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https://issues.apache.org/jira/browse/TIKA-520?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sjoerd Smeets updated TIKA-520:
-------------------------------

    Attachment: diff.txt
                testDWG2004_no_header.dwg

Attached a propose patch with test case and test document

> DWG parser throws ArrayIndexOutOfBoundsException when address to the header 
> is 0x00
> -----------------------------------------------------------------------------------
>
>                 Key: TIKA-520
>                 URL: https://issues.apache.org/jira/browse/TIKA-520
>             Project: Tika
>          Issue Type: Bug
>          Components: parser
>    Affects Versions: 0.8
>         Environment: Linux
>            Reporter: Sjoerd Smeets
>         Attachments: diff.txt, testDWG2004_no_header.dwg
>
>   Original Estimate: 0.5h
>  Remaining Estimate: 0.5h
>
> For some AutoCad 2004 files, the address on 0x20, which should point to the 
> summary info is 0x00. This causes an ArrayIndexOutOfBoundException as stated 
> below. Attached is a document that is causing this issue and a proposed patch 
> for the file.
> java.lang.ArrayIndexOutOfBoundsException: -1
>       at org.apache.tika.parser.dwg.DWGParser.get2004Props(DWGParser.java:103)
>       at org.apache.tika.parser.dwg.DWGParser.parse(DWGParser.java:77)
>       at com.ravn.test.tika.AutCadTester.parseOrg(AutCadTester.java:78)
>       at com.ravn.test.AutoCadTester.main(AutoCadTester.java:32)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>       at java.lang.reflect.Method.invoke(Method.java:597)
>       at com.intellij.rt.execution.application.AppMain.main(AppMain.java:115)

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