Hi Val,

Thank you for taking the time on this one.

The main reason as to why I chose that signature was because I felt it
gave a clear idea of the interface that the user should expect when
using the method. So essentially, the user is providing a callback
listener himself/herself and the API is just using that to tie the
lifecycle of holding the semaphore.

However, I do see your point and feel that the current signature that
the PR has will limit the usability of the method and make users jump
through more hoops. I have changed the signature to accept Callable
returning T.

Regards,

Atri

On Wed, Mar 10, 2021 at 5:29 AM Valentin Kulichenko
<valentin.kuliche...@gmail.com> wrote:
>
> Hi Atri,
>
> First and foremost, we need to clarify the API for this functionality.
> There are two options presented in the ticket, but no clear decision about
> which one should be used. I personally think that the original signature
> (the one in the ticket description) makes more sense, but it looks like
> you've implemented an alternative suggested in the comments. What was your
> motivation behind that?
>
> As for where the method can be located, I'm OK if we add it directly to the
> IgniteSemaphore interface.
>
> -Val
>
> On Tue, Mar 9, 2021 at 8:22 AM Atri Sharma <a...@apache.org> wrote:
>
> > Gentle ping
> >
> > On Mon, 8 Mar 2021, 13:51 Atri Sharma, <a...@apache.org> wrote:
> >
> > > Hi All,
> > >
> > > I would like to start a discussion around IGNITE-2399.
> > >
> > > Background: The typical use of IgniteSemaphore consists of acquiring
> > > the semaphore, performing the task and releasing the semaphore. This
> > > JIRA proposes a new method which will accept a callable, acquire the
> > > semaphore, and return a future. Upon completion of the future, the
> > > semaphore is released.
> > >
> > > This API seems useful for an easy encapsulation of the described use
> > > case and does not cause an internal flux since all the changes are
> > > focused at the public API.
> > >
> > > WIP PR for the same:
> > >
> > > https://github.com/apache/ignite/pull/8820
> > >
> > > Please share your thoughts and comments.
> > >
> > > --
> > > Regards,
> > >
> > > Atri
> > > Apache Concerted
> > >
> >

-- 
Regards,

Atri
Apache Concerted

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