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From "David Horwitz (JIRA)" <j...@apache.org>
Subject [jira] Commented: (PDFBOX-647) Invalid dictionary causes infinate loop
Date Thu, 04 Mar 2010 11:04:27 GMT

    [ https://issues.apache.org/jira/browse/PDFBOX-647?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12841183#action_12841183
] 

David Horwitz commented on PDFBOX-647:
--------------------------------------

Stack leading to the loop:

2010-03-04 12:57:52,943  INFO Timer-2 org.sakaiproject.search.component.adapter.contenthosting.ContentHostingContentProducer
- Digesting /content/group/a55cdc31-260e-494c-af3c-a39\
011681a56/pdfs/Function Structure example.pdf
2010-03-04 12:57:52,963 ERROR Timer-2 org.apache.pdfbox.filter.FlateFilter - Stop reading
corrupt stream
2010-03-04 12:57:52,992  WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Corrupt object
reference
2010-03-04 12:57:52,993  WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Corrupt object
reference
2010-03-04 12:57:52,993  WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid dictionary,
found:� but expected:''
2010-03-04 12:57:52,993  WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid dictionary,
found:� but expected:''
2010-03-04 12:57:52,993  WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid dictionary,
found:� but expected:''
2010-03-04 12:57:52,993  WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid dictionary,
found:� but expected:''

Will review pdf to see if can be shared on the ticket

> Invalid dictionary causes infinate loop
> ---------------------------------------
>
>                 Key: PDFBOX-647
>                 URL: https://issues.apache.org/jira/browse/PDFBOX-647
>             Project: PDFBox
>          Issue Type: Bug
>          Components: Parsing
>    Affects Versions: 1.0.0
>            Reporter: David Horwitz
>            Priority: Critical
>
> Parsing a pdf document seemed to cause pdfbox to go into an infinate loop logging the
following:
> 2010-03-03 23:25:33,923 WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid
dictionary, found:� but expected:''
> 2010-03-03 23:25:33,923 WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid
dictionary, found:� but expected:''
> 2010-03-03 23:25:33,923 WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid
dictionary, found:� but expected:''
> 2010-03-03 23:25:33,923 WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid
dictionary, found:� but expected:''
> 2010-03-03 23:25:33,923 WARN Timer-2 org.apache.pdfbox.pdfparser.BaseParser - Invalid
dictionary, found:� but expected:'' 
> This caused the app servers log to fill up all available space ....

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