<AWT Dev> RFR: [12] JDK-8196681: Java Access Bridge logging and debug flags dynamically controlled

Krishna Addepalli krishna.addepalli at oracle.com
Mon Sep 17 21:43:39 UTC 2018

Hi Sergey,

Since the bug was about supporting Java Access Bridge Debugging, I have enabled logging only for Java Access Bridge. So, any log statements form Windows Access bridge are ignored.

Do you think we should enable logging for Windows Access Bridge as well?


> On 17-Sep-2018, at 11:12 AM, Sergey Bylokhov <Sergey.Bylokhov at oracle.com> wrote:
> Hi, Krishna.
> Can you please recheck how this logging will work when jab code will print something in parallel. As far as I understand libwindowsaccessbridge is loaded by the JAWS and libjavaaccessbridge by java, is it possibly that the log file will be garbled because of two libraries will print in parallel?
> On 13/09/2018 12:25, Krishna Addepalli wrote:
>> Hi All,
>> Enhancement: https://bugs.openjdk.java.net/browse/JDK-8196681
>> Webrev: http://cr.openjdk.java.net/~kaddepalli/8196681/webrev00/ <http://cr.openjdk.java.net/%7Ekaddepalli/8196681/webrev00/>
>> Please review an enhancement for supporting the logging of Java Access Bridge, so that customers/users facing problems with Accessibility can turn on/off logging to debug problems with this feature.
>> The proposed solution is to have the user/developer define an environment variable “*JAVA_ACCESSBRIDGE_LOGFILE*” and filling with the path to the log file.
>> The JavaAccessBridge will read the variable, and write to the file in the path provided.
>> Note that the implementation is simplistic, and doesnot have any way to handle multiple applications, since it is a debug only feature.
>> Thanks,
>> Krishna
> -- 
> Best regards, Sergey.

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