hibernate配置文件路径问题!!急啊!两三天了还没解决!
代码调试错误信息:  
net.sf.hibernate.MappingException:   Error   reading   resource:   ems_sh/hibernate/mapping_files/User.hbm.xml 
 	at   net.sf.hibernate.cfg.Configuration.addResource(Configuration.java:318) 
 	at   net.sf.hibernate.cfg.Configuration.doConfigure(Configuration.java:976) 
 	at   net.sf.hibernate.cfg.Configuration.doConfigure(Configuration.java:928) 
 	at   net.sf.hibernate.cfg.Configuration.configure(Configuration.java:856) 
 	at   net.sf.hibernate.cfg.Configuration.configure(Configuration.java:842) 
 	at   ems_sh.hibernate.HibernateUtil. <clinit> (HibernateUtil.java:13) 
 	at   ems_sh.struts.action.LoginAction.execute(LoginAction.java:22) 
 	at   org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421) 
 	at   org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:226) 
 	at   org.apache.struts.action.ActionServlet.process(ActionServlet.java:1164) 
 	at   org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:415) 
 	at   javax.servlet.http.HttpServlet.service(HttpServlet.java:760) 
 	at   javax.servlet.http.HttpServlet.service(HttpServlet.java:853) 
 	at   weblogic.servlet.internal.ServletStubImpl$ServletInvocationAction.run(ServletStubImpl.java:1072) 
 	at   weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:465) 
 	at   weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:348) 
 	at   weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:6981) 
 	at   weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321) 
 	at   weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121) 
 	at   weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:3892) 
 	at   weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2766) 
 	at   weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:224) 
 	at   weblogic.kernel.ExecuteThread.run(ExecuteThread.java:183) 
 Caused   by:   net.sf.hibernate.MappingException:   persistent   class   [ems_sh.hibernate.entity_class.User]   not   found 
 	at   net.sf.hibernate.cfg.Binder.bindClass(Binder.java:84) 
 	at   net.sf.hibernate.cfg.Binder.bindRootClass(Binder.java:221) 
 	at   net.sf.hibernate.cfg.Binder.bindRoot(Binder.java:1229) 
 	at   net.sf.hibernate.cfg.Configuration.add(Configuration.java:249) 
 	at   net.sf.hibernate.cfg.Configuration.addInputStream(Configuration.java:285) 
 	at   net.sf.hibernate.cfg.Configuration.addResource(Configuration.java:315) 
 	...   22   more 
 Caused   by:   
java.lang.ClassNotFoundException:   ems_sh.hibernate.entity_class.User 
 	at   weblogic.utils.classloaders.GenericClassLoader.findClass(GenericClassLoader.java:199) 
 	at   weblogic.utils.classloaders.ChangeAwareClassLoader.findClass(ChangeAwareClassLoader.java:61) 
 	at   java.lang.ClassLoader.loadClass(ClassLoader.java:289) 
 	at   java.lang.ClassLoader.loadClass(ClassLoader.java:235) 
 	at   weblogic.utils.classloaders.GenericClassLoader.loadClass(GenericClassLoader.java:224) 
 	at   weblogic.utils.classloaders.ChangeAwareClassLoader.loadClass(ChangeAwareClassLoader.java:41) 
 	at   java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302) 
 	at   java.lang.Class.forName0(Native   Method) 
 	at   java.lang.Cl