org.apache.struts2.json.JSONExce…

今天在修改学习平台的bug时出现了这个问题：

org.apache.struts2.json.JSONException:org.apache.struts2.json.JSONException:org.apache.struts2.json.JSONException:java.lang.IllegalAccessException: Classorg.apache.struts2.json.JSONWriter can not access a member of classorg.springframework.aop.interceptor.ExposeInvocationInterceptor$1with modifiers "public"

atorg.apache.struts2.json.JSONWriter.bean(JSONWriter.java:230)

atorg.apache.struts2.json.JSONWriter.process(JSONWriter.java:160)

atorg.apache.struts2.json.JSONWriter.value(JSONWriter.java:126)

atorg.apache.struts2.json.JSONWriter.write(JSONWriter.java:94)

atorg.apache.struts2.json.JSONUtil.serialize(JSONUtil.java:115)

atorg.apache.struts2.json.JSONResult.createJSONString(JSONResult.java:197)

atorg.apache.struts2.json.JSONResult.execute(JSONResult.java:170)

atcom.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:374)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:278)

atcom.stusys.utils.SystemInterceptor.intercept(SystemInterceptor.java:51)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atorg.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:256)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:176)

atcom.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:265)

atorg.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)

atcom.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:138)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:211)

atcom.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:211)

atcom.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:190)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atorg.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atorg.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:90)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atorg.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:243)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:100)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:145)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:171)

atcom.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:176)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atorg.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:192)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atcom.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:187)

atcom.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:249)

atorg.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:54)

atorg.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:511)

atorg.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)

atorg.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)

atcom.stusys.utils.init.SystemFilter.doFilter(SystemFilter.java:39)

atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

atorg.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)

atorg.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)

atorg.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)

atorg.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)

atorg.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

atorg.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)

atorg.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)

atorg.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)

atorg.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1070)

atorg.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)

atorg.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2440)

atorg.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2429)

atjava.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)

atjava.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)

atorg.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)

at java.lang.Thread.run(Thread.java:619)

Caused by: org.apache.struts2.json.JSONException:org.apache.struts2.json.JSONException:java.lang.IllegalAccessException: Classorg.apache.struts2.json.JSONWriter can not access a member of classorg.springframework.aop.interceptor.ExposeInvocationInterceptor$1with modifiers "public"

atorg.apache.struts2.json.JSONWriter.bean(JSONWriter.java:230)

atorg.apache.struts2.json.JSONWriter.process(JSONWriter.java:160)

atorg.apache.struts2.json.JSONWriter.value(JSONWriter.java:126)

atorg.apache.struts2.json.JSONWriter.add(JSONWriter.java:355)

atorg.apache.struts2.json.JSONWriter.bean(JSONWriter.java:215)

... 75 more

Caused by: org.apache.struts2.json.JSONException:java.lang.IllegalAccessException: Classorg.apache.struts2.json.JSONWriter can not access a member of classorg.springframework.aop.interceptor.ExposeInvocationInterceptor$1with modifiers "public"

atorg.apache.struts2.json.JSONWriter.bean(JSONWriter.java:230)

atorg.apache.struts2.json.JSONWriter.process(JSONWriter.java:160)

atorg.apache.struts2.json.JSONWriter.value(JSONWriter.java:126)

atorg.apache.struts2.json.JSONWriter.array(JSONWriter.java:478)

atorg.apache.struts2.json.JSONWriter.process(JSONWriter.java:148)

atorg.apache.struts2.json.JSONWriter.value(JSONWriter.java:126)

atorg.apache.struts2.json.JSONWriter.add(JSONWriter.java:355)

atorg.apache.struts2.json.JSONWriter.bean(JSONWriter.java:215)

... 79 more

Caused by: java.lang.IllegalAccessException: Classorg.apache.struts2.json.JSONWriter can not access a member of classorg.springframework.aop.interceptor.ExposeInvocationInterceptor$1with modifiers "public"

atsun.reflect.Reflection.ensureMemberAccess(Reflection.java:65)

at java.lang.reflect.Method.invoke(Method.java:588)

atorg.apache.struts2.json.JSONWriter.bean(JSONWriter.java:210)

... 86 more

在网上找一些解决方法，加上自己实践，总结一下：

1. 在SSH的项目里，在Action里面注入spring时，只能生成set(),而不能有get()，在getXXX（）方法上面加上一行—— @JSON(serialize=false) ；或者直接不写；

2.对于一些不必要设为action私有变量的变量，尽量在方法里面定义，不要拿到外面。