> On Thu, Nov 16, 2017 at 3:36 PM, Jason Huynh <jhu...@pivotal.io> wrote:
>
> > For GEODE-3813 <https://issues.apache.org/jira/browse/GEODE-3813>:
> Region
> > registerInterest API usage of type parameters is broken
> > <https://issues.apache.org/jira/browse/GEODE-3813>
> >
> >
> > The current API to registerInterest allows a special string token
> > “ALL_KEYS” to be passed in as the parameter to registerInterest(T key).
> > This special token causes the registerInterest to behave similar to
> > registerInterestRegex(“.*”).  As the ticket states, if the region has
> been
> > typed to anything other than Object or String, the usage of “ALL_KEYS”
> as a
> > parameter results in a compilation error.
> >
> >
> > Proposals:
> >
> > I would like to deprecate the special string “ALL_KEYS” and document a
> > workaround of using registerInterestRegex(“.*”) or we can add a new API
> > called registerInterestAllKeys()
> >
> >
> > I think we should also deprecate passing a List Object of keys into
> > registerInterest.  It has the same compilation restrictions as “ALL_KEYS”
> > when the region is key constrained/typed.  The reason why List would be
> > used is to allow registering multiple keys at once.  Instead, we can add
> a
> > new var arg API like registerInterest(T… keys).  This problem and
> solution
> > was also documented in the ticket by the ticket creator (Kirk Lund)
> >
> >
> >
> > Thanks,
> >
> > -Jason
> >
>

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