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Posted to commits@pdfbox.apache.org by le...@apache.org on 2022/04/13 06:11:04 UTC
svn commit: r1899795 - /pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java
Author: lehmi
Date: Wed Apr 13 06:11:04 2022
New Revision: 1899795
URL: http://svn.apache.org/viewvc?rev=1899795&view=rev
Log:
PDFBOX-5413: skip objects only if another one is expected at the very same or nearby offset
Modified:
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java
Modified: pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java?rev=1899795&r1=1899794&r2=1899795&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java (original)
+++ pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java Wed Apr 13 06:11:04 2022
@@ -1286,8 +1286,11 @@ public class COSParser extends BaseParse
long newObjNr = readObjectNumber();
int newGenNr = readGenerationNumber();
COSObjectKey newObjKey = new COSObjectKey(newObjNr, newGenNr);
- // the found object number belongs to another uncompressed object, something has to be wrong
- if (xrefOffset.containsKey(newObjKey) && xrefOffset.get(newObjKey) > 0)
+ Long existingOffset = xrefOffset.get(newObjKey);
+ // the found object number belongs to another uncompressed object at the same or nearby offset
+ // something has to be wrong
+ if (existingOffset != null && existingOffset > 0
+ && Math.abs(offset - existingOffset) < 10)
{
LOG.debug("Found the object " + newObjKey + " instead of " //
+ objectKey + " at offset " + offset //