[OpenJDK 2D-Dev] [10] Review request for 8181659: Create an alternative fix for JDK-8167102, whose fix was backed out

Phil Race philip.race at oracle.com
Mon Nov 27 23:13:43 UTC 2017


getPageFormatFromAttributes(..) was added to fix some mac specific issues :
https://bugs.openjdk.java.net/browse/JDK-8025990 which is why it is used 
only on mac, so I think it is OK to assume it can be modified to fix a 
further Mac bug. So this seems OK. -phil.

On 11/23/2017 08:54 AM, Anton Litvinov wrote:
> Hello Prasanta and Phil,
> Could you please review the following fix for the bug consisting in 
> creation of the alternative version of the fix for 
> (https://bugs.openjdk.java.net/browse/JDK-8167102). I am writing to 
> you directly, because you reviewed my first fix for this bug, which 
> then caused the bug (https://bugs.openjdk.java.net/browse/JDK-8181192) 
> and was backed out by the fix for JDK-8181192.
> Bug: https://bugs.openjdk.java.net/browse/JDK-8181659
> Webrev: http://cr.openjdk.java.net/~alitvinov/8181659/jdk10/webrev.00
> This fix is actually the first version of the fix for JDK-8167102 with 
> insignificant changes:
> - edited comment text;
> - 1 redundant check on equality to "null" is removed;
> - exclusion of the regression test 
> "test/jdk/java/awt/print/PageFormat/WrongPaperPrintingTest.java" 
> developed for JDK-8167102 is cancelled by removal of "@ignore" tag 
> from the test.
> 1)  The fix is completely OS X specific, because the edited method 
> "sun.print.RasterPrinterJob.getPageFormatFromAttributes()" is invoked 
> only from the OS X native code in file 
> "src/java.desktop/macosx/native/libawt_lwawt/awt/CPrinterJob.m".
> 2)  Corrects the behavior of 
> "RasterPrinterJob.getPageFormatFromAttributes" method to return a new 
> "PageFormat" based on corresponding values of the existing 
> "PageFormat" set by the user through 
> "java.awt.print.PrinterJob.setPrintable(Printable, PageFormat)", if 
> the user does not supply "OrientationRequested", "MediaSizeName", 
> "MediaPrintableArea" attributes during the call to 
> "PrinterJob.print(PrintRequestAttributeSet)".
> 3) Eliminates the possibility of being blocked during the call 
> "Pageable.getPageFormat(int)", like it was with the previous version 
> of the fix, because now the fix calls "getPageFormat(int)" only for 
> "Pageable" of type "sun.print.OpenBook", which is used by JDK 
> especially, when "PageFormat" is the same for all pages of the 
> document, when the user calls "PrinterJob.setPrintable(Printable, 
> PageFormat)".
> I verified that this fix resolves the original bug JDK-8167102 and 
> does not cause the regression JDK-8181192.
> Thank you,
> Anton

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