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Unhandled exception when Size is not an integer #744

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merged 3 commits into from
Jan 12, 2023
Merged

Unhandled exception when Size is not an integer #744

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c086b1d
Unhandeld exception when Encrypt is a Dictionary and not an indirect …
samalloing Apr 26, 2022
ef8f1e6
Unhandled exception when Size is not an Integer
samalloing Apr 26, 2022
ba56767
Merge branch 'integration' into sampatch2
carlwilson Jan 12, 2023
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10 changes: 7 additions & 3 deletions jhove-modules/pdf-hul/src/main/java/edu/harvard/hul/ois/jhove/module/PdfModule.java
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Original file line number Diff line number Diff line change
Expand Up @@ -470,7 +470,7 @@ public class PdfModule extends ModuleBase {
protected Map<Integer, Integer> _pageSeqMap;

protected PdfIndirectObj _docCatDictRef;
protected PdfIndirectObj _encryptDictRef;
protected PdfIndirectObj _encryptDictRef;
protected PdfIndirectObj _docInfoDictRef;
protected PdfIndirectObj _pagesDictRef;

Expand Down Expand Up @@ -1335,9 +1335,13 @@ protected boolean parseTrailer(RepInfo info, boolean prevOnly)
_numObjects = -1;
if (obj instanceof PdfSimpleObject) {
token = ((PdfSimpleObject) obj).getToken();
if (token instanceof Numeric)
if (token instanceof Numeric) {
_numObjects = ((Numeric) token).getIntegerValue();
_xref = new long[_numObjects];
_xref = new long[_numObjects];
} else {
throw new PdfInvalidException(MessageConstants.PDF_HUL_73, // PDF-HUL-73
_parser.getOffset());
}
}
if (_numObjects < 0) {
throw new PdfInvalidException(MessageConstants.PDF_HUL_73, // PDF-HUL-73
Expand Down