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Posted to dev@tika.apache.org by "Jukka Zitting (JIRA)" <ji...@apache.org> on 2010/05/26 10:51:33 UTC
[jira] Commented: (TIKA-429) Error parsing DTD
[ https://issues.apache.org/jira/browse/TIKA-429?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12871570#action_12871570 ]
Jukka Zitting commented on TIKA-429:
------------------------------------
Looks like the input document is incorrectly treated as XML and fed to a normal XML parser.
As a first step in fixing this we should improve the type detection code to better detect DTDs. The next step would then be a dedicated DTD parser, though AFAIUI there aren't too many standalone DTD parsers. DTD parsing is typically done just as a side-effect of XML or SGML parsing.
> Error parsing DTD
> -----------------
>
> Key: TIKA-429
> URL: https://issues.apache.org/jira/browse/TIKA-429
> Project: Tika
> Issue Type: Bug
> Components: parser
> Affects Versions: 0.7
> Reporter: Erik Hetzner
> Priority: Minor
>
> I don't think attempting to parse a DTD should throw an error.
> Thanks!
> $ curl -s http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd | java -jar tika-app-0.7.jar
> Exception in thread "main" org.apache.tika.exception.TikaException: TIKA-237: Illegal SAXException from org.apache.tika.parser.xml.DcXMLParser@28bb0d0d
> at org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:142)
> at org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:99)
> at org.apache.tika.cli.TikaCLI.process(TikaCLI.java:155)
> at org.apache.tika.cli.TikaCLI.main(TikaCLI.java:65)
> Caused by: org.xml.sax.SAXParseException: The markup in the document preceding the root element must be well-formed.
> at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:195)
> at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:174)
> at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:388)
> at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1414)
> at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:915)
> at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
> at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140)
> at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511)
> at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808)
> at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
> at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119)
> at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
> at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
> at javax.xml.parsers.SAXParser.parse(SAXParser.java:395)
> at javax.xml.parsers.SAXParser.parse(SAXParser.java:198)
> at org.apache.tika.parser.xml.XMLParser.parse(XMLParser.java:86)
> at org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:132)
> ... 3 more
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