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https://issues.apache.org/jira/browse/PDFBOX-3375?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15394359#comment-15394359
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ASF subversion and git services commented on PDFBOX-3375:
---------------------------------------------------------
Commit 1754170 from [~tilman] in branch 'pdfbox/trunk'
[ https://svn.apache.org/r1754170 ]
PDFBOX-3375: use explicit lock object, as suggested by Philip Helger a
> Use a static lock for a singleton
> ---------------------------------
>
> Key: PDFBOX-3375
> URL: https://issues.apache.org/jira/browse/PDFBOX-3375
> Project: PDFBox
> Issue Type: Bug
> Components: PDModel
> Affects Versions: 2.0.2, 2.1.0
> Reporter: Andreas Lehmkühler
> Assignee: Andreas Lehmkühler
> Fix For: 2.0.3, 2.1.0
>
> Attachments: pdfbox3375.patch
>
>
> Our build is failing from time to time throwing the following exception
> {code}
> java.awt.color.CMMException: Invalid profile data
> at sun.java2d.cmm.kcms.CMM.checkStatus(CMM.java:180)
> at sun.java2d.cmm.kcms.CMM.createTransform(CMM.java:134)
> at java.awt.color.ICC_ColorSpace.toRGB(ICC_ColorSpace.java:166)
> at
> org.apache.pdfbox.pdmodel.graphics.color.PDDeviceRGB.init(PDDeviceRGB.java:69)
> at
> org.apache.pdfbox.pdmodel.graphics.color.PDDeviceRGB.toRGB(PDDeviceRGB.java:103)
> at org.apache.pdfbox.rendering.PageDrawer.getPaint(PageDrawer.java:237)
> at
> org.apache.pdfbox.rendering.PageDrawer.getNonStrokingPaint(PageDrawer.java:529)
> at org.apache.pdfbox.rendering.PageDrawer.fillPath(PageDrawer.java:600)
> at
> org.apache.pdfbox.contentstream.operator.graphics.FillNonZeroRule.process(FillNonZeroRule.java:36)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:815)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:472)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:446)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:178)
> at
> org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:815)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:472)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:446)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processPage(PDFStreamEngine.java:149)
> at org.apache.pdfbox.rendering.PageDrawer.drawPage(PageDrawer.java:189)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:145)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:68)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:55)
> at
> org.apache.pdfbox.rendering.TestRendering.render(TestRendering.java:79)
> {code}
> In PDDeviceRGB the non-static init method is synchronized using the instance
> of the class as lock object. So far so good. But as the class is used a
> singleton a static object has to be used as lock object.
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