org.hibernate.MappingException:需要使用AnnotationConfiguration实例

时间:2012-05-04 04:42:08

标签: hibernate struts2 annotations

我想创建一个简单的Web项目应用程序。我正在使用struts2和hibernate,我是这两个框架的新手,我收到了这个错误:

Unable to instantiate Action, org.project.actions.UserAction,  defined for 'saveUser' in namespace '/'An AnnotationConfiguration instance is required to use 
    com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:306)
    com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:387)
    com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:186)
    org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:61)
    org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
    com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:47)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:458)
    org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
    org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:76)

root cause

org.hibernate.MappingException: An AnnotationConfiguration instance is required to use 
    org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:1634)
    org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1589)
    org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1568)
    org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1542)
    org.hibernate.cfg.Configuration.configure(Configuration.java:1462)
    org.hibernate.cfg.Configuration.configure(Configuration.java:1448)
    org.project.actions.UserAction.(UserAction.java:23)
    sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    java.lang.reflect.Constructor.newInstance(Unknown Source)
    java.lang.Class.newInstance0(Unknown Source)
    java.lang.Class.newInstance(Unknown Source)
    com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:119)
    com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:150)
    com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:139)
    com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:109)
    com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:287)
    com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:387)
    com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:186)
    org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:61)
    org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
    com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:47)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:458)
    org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
    org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:76)

我尝试使用AnnotationConfiguration()创建SessionFactory,但是会发生同样的错误。请帮忙。提前致谢。

1 个答案:

答案 0 :(得分:0)

这是我的愚蠢错误。我正在使用Full Hibernate插件。使用此插件时,您不必为Session对象创建SessionFactory对象。我的错误是我忘了删除SessionFactory对象和Session对象。 : - )