W3CHINA.ORG讨论区--Jena出错问题询问？？？急求解答！

贴子主题： Jena出错问题询问？？？急求解答！

本主题类别:

我做了一个简单的本题操作程序，可是执行时的报错令我疑惑，程序在别人那里可以运行，而且所用的包我也导进来了，怎么在我的机器上就是报错啊？？？而且在Dos下执行时也报同样的错误。请各位大侠帮帮忙吧，谢谢了！我用的是eclipse3.2+jena-2.5+jdk1.5

源代码：-------------------------------------------------------------------------------------------------
import java.io.FileInputStream;
import java.io.FileNotFoundException;

import com.hp.hpl.jena.ontology.OntClass;
import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.rdf.model.ModelFactory;

public class Testmain {

public Testmain(){

}

public OntModel getModel(){
                        String file = "D://testOWL/terrorOnt.owl";
                        OntModel ontModel= ModelFactory.createOntologyModel();
                        try {
                           ontModel.read(new FileInputStream(file), "");
                         }
                        catch (FileNotFoundException ex) {
                           System.out.println("!!!");
                        };
                         return ontModel;
                };

public static void main(String args[]){
     OntModel m = ModelFactory.createOntologyModel();
     Testmain test = new Testmain();
    m = test.getModel();
    String ontoNS = "http://www.mindswap.org#";
    OntClass concept = m.getOntClass(ontoNS + "Car");
    System.out.println(concept.getLocalName());


              }
}
//----------------------------------------------------------------------------------------------------------

出错信息：---------------------------------------------------------------------------------------------
Exception in thread "main" java.lang.NoSuchMethodError: org.apache.xerces.parsers.SAXParser.<init>(Lorg/apache/xerces/xni/parser/XMLParserConfiguration;)V
at com.hp.hpl.jena.rdf.arp.impl.RDFXMLParser$MySAXParser.<init>(RDFXMLParser.java:55)
at com.hp.hpl.jena.rdf.arp.impl.RDFXMLParser.create(RDFXMLParser.java:82)
at com.hp.hpl.jena.rdf.arp.JenaReader.<init>(JenaReader.java:77)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at com.hp.hpl.jena.rdf.model.impl.RDFReaderFImpl.getReader(RDFReaderFImpl.java:113)
at com.hp.hpl.jena.rdf.model.impl.ModelCom.read(ModelCom.java:230)
at com.hp.hpl.jena.ontology.OntDocumentManager.findMetadata(OntDocumentManager.java:1010)
at com.hp.hpl.jena.ontology.OntDocumentManager.initialiseMetadata(OntDocumentManager.java:968)
at com.hp.hpl.jena.ontology.OntDocumentManager.<init>(OntDocumentManager.java:205)
at com.hp.hpl.jena.ontology.OntDocumentManager.<init>(OntDocumentManager.java:187)
at com.hp.hpl.jena.ontology.OntDocumentManager.<init>(OntDocumentManager.java:171)
at com.hp.hpl.jena.ontology.OntDocumentManager.getInstance(OntDocumentManager.java:249)
at com.hp.hpl.jena.ontology.OntModelSpec.getDocumentManager(OntModelSpec.java:351)
at com.hp.hpl.jena.ontology.impl.OntModelImpl.getDocumentManager(OntModelImpl.java:191)
at com.hp.hpl.jena.ontology.impl.OntModelImpl.<init>(OntModelImpl.java:162)
at com.hp.hpl.jena.ontology.impl.OntModelImpl.<init>(OntModelImpl.java:130)
at com.hp.hpl.jena.rdf.model.ModelFactory.createOntologyModel(ModelFactory.java:440)
at com.hp.hpl.jena.rdf.model.ModelFactory.createOntologyModel(ModelFactory.java:399)
at com.hp.hpl.jena.rdf.model.ModelFactory.createOntologyModel(ModelFactory.java:382)
at Testmain.main(Testmain.java:31)


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