SSH整合时，关于访问数据库的load的错误

  1 HTTP Status 500 - com.bjsxt.registration.model.User_$$_javassist_0 cannot be cast to javassist.util.proxy.Proxy
  2 
  3 type Exception report
  4 
  5 message com.bjsxt.registration.model.User_$$_javassist_0 cannot be cast to javassist.util.proxy.Proxy
  6 
  7 description The server encountered an internal error that prevented it from fulfilling this request.
  8 
  9 exception
 10 
 11 java.lang.ClassCastException: com.bjsxt.registration.model.User_$$_javassist_0 cannot be cast to javassist.util.proxy.Proxy
 12     org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.getProxy(JavassistLazyInitializer.java:147)
 13     org.hibernate.proxy.pojo.javassist.JavassistProxyFactory.getProxy(JavassistProxyFactory.java:75)
 14     org.hibernate.tuple.entity.AbstractEntityTuplizer.createProxy(AbstractEntityTuplizer.java:771)
 15     org.hibernate.persister.entity.AbstractEntityPersister.createProxy(AbstractEntityPersister.java:4613)
 16     org.hibernate.event.internal.DefaultLoadEventListener.createProxyIfNecessary(DefaultLoadEventListener.java:350)
 17     org.hibernate.event.internal.DefaultLoadEventListener.proxyOrLoad(DefaultLoadEventListener.java:271)
 18     org.hibernate.event.internal.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:151)
 19     org.hibernate.internal.SessionImpl.fireLoad(SessionImpl.java:1106)
 20     org.hibernate.internal.SessionImpl.access$2000(SessionImpl.java:176)
 21     org.hibernate.internal.SessionImpl$IdentifierLoadAccessImpl.getReference(SessionImpl.java:2564)
 22     org.hibernate.internal.SessionImpl.load(SessionImpl.java:981)
 23     org.springframework.orm.hibernate4.HibernateTemplate$3.doInHibernate(HibernateTemplate.java:471)
 24     org.springframework.orm.hibernate4.HibernateTemplate.doExecute(HibernateTemplate.java:340)
 25     org.springframework.orm.hibernate4.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:308)
 26     org.springframework.orm.hibernate4.HibernateTemplate.load(HibernateTemplate.java:463)
 27     org.springframework.orm.hibernate4.HibernateTemplate.load(HibernateTemplate.java:456)
 28     com.bjsxt.registration.dao.impl.UserDaoImpl.loadById(UserDaoImpl.java:54)
 29     com.bjsxt.registration.service.impl.UserManagerImpl.loadById(UserManagerImpl.java:51)
 30     sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 31     sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 32     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 33     java.lang.reflect.Method.invoke(Method.java:497)
 34     org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
 35     org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)
 36     org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
 37     org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99)
 38     org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281)
 39     org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
 40     org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
 41     org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
 42     org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
 43     org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
 44     com.sun.proxy.$Proxy20.loadById(Unknown Source)
 45     com.bjsxt.registration.action.UserAction.load(UserAction.java:68)
 46     sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 47     sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 48     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 49     java.lang.reflect.Method.invoke(Method.java:497)
 50     com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:450)
 51     com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:289)
 52     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:252)
 53     org.apache.struts2.interceptor.DeprecationInterceptor.intercept(DeprecationInterceptor.java:41)
 54     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 55     org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:256)
 56     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 57     com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:167)
 58     com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
 59     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 60     com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:265)
 61     org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
 62     com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
 63     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 64     com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:138)
 65     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 66     com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:249)
 67     com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
 68     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 69     com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:249)
 70     com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
 71     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 72     com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:191)
 73     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 74     org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:73)
 75     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 76     org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:91)
 77     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 78     org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:252)
 79     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 80     com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:100)
 81     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 82     com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)
 83     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 84     com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:145)
 85     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 86     com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:171)
 87     com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
 88     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 89     com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:139)
 90     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 91     org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)
 92     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 93     com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:193)
 94     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 95     com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:189)
 96     com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:246)
 97     org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:54)
 98     org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:562)
 99     org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
100     org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:99)
101     org.springframework.orm.hibernate4.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:151)
102     org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
103 note The full stack trace of the root cause is available in the Apache Tomcat/8.0.20 logs.
104 
105 Apache Tomcat/8.0.20