<AWT Dev> [9] Review request for 8051857: OperationTimedOut exception inside from XToolkit.syncNativeQueue call

[Sergey Bylokhov]

Hi, Alexander.
Why we need xawt_root_window in XlibWrapper? Since it is cached already 
in get_xawt_root_shell().

On 23.09.2014 15:48, Alexander Zvegintsev wrote:
> Hello,
>
> please review the fix
> http://cr.openjdk.java.net/~azvegint/jdk/9/8051857/00/
> for the issue
> https://bugs.openjdk.java.net/browse/JDK-8051857
>
> We have XNextSecondaryLoopEvent() which blocks all events processing 
> except of this specific types:
> PropertyNotify, SelectionClear, SelectionNotify.
>
> Before the JDK-7033533 [1] fix, syncNativeQueue() used a 
> SelectionNotify, but now we are using ConfigureNotify.
> This leads to a situation when syncNativeQueue() called on EventQueue 
> thread waiting for ConfigureNotify from XAWT thread,
> and DataTransferer.convertData() called on XAWT thread waiting event 
> processing on the EventQueue thread.
> Here it is our OperationTimedOut exception.
>
> So the fix is simply to allow to process this ConfigureNotify event.
>
> JDK-7033533 and this fix should be backported to 8u40 to support 
> realSync() on OEL7.
>
> [1] https://bugs.openjdk.java.net/browse/JDK-7033533 realSync() 
> doesn't work with Xfce
>


-- 
Best regards, Sergey.