JIANG LIGUO created PDFBOX-6075:
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Summary: PDPageContentStream.close() method cannot execute
repeatedly
Key: PDFBOX-6075
URL: https://issues.apache.org/jira/browse/PDFBOX-6075
Project: PDFBox
Issue Type: Bug
Components: PDModel
Affects Versions: 3.0.3 PDFBox
Reporter: JIANG LIGUO
Attachments: image-2025-09-24-18-08-15-654.png,
image-2025-09-24-18-14-47-166.png
the method PDPageContentStream.close() exists a logic to check for null/empty
in version 2.0.33.
!image-2025-09-24-18-08-15-654.png|width=456,height=285!
but in version 3.0.3，this method was migrated to parent class
PDPageContentStream, and the logic to check for null/empty was removed.
!image-2025-09-24-18-14-47-166.png|width=660,height=149!
then I failed to call PDPageContentStream.close() second, it raise NPE.
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