On Wed, May 10, 2017 at 10:58 PM, Matt Sicker <boa...@gmail.com> wrote:
> Matching the of() static factories, how about ImmutablePair.ofNull()
>
I like it but at the same time it feels to me like I am getting a NEW
object like ImmutablePair.of(x, y) give me a new object. Might just be me
;-)
Gary
> On 11 May 2017 at 00:03, Gary Gregory <garydgreg...@gmail.com> wrote:
>
> > On Wed, May 10, 2017 at 9:27 PM, Matt Sicker <boa...@gmail.com> wrote:
> >
> > > Wouldn't it make sense to expose typed methods like in
> > > Collections.emptyList() et al.?
> > >
> >
> > So in this case:
> >
> > ImmutablePair.nullPair()
> >
> > Gary
> >
> > >
> > > On 10 May 2017 at 22:10, Javen O'Neal <one...@apache.org> wrote:
> > >
> > > > +1
> > > >
> > > > The of method should check if all elements are null, and if so to
> > return
> > > > the NULL singleton. This would reduce the number of objects created
> and
> > > > garbage collected.
> > > >
> > > > So long as ImmutablePair and ImmutableTriple classes are final (not
> > > > subclassable), then identity checking could be used in place of
> > equality
> > > > checking when comparing against a null tuple. This would be
> marginally
> > > > faster.
> > > >
> > > > Any preference of being explicit (redundant) here?
> > > > ImmutablePair.NULL_PAIR and ImmutableTriple.NULL_TRIPLE
> > > >
> > > > On May 10, 2017 7:35 PM, "Gary Gregory" <garydgreg...@gmail.com>
> > wrote:
> > > >
> > > > Hi All,
> > > >
> > > > Any thoughts for or against adding the following to ImmutablePair:
> > > >
> > > >
> > > > /**
> > > > * An immutable pair of nulls.
> > > > */
> > > > // This is not defined with generics to avoid warnings in call
> > sites.
> > > > @SuppressWarnings("rawtypes")
> > > > public static final ImmutablePair NULL = ImmutablePair.of(null,
> > > null);
> > > >
> > > > Same for ImmutableTriple.
> > > >
> > > > ?
> > > >
> > > > Thank you,
> > > > Gary
> > > >
> > > > --
> > > > E-Mail: garydgreg...@gmail.com | ggreg...@apache.org
> > > > Java Persistence with Hibernate, Second Edition
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> > >
> > > --
> > > Matt Sicker <boa...@gmail.com>
> > >
> >
> >
> >
> > --
> > E-Mail: garydgreg...@gmail.com | ggreg...@apache.org
> > Java Persistence with Hibernate, Second Edition
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>
>
> --
> Matt Sicker <boa...@gmail.com>
>
--
E-Mail: garydgreg...@gmail.com | ggreg...@apache.org
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