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Type:
Bug
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Status: Closed
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: 1.8.16, 2.0.12
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Fix Version/s: 1.8.17, 2.0.13, 3.0.0 PDFBox
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Component/s: PDModel
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Labels:None
java.lang.StackOverflowError: null java.lang.ref.Finalizer.<init>(Unknown Source) java.lang.ref.Finalizer.register(Unknown Source) java.lang.Object.<init>(Unknown Source) java.util.zip.Inflater.<init>(Unknown Source) org.apache.pdfbox.filter.FlateFilter.decompress(FlateFilter.java:74) org.apache.pdfbox.filter.FlateFilter.decode(FlateFilter.java:50) org.apache.pdfbox.filter.Filter.decode(Filter.java:87) org.apache.pdfbox.cos.COSInputStream.create(COSInputStream.java:77) org.apache.pdfbox.cos.COSStream.createInputStream(COSStream.java:178) org.apache.pdfbox.cos.COSStream.createInputStream(COSStream.java:166) org.apache.pdfbox.pdmodel.graphics.form.PDFormXObject.getContents(PDFormXObject.java:144) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:495) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:70) org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:853) org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:506) org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:478) org.apache.pdfbox.contentstream.PDFStreamEngine.showForm(PDFStreamEngine.java:187) ...
The cause is that one of the form XObjects has a resource entry but that is null. So in PDFStreamEngine the parent resources is used. This results that form Fm0, which has "/Fm0 Do", references itself.
The solution for now is to return an empty resouces instead of null when the key exists.
- relates to
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PDFBOX-1359 stack overflow~~ ExtractText (PDF2TXT)
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- Closed
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