Functions.identity() equivalent

[Henry Jen]

Long::longValue?

It's not shorter than l -> l though.

Cheers,
Henry


On Apr 18, 2013, at 11:52 AM, Michael Nascimento <misterm at gmail.com> wrote:

> Hi guys,
> 
> One common scenario here is having a Map<Something, Long> and wanting
> to do something with the values. So I (think I) have to do:
> 
> totalBySomething.values().parallelStream().mapToLong(l -> l)...
> 
> because I cannot use Functions.identity() here. This shows up pretty
> often. Anything planned for that?
> 
> Regards,
> Michael
>