RFR (S) 8073479: Replace obj.getClass hacks with Objects.requireNonNull

[Peter Levart]

On 02/19/2015 03:51 PM, Aleksey Shipilev wrote:
> Hi,
>
> Please review and sponsor this cleanup fix:
>    http://cr.openjdk.java.net/~shade/8073479/webrev.00/
>    https://bugs.openjdk.java.net/browse/JDK-8073479
>
> Summary: use Objects.requireNonNull instead of object.getClass to check
> for nullity.
>
> Testing:
>    - jdk9-dev build on Linux x86_64/release
>    - JPRT (modulo some freetype and javac failures)
>
> Thank you,
> -Aleksey.
>
> P.S. I am going to submit another one against langtools, should it be
> reviewed on this list as well?
>

Hi Aleksey,

Is profile pollution problem already fixed? Can Objects.requireNonNull 
be used in performance critical code without fear of performance regression?

Peter