<AWT Dev> [8] Review request for 6847588: AWT test fails

Anton Litvinov anton.litvinov at oracle.com
Thu Jun 13 07:16:07 PDT 2013


Hello Anthony and Sergey,

Thank you for approval of this version of the fix and this e-mail which 
unambiguously states that the fix passed the review process.

Thank you,
Anton

On 6/13/2013 6:06 PM, Anthony Petrov wrote:
> Anton: please note that we're not suggesting you to remove the TTP in 
> your fix. This will be resolved separately under another bug.
>
> Please consider your current fix reviewed and approved.
>
> -- 
> best regards,
> Anthony
>
> On 06/13/13 18:03, Sergey Bylokhov wrote:
>> Well you convinced me always to use AWTAccessor and to remove TTP.
>>
>> On 13.06.2013 15:43, Anthony Petrov wrote:
>>> Hi Anton,
>>>
>>> Indeed, this looks like another valid reason to stick with the
>>> AWTAccessor.getPeer in this case. So I'm still supporting your
>>> original fix.
>>>
>>> -- 
>>> best regards,
>>> Anthony
>>>
>>> On 06/13/13 12:39, Anton Litvinov wrote:
>>>> Hello Sergey and Anthony,
>>>>
>>>> Thank you very much for review of this fix. Anthony, thank you for
>>>> approval of the current version of the fix and defending your position
>>>> concerning appropriateness of usage of
>>>> "sun.awt.AWTAccessor.ComponentAccessor.getPeer" method in this case.
>>>>
>>>> Since there was not reached an agreement about usage of either 
>>>> "getPeer"
>>>> or "targetToPeer" method in your discussion, I would like to 
>>>> provide one
>>>> argument against "targetToPeer" method in this case. The method
>>>> "sun.awt.AWTAutoShutdown.getPeer" which will be called, if
>>>> "targetToPeer" approach is used, will introduce acquiring of two
>>>> different locks in "XKeyboardFocusManagerPeer" class that did not 
>>>> exist
>>>> before, does not a chance of appearance of a deadlock exist in such
>>>> case? May be, it makes sense to use "ComponentAccessor.getPeer" method
>>>> at least from the point of not running the risk of getting a deadlock?
>>>>
>>>> Thank you,
>>>> Anton
>>>>
>>>> On 6/11/2013 6:00 PM, Sergey Bylokhov wrote:
>>>>> On 11.06.2013 17:21, Anthony Petrov wrote:
>>>>>> On 06/11/2013 03:31 PM, Sergey Bylokhov wrote:
>>>>>>> On 11.06.2013 15:04, Anthony Petrov wrote:
>>>>>>>> In (X)KFMPeer.java we know we always operate on Window instances.
>>>>>>>> The
>>>>>>>> setCurrentFocusedWindow(Window) method will never be called 
>>>>>>>> with any
>>>>>>>> other components. Therefore, to avoid the overhead of taking
>>>>>>>> multiple
>>>>>>>> locks I suggest to use the AWTAccessor.getPeer directly in this
>>>>>>>> case.
>>>>>>>
>>>>> Also at least in XToolkit TTP has its own peers map for text
>>>>> components: specialPeerMap
>>>>>
>>>>
>>
>>



More information about the awt-dev mailing list