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Posted to dev@pdfbox.apache.org by "Derek Liu (JIRA)" <ji...@apache.org> on 2019/01/29 11:22:00 UTC
[jira] [Comment Edited] (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=16754853#comment-16754853 ]
Derek Liu edited comment on PDFBOX-4446 at 1/29/19 11:21 AM:
-------------------------------------------------------------
Yes, I tested it with latest trunk. The PDF generated by JReport 15.6, which it may lost some Xref.
The PDF file is confidential, so I can't put it at here.
!Reproduce_Step.png!
was (Author: liu1985629):
Yes, I tested it with latest trunk. The PDF generated by JReport 15.6, which it may lost some Xref.
The PDF file is confidential, so I can't put it at here.
> 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
> 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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