HTTP Status 500 - Request processing failed; nested exception is java.lang.NullPointerException type Exception report message Request processing failed; nested exception is java.lang.NullPointerException description The server encountered an internal error that prevented it from fulfilling this request. exception org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:965) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844) javax.servlet.http.HttpServlet.service(HttpServlet.java:620) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829) javax.servlet.http.HttpServlet.service(HttpServlet.java:727) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) com.auth.filter.AuthorizationFilter.doFilterInternal(AuthorizationFilter.java:77) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:111) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) root cause java.lang.NullPointerException com.xinghe.base.action.NoticePublic.listNotice(NoticePublic.java:44) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) java.lang.reflect.Method.invoke(Unknown Source) org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176) org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:440) org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:428) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:919) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:851) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:953) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:844) javax.servlet.http.HttpServlet.service(HttpServlet.java:620) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:829) javax.servlet.http.HttpServlet.service(HttpServlet.java:727) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) com.auth.filter.AuthorizationFilter.doFilterInternal(AuthorizationFilter.java:77) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:111) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) note The full stack trace of the root cause is available in the Apache Tomcat/7.0.54 logs. Apache Tomcat/7.0.54
NullPointerException,这个错误很明显,就是没有对变量进行Null判断; 错误位置:com.xinghe.base.action.NoticePublic.listNotice(NoticePublic.java:44) (责任编辑:IT) |