RFR 8058506: ThreadMXBeanStateTest throws exception

[Erik Gahlin]

Have you considered creating a LogMessage class that keeps the logCntr 
value and the log message, instead of putting the counter into the log 
string and parsing it.

Seems simpler and easier to understand.

Erik

Jaroslav Bachorik skrev 2014-10-20 13:12:
> Please, review the following test change
>
> Issue : https://bugs.openjdk.java.net/browse/JDK-8058506
> Webrev: http://cr.openjdk.java.net/~jbachorik/8058506/webrev.00
>
> The test fails intermittently due to the log printing blocking the 
> test thread from time to time, resulting in incorrect data reported by 
> ThreadMXBean.
>
> The solution is to use per-thread non-blocking StringBuilders (wrapped 
> in Formatter instances) and aggregate the log output only after the 
> test is finished.
>
> Thanks,
>
> -JB-