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Date: Mon, 19 Oct 2009 19:29:59 +0000 (UTC)
From: "Michael McCandless (JIRA)" <jira@apache.org>
To: java-dev@lucene.apache.org
Subject: [jira] Created: (LUCENE-1996) EnwikiContentSource isn't thread safe
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EnwikiContentSource isn't thread safe
-------------------------------------

                 Key: LUCENE-1996
                 URL: https://issues.apache.org/jira/browse/LUCENE-1996
             Project: Lucene - Java
          Issue Type: Bug
          Components: contrib/benchmark
            Reporter: Michael McCandless
            Priority: Minor
             Fix For: 3.1


When I run this alg:
{code}
analyzer=org.apache.lucene.analysis.standard.StandardAnalyzer

content.source=org.apache.lucene.benchmark.byTask.feeds.EnwikiContentSource
docs.file=/x/lucene/enwiki-20090724-pages-articles.xml.bz2
doc.tokenized = false
ram.flush.mb=32.0


doc.stored = false
doc.term.vector = false
log.step.AddDoc=10000

directory=FSDirectory
autocommit=false
compound=false

work.dir=/lucene/work.wiki.nd0.02M

{ "BuildIndex"
  - CreateIndex
  [ { "AddDocs" AddDoc > : 10000 } : 2
  - CloseIndex
}

RepSumByPrefRound BuildIndex
{code}

I hit exceptions in each thread like this:

{code}
Exception in thread "Thread-2" java.lang.RuntimeException: org.xml.sax.SAXParseException: Open quote is expected for attribute "msxi" associated with an  element type  "mdiiki".
	at org.apache.lucene.benchmark.byTask.feeds.EnwikiContentSource$Parser.run(EnwikiContentSource.java:189)
	at java.lang.Thread.run(Thread.java:613)
Caused by: org.xml.sax.SAXParseException: Open quote is expected for attribute "msxi" associated with an  element type  "mdiiki".
	at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:236)
	at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:215)
	at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:386)
	at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:316)
	at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1441)
	at com.sun.org.apache.xerces.internal.impl.XMLScanner.scanAttributeValue(XMLScanner.java:802)
	at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanAttribute(XMLNSDocumentScannerImpl.java:578)
	at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:222)
	at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl$NSContentDispatcher.scanRootElementHook(XMLNSDocumentScannerImpl.java:779)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1794)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:368)
	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:834)
	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:764)
	at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:148)
	at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1242)
	at org.apache.lucene.benchmark.byTask.feeds.EnwikiContentSource$Parser.run(EnwikiContentSource.java:166)
	... 1 more
{code}

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