RFR: 8256507: Add a micro benchmark for JDK-8153005 [v2]

[Aleksey Shipilev]

On Wed, 18 Nov 2020 18:53:21 GMT, Weijun Wang <weijun at openjdk.org> wrote:

>> This is a micro benchmark for various algorithm settings of PKCS keystores. Strong for new algorithms and weak for old ones. Different iteration counts are tried. The result should show that the current setting (strong10000) is more efficient than old setting (weak50000).
>
> Weijun Wang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   not static anymore

I like it, thanks. Minor nit follows.

test/micro/org/openjdk/bench/java/security/PKCS12KeyStores.java line 46:

> 44: public class PKCS12KeyStores {
> 45: 
> 46:     static char[] pass = "changeit".toCharArray();

This is still a bit weird: is it a constant? Then this should probably be:
 static final char[] PASS = "changeit".toCharArray();

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Marked as reviewed by shade (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/1277