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https://issues.apache.org/jira/browse/TIKA-2727?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16626408#comment-16626408
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Slava G commented on TIKA-2727:
-------------------------------
Tried to reproduce, after few hundreds xml that was transfer to TIKA for
parsing, it's hanged out:
at org.apache.xerces.impl.XMLEntityScanner.load(Unknown Source)
at org.apache.xerces.impl.XMLEntityScanner.scanLiteral(Unknown Source)
at org.apache.xerces.impl.XMLScanner.scanAttributeValue(Unknown Source)
at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanAttribute(Unknown
Source)
at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown
Source)
at
org.apache.xerces.impl.XMLNSDocumentScannerImpl$NSContentDispatcher.scanRootElementHook(Unknown
Source)
at
org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown
Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown
Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
at org.apache.xerces.jaxp.SAXParserImpl.parse(Unknown Source)
at javax.xml.parsers.SAXParser.parse(SAXParser.java:195)
at org.apache.tika.utils.XMLReaderUtils.parseSAX(XMLReaderUtils.java:371)
at
org.apache.tika.detect.XmlRootExtractor.extractRootElement(XmlRootExtractor.java:53)
at
org.apache.tika.detect.XmlRootExtractor.extractRootElement(XmlRootExtractor.java:44)
at org.apache.tika.mime.MimeTypes.getMimeType(MimeTypes.java:212)
at org.apache.tika.mime.MimeTypes.detect(MimeTypes.java:493)
at org.apache.tika.detect.CompositeDetector.detect(CompositeDetector.java:84)
> Parsing and detect mime type of XML file stuck in infinite loop
> ---------------------------------------------------------------
>
> Key: TIKA-2727
> URL: https://issues.apache.org/jira/browse/TIKA-2727
> Project: Tika
> Issue Type: Bug
> Components: detector, parser
> Affects Versions: 1.17
> Reporter: Slava G
> Assignee: Tim Allison
> Priority: Major
> Fix For: 1.19, 2.0.0
>
> Attachments: 1_e3e13f0e-7085-4000-a558-5d255ed7a944.xml
>
>
> Hi,
> I'm trying to parse (even mime type detect) some XML file that it's not
> large, but kinda tricky and my process hangs on :
> XMLStringBuffer.append(char[], int, int) line: not available
> XMLStringBuffer.append(XMLString) line: not available
> XMLNSDocumentScannerImpl(XMLScanner).scanAttributeValue(XMLString, XMLString,
> String, boolean, String) line: not available
> XMLNSDocumentScannerImpl.scanAttribute(XMLAttributesImpl) line: not available
> XMLNSDocumentScannerImpl.scanStartElement() line: not available
> XMLNSDocumentScannerImpl$NSContentDispatcher.scanRootElementHook() line: not
> available
> XMLNSDocumentScannerImpl$NSContentDispatcher(XMLDocumentFragmentScannerImpl$FragmentContentDispatcher).dispatch(boolean)
> line: not available
> XMLNSDocumentScannerImpl(XMLDocumentFragmentScannerImpl).scanDocument(boolean)
> line: not available
> XIncludeAwareParserConfiguration(XML11Configuration).parse(boolean) line: not
> available
> XIncludeAwareParserConfiguration(XML11Configuration).parse(XMLInputSource)
> line: not available
> SAXParserImpl$JAXPSAXParser(XMLParser).parse(XMLInputSource) line: not
> available
> SAXParserImpl$JAXPSAXParser(AbstractSAXParser).parse(InputSource) line: not
> available
> SAXParserImpl$JAXPSAXParser.parse(InputSource) line: not available
> SAXParserImpl.parse(InputSource, DefaultHandler) line: not available
> SAXParserImpl(SAXParser).parse(InputStream, DefaultHandler) line: 195
> XmlRootExtractor.extractRootElement(InputStream) line: 62
> XmlRootExtractor.extractRootElement(byte[]) line: 42
> MimeTypes.getMimeType(byte[]) line: 212
> MimeTypes.detect(InputStream, Metadata) line: 494
> DefaultDetector(CompositeDetector).detect(InputStream, Metadata) line: 84
>
> Please see attached XML file.
> Please advise.
> Thanks
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