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-  W3CHINA.ORG讨论区 - 语义网·描述逻辑·本体·RDF·OWL  (http://bbs.xml.org.cn/index.asp)
--  『 Semantic Web(语义Web)/描述逻辑/本体 』  (http://bbs.xml.org.cn/list.asp?boardid=2)
----  运行owls api 3.0中实例出问题org.xml.sax.SAXParseException: Content is not allowed in prolog.  (http://bbs.xml.org.cn/dispbbs.asp?boardid=2&rootid=&id=91481)


--  作者:zecstc
--  发布时间:6/20/2011 11:07:00 AM

--  运行owls api 3.0中实例出问题org.xml.sax.SAXParseException: Content is not allowed in prolog.
用owls-api 3.0 运行源码库中的CreateComplexProcess实例时,出现以下错误,好像是XMl文件解析问题,请教做语义网的朋友,这个问题该如何解决?
Exception in thread "main" com.hp.hpl.jena.shared.JenaException: org.xml.sax.SAXParseException: Content is not allowed in prolog.
 at com.hp.hpl.jena.rdf.model.impl.RDFDefaultErrorHandler.fatalError(RDFDefaultErrorHandler.java:45)
 at com.hp.hpl.jena.rdf.arp.impl.ARPSaxErrorHandler.fatalError(ARPSaxErrorHandler.java:35)
 at com.hp.hpl.jena.rdf.arp.impl.XMLHandler.warning(XMLHandler.java:225)
 at com.hp.hpl.jena.rdf.arp.impl.XMLHandler.fatalError(XMLHandler.java:255)
 at org.apache.xerces.util.ErrorHandlerWrapper.fatalError(Unknown Source)
 at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
 at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
 at org.apache.xerces.impl.XMLScanner.reportFatalError(Unknown Source)
 at org.apache.xerces.impl.XMLDocumentScannerImpl$PrologDispatcher.dispatch(Unknown Source)
 at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
 at org.apache.xerces.parsers.DTDConfiguration.parse(Unknown Source)
 at org.apache.xerces.parsers.DTDConfiguration.parse(Unknown Source)
 at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
 at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
 at com.hp.hpl.jena.rdf.arp.impl.RDFXMLParser.parse(RDFXMLParser.java:142)
 at com.hp.hpl.jena.rdf.arp.JenaReader.read(JenaReader.java:158)
 at com.hp.hpl.jena.rdf.arp.JenaReader.read(JenaReader.java:145)
 at com.hp.hpl.jena.rdf.arp.JenaReader.read(JenaReader.java:183)
 at com.hp.hpl.jena.rdf.model.impl.ModelCom.read(ModelCom.java:192)
 at com.hp.hpl.jena.ontology.impl.OntModelImpl.read(OntModelImpl.java:2033)
 at impl.jena.OWLModelImpl.parseLiteral(OWLModelImpl.java:1560)
 at impl.owls.grounding.WSDLAtomicGroundingImpl.invoke(WSDLAtomicGroundingImpl.java:227)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executeAtomicProcess(ProcessExecutionEngineImpl.java:303)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executeAtomicProcess(ProcessExecutionEngineImpl.java:1)
 at impl.owls.process.AtomicProcessImpl.execute(AtomicProcessImpl.java:102)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executePerform(ProcessExecutionEngineImpl.java:373)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executePerform(ProcessExecutionEngineImpl.java:1)
 at impl.owls.process.constructs.PerformImpl.execute(PerformImpl.java:169)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executeSequence(ProcessExecutionEngineImpl.java:410)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executeSequence(ProcessExecutionEngineImpl.java:1)
 at impl.owls.process.constructs.SequenceImpl.execute(SequenceImpl.java:69)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executeCompositeProcess(ProcessExecutionEngineImpl.java:324)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.executeCompositeProcess(ProcessExecutionEngineImpl.java:1)
 at impl.owls.process.CompositeProcessImpl.execute(CompositeProcessImpl.java:174)
 at impl.owls.process.execution.ProcessExecutionEngineImpl.execute(ProcessExecutionEngineImpl.java:252)
 at examples.CreateSequence.runTest(CreateSequence.java:248)
 at examples.CreateSequence.main(CreateSequence.java:266)
Caused by: org.xml.sax.SAXParseException: Content is not allowed in prolog.
 at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source)
 ... 33 more
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