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https://issues.apache.org/jira/browse/PDFBOX-5681?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andreas Lehmkühler updated PDFBOX-5681:
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Fix Version/s: 3.0.1 PDFBox
4.0.0
> ConcurrentModificationException in getObjectsByType() in 3.x
> ------------------------------------------------------------
>
> Key: PDFBOX-5681
> URL: https://issues.apache.org/jira/browse/PDFBOX-5681
> Project: PDFBox
> Issue Type: Bug
> Affects Versions: 3.0.0 PDFBox
> Reporter: Tim Allison
> Assignee: Andreas Lehmkühler
> Priority: Minor
> Fix For: 3.0.1 PDFBox, 4.0.0
>
> Attachments: PDFBOX-3714-2.pdf
>
>
> [~tilman]'s regression testing turned up this exception when we integrate
> PDFBox 3.0.0 into Tika:
> {noformat}
> java.util.ConcurrentModificationException
> at java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1597)
> at java.base/java.util.HashMap$KeyIterator.next(HashMap.java:1620)
> at
> org.apache.pdfbox.cos.COSDocument.getObjectsByType(COSDocument.java:254)
> at
> org.apache.pdfbox.cos.COSDocument.getObjectsByType(COSDocument.java:240)
> {noformat}
> I can replicate this exception consistently on the attached file.
> With this code:
> {noformat}
> Path path = Paths.get("/.../PDFBOX-3714-2.pdf");
> PDDocument document = Loader.loadPDF(path.toFile());
> List<COSObject> objs =
> document.getDocument().getObjectsByType(COSName.FILESPEC);
> {noformat}
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