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https://issues.apache.org/jira/browse/PDFBOX-5596?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17720332#comment-17720332
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Dewang Sun commented on PDFBOX-5596:
------------------------------------
Thank you! It works.
> MyPageDrawer#getPaint may produce UnsupportedOperationException
> ---------------------------------------------------------------
>
> Key: PDFBOX-5596
> URL: https://issues.apache.org/jira/browse/PDFBOX-5596
> Project: PDFBox
> Issue Type: Bug
> Components: Rendering, Utilities
> Affects Versions: 2.0.24, 2.0.28
> Reporter: Dewang Sun
> Assignee: Tilman Hausherr
> Priority: Minor
> Fix For: 2.0.29, 3.0.0 PDFBox
>
>
> this is the detail message:
> Exception in thread "main" java.lang.UnsupportedOperationException
> at
> org.apache.pdfbox.pdmodel.graphics.color.PDPattern.toRGB(PDPattern.java:95)
> at
> org.apache.pdfbox.pdmodel.graphics.color.PDColor.toRGB(PDColor.java:153)
> at
> org.apache.pdfbox.examples.rendering.CustomPageDrawer$MyPageDrawer.getPaint(CustomPageDrawer.java:109)
> at
> org.apache.pdfbox.rendering.PageDrawer.getNonStrokingPaint(PageDrawer.java:748)
> at org.apache.pdfbox.rendering.PageDrawer.fillPath(PageDrawer.java:880)
> at
> org.apache.pdfbox.examples.rendering.CustomPageDrawer$MyPageDrawer.fillPath(CustomPageDrawer.java:163)
> at
> org.apache.pdfbox.contentstream.operator.graphics.FillEvenOddRule.process(FillEvenOddRule.java:37)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:933)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:514)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:492)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processPage(PDFStreamEngine.java:155)
> at org.apache.pdfbox.rendering.PageDrawer.drawPage(PageDrawer.java:280)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:347)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:268)
> at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:228)
> at
> org.apache.pdfbox.examples.rendering.CustomPageDrawer.main(CustomPageDrawer.java:67)
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