问题描述
hibernate 配置文件如下：<?xml version='1.0' encoding='UTF-8'?><!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"><hibernate-configuration><session-factory><!-- 方言 --><property name="dialect">org.hibernate.dialect.SQLServerDialect</property><property name="hibernate.connection.driver_class">net.sourceforge.jtds.jdbc.Driver</property><property name="hibernate.connection.url">jdbc:jtds:sqlserver://127.0.0.1:1433/</property><property name="hibernate.connection.username">sa</property><property name="hibernate.connection.password">sa</property><property name="hbm2ddl.auto">update</property><property name="show_sql">true</property><mapping resource="com/hgp/model/Revert.hbm.xml" /><mapping resource="com/hgp/model/user.hbm.xml" /> <mapping resource="com/hgp/model/Message.hbm.xml" /> </session-factory></hibernate-configuration>报错如下：2012-11-29 10:50:35 org.apache.catalina.core.ApplicationDispatcher invoke严重: Servlet.service() for servlet MessageServlet threw exceptionjava.lang.NullPointerExceptionat com.hgp.util.HibernateUtil.getSession(HibernateUtil.java:45)at com.hgp.dao.MessageDao.findPaging(MessageDao.java:122)at com.hgp.service.MessageServlet.doPost(MessageServlet.java:99)at com.hgp.service.MessageServlet.doGet(MessageServlet.java:44)at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)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.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)at org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:706)at org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:677)at org.apache.jsp.index_jsp._jspService(index_jsp.java:66)at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)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:233)at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857)at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)at java.lang.Thread.run(Thread.java:619)org.hibernate.InvalidMappingException: Could not parse mapping document from resource com/hgp/model/Revert.hbm.xmlat 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 org.hibernate.cfg.Configuration.configure(Configuration.java:1338)at com.hgp.util.HibernateUtil.rebuliderSessionFactory(HibernateUtil.java:80)at com.hgp.util.HibernateUtil.getSession(HibernateUtil.java:42)at com.hgp.dao.MessageDao.findPaging(MessageDao.java:122)at com.hgp.service.MessageServlet.doPost(MessageServlet.java:99)at com.hgp.service.MessageServlet.doGet(MessageServlet.java:44)at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)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.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)at org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:706)at org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:677)at org.apache.jsp.index_jsp._jspService(index_jsp.java:66)at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)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:233)at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857)at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)at java.lang.Thread.run(Thread.java:619)Caused by: org.hibernate.MappingException: invalid mappingat org.hibernate.cfg.Configuration.addInputStream(Configuration.java:463)at org.hibernate.cfg.Configuration.addResource(Configuration.java:520)... 40 moreCaused by: org.xml.sax.SAXParseException: Document root element "hibernate-mapping", must match DOCTYPE root "hibernate-configuration".at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source)at org.apache.xerces.util.ErrorHandlerWrapper.error(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.dtd.XMLDTDValidator.rootElementSpecified(Unknown Source)at org.apache.xerces.impl.dtd.XMLDTDValidator.handleStartElement(Unknown Source)at org.apache.xerces.impl.dtd.XMLDTDValidator.startElement(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.dom4j.io.SAXReader.read(SAXReader.java:465)at org.hibernate.cfg.Configuration.addInputStream(Configuration.java:460)... 41 more2012-11-29 10:50:35 org.apache.catalina.core.StandardWrapperValve invoke严重: Servlet.service() for servlet jsp threw exceptionjava.lang.NullPointerExceptionat com.hgp.util.HibernateUtil.getSession(HibernateUtil.java:45)at com.hgp.dao.MessageDao.findPaging(MessageDao.java:122)at com.hgp.service.MessageServlet.doPost(MessageServlet.java:99)at com.hgp.service.MessageServlet.doGet(MessageServlet.java:44)at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)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.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)at org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:706)at org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:677)at org.apache.jsp.index_jsp._jspService(index_jsp.java:66)at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)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:233)at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857)at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)at java.lang.Thread.run(Thread.java:619)
解决方案
Could not parse mapping document from resource com/hgp/model/Revert.hbm.xml Caused by: org.xml.sax.SAXParseException: Document root element "hibernate-mapping", must match DOCTYPE root "hibernate-configuration".hbm配置文件仔细检查下，应该是格式或者写法上有错误,无法解析。