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org.hibernate.InvalidMappingException:   Could   not  

www.MyException.Cn  网友分享于:2013-11-27  浏览:1048次
关于hibernate解析映射文档的问题
我的hibernate用的是hibernate3的包,文档的DTD配的也是3。0的,为什么有时候可以正常运行,有时启动sessionFactory时出错呢?
信息如下:java.lang.NullPointerExceptionjava.lang.NullPointerException%%%%   Error   Creating   HibernateSessionFactory   %%%%
org.hibernate.InvalidMappingException:   Could   not   parse   mapping   document   from   resource   com/sudytech/ids/hbm/IDMax.hbm.xml
at   org.hibernate.cfg.Configuration.addResource(Configuration.java:523)
at   org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:1511)
at   org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1479)
at   org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1458)
at   org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1432)
at   org.hibernate.cfg.Configuration.configure(Configuration.java:1352)
at   com.sudytech.hibernate.HibernateFactory.currentSession(HibernateFactory.java:60)
at   com.sudytech.ids.server.DefaultSSO.getCurrentUser(DefaultSSO.java:355)
at   com.sudytech.ids.server.SSOServices.getCurrentUser(SSOServices.java:44)
at   sun.reflect.NativeMethodAccessorImpl.invoke0(Native   Method)
at   sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at   sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at   java.lang.reflect.Method.invoke(Method.java:585)
at   org.apache.axis.providers.java.RPCProvider.invokeMethod(RPCProvider.java:388)
at   org.apache.axis.providers.java.RPCProvider.processMessage(RPCProvider.java:283)
at   org.apache.axis.providers.java.JavaProvider.invoke(JavaProvider.java:323)
at   org.apache.axis.strategies.InvocationStrategy.visit(InvocationStrategy.java:32)
at   org.apache.axis.SimpleChain.doVisiting(SimpleChain.java:118)
at   org.apache.axis.SimpleChain.invoke(SimpleChain.java:83)
at   org.apache.axis.handlers.soap.SOAPService.invoke(SOAPService.java:453)
at   org.apache.axis.server.AxisServer.invoke(AxisServer.java:281)
at   org.apache.axis.transport.http.AxisServlet.doPost(AxisServlet.java:699)
at   javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
at   org.apache.axis.transport.http.AxisServletBase.service(AxisServletBase.java:327)
at   javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at   org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at   org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at   org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
at   org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at   org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at   org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
at   org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at   org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:261)
at   org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at   org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:581)
at   org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at   java.lang.Thread.run(Thread.java:595)
Caused   by:   org.hibernate.DuplicateMappingException:   Duplicate   class/entity   mapping   com.sudytech.ids.hbm.IDMax
at   org.hibernate.cfg.Mappings.addClass(Mappings.java:118)
at   org.hibernate.cfg.HbmBinder.bindRoot(HbmBinder.java:145)

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