RFR: 6696975: JTop plugin fails if connected readonly to target JVM

[Erik Gahlin]

Hi Alan,

Added a status bar to the plug-in. It's hidden by default, not to waste 
screen estate.

http://cr.openjdk.java.net/~egahlin/6696975_2/

If you could have a look at this small fix too,

RFR (XS): 7042707: Un-needed mnemonic in JConsole resource file
http://cr.openjdk.java.net/~egahlin/7042707/

Thanks for all your reviews
Erik

Erik Gahlin skrev 2013-08-13 16:39:
> Alan Bateman skrev 2013-08-12 15:16:
>> On 06/08/2013 19:53, Erik Gahlin wrote:
>>> Please review this change.
>>>
>>> ThreadMXBean#setThreadCpuTimeEnabled(true) assumes read-write access 
>>> to the underlying JVM, but if read-access is only available plug-in 
>>> will fail and throw an exception.
>>> http://monaco.us.oracle.com/detail.jsf?cr=6696975
>>>
>>> Unexpected exceptions occurring in JConsole are taken care of by 
>>> 6696970, but plug-in should still handle read-only access 
>>> gracefully, as it today does if functionality is not supported by 
>>> JVM. This can be important if plug-in is used by other programs.
>>>
>>> Webrev:
>>> http://cr.openjdk.java.net/~egahlin/6696975/
>> Is there any way for the error messages to be printed on the JTop 
>> panel rather than printing them to stderr where they might not be seen?
>
> There is no way today, but a status bar could be added at the bottom. 
> I will look into it
>
> Thanks
> Erik
>
>>
>> -Alan
>