I didn't know it was Artem's suggestion. And I still think that the current fix is riskier than just returning null.

However, I agree that an app is likely to die either way. So if everyone else is OK with this fix, let it be. I think that CGraphicsEnvironment.getDefaultScreenDevice() should be rewritten too in that case, since it should never encounter an empty devices list anymore, so the current logic in that method looks redundant.

--
best regards,
Anthony

On 09/24/2013 01:12 PM, Sergey Bylokhov wrote:
No. If we return null here we just die sometimes later.
if it return null then this occured.
https://java.net/jira/browse/MACOSX_PORT-203
Actually AWTError is a Artem's suggestion. I think headless exception is better.

====================================================================
Hi Sergey,

I think that throwing an AWTError is too risky for JDK 8. We might want
to implement this early in JDK 9 though.

For now, I think returning null is OK. E.g., see
CGraphicsEnvironment.getDefaultScreenDevice(). It simply returns null if
there's no screen devices found after a second re-initialization
attempt. The rest of code (user apps and tests) seem to be happy with
this implementation.

--
best regards,
Anthony

On 09/23/2013 09:59 PM, sergey malenkov wrote:
Could you please review the second version of the fix:
http://cr.openjdk.java.net/~malenkov/7117595.8.1/
I throw AWTError if there are no more screen devices.

On 23.09.2013 16:47, sergey malenkov wrote:
Hello,

Could you please review the following fix:
fix:http://cr.openjdk.java.net/~malenkov/7117595.8.0/
bug:https://bugs.openjdk.java.net/browse/JDK-7117595

Thanks,
SAM

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