Hi Jaroslav,

619                     final boolean[] retry = new boolean[]{false};

I wonder whether using an AtomicBoolean would be safer.
It is not immediately clear whether 'retry' might be modified
in a different thread - but using an AtomicBoolean would make it
immediately clear that it does not matter ;-)

best regards,

-- daniel

On 24/09/14 11:35, Jaroslav Bachorik wrote:
Thanks, Staffan

On 09/23/2014 08:20 PM, Staffan Larsen wrote:
I think we should add some logging to say that we are retrying.

nit: some weird indention on line 623.

I added logging and improved the retry detection logic a bit (in the
previous version the retry counter could have got decremented multiple
times during one invocation of 'jcmd' - even though it was very unlikely).

The weird indentation is gone.

http://cr.openjdk.java.net/~jbachorik/8057149/webrev.01

-JB-


Otherwise looks good.

/Staffan

On 23 sep 2014, at 17:59, Jaroslav Bachorik
<jaroslav.bacho...@oracle.com> wrote:

Please, review this test change

Issue : https://bugs.openjdk.java.net/browse/JDK-8057149
Webrev: http://cr.openjdk.java.net/~jbachorik/8057149/webrev.00

The test is using 'jcmd' to start/stop the JMX agent dynamically with
various parameters. Some of the tests use a server socket to simulate
starting the agent with the desired port not being available.
However, it seems that in certain situations the agent does not
provide a conscious error message and fails with RuntimeException
instead. This seems to be timing related and therefore the solution
is to retry the 'jcmd' command a few times with a delay to provide
some cushion for the timing related problems.

Thanks,

-JB-



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