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Posted to dev@pdfbox.apache.org by "ASF subversion and git services (JIRA)" <ji...@apache.org> on 2019/02/03 06:34:00 UTC
[jira] [Commented] (PDFBOX-4446) Tolerate some incorrect Xref in
PDF file
[ https://issues.apache.org/jira/browse/PDFBOX-4446?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16759311#comment-16759311 ]
ASF subversion and git services commented on PDFBOX-4446:
---------------------------------------------------------
Commit 1852813 from Tilman Hausherr in branch 'pdfbox/branches/2.0'
[ https://svn.apache.org/r1852813 ]
PDFBOX-4446: tolerate some incorrect Xref in PDF file, as suggested by Derek Liu
> Tolerate some incorrect Xref in PDF file
> ----------------------------------------
>
> Key: PDFBOX-4446
> URL: https://issues.apache.org/jira/browse/PDFBOX-4446
> Project: PDFBox
> Issue Type: Bug
> Components: Parsing
> Affects Versions: 2.0.14, 3.0.0 PDFBox
> Reporter: Derek Liu
> Priority: Major
> Fix For: 2.0.14, 3.0.0 PDFBox
>
> Attachments: Reproduce_Step.png
>
>
> Some PDF file may not have correct Xref, and we should tolerate them. Or just log an error but not raise exception.
> {code}
> pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java | 3 +++
> 1 file changed, 3 insertions(+)
> diff --git a/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java b/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java
> index 8ca955ed2..b2b28b258 100644
> --- a/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java
> +++ b/pdfbox/src/main/java/org/apache/pdfbox/pdfparser/COSParser.java
> @@ -721,6 +721,9 @@ public class COSParser extends BaseParser
> }
> }
>
> + if( fileOffset == null ) {
> + continue;
> + }
> List<COSObject> stmObjects = objToBeParsed.get(fileOffset);
> if (stmObjects == null)
> {
> {code}
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