org.springframework.web.method.ControllerAdviceBean#isApplicableToBeanType(@Nullable Class<?> beanType) 判断当前类是否被ControllerAdviceBean修饰,判断依据位 ControllerAdviceBean上设置的注解@ControllerAdvice内的参数 package org.springframework.web.bind.annotation; import java…

Springmvc hander.getclassclass org.springframework.web.method.HandlerMethod HandlerMethod.classclass org.springframework.messaging.handler.HandlerMethod 执行以下转换,报异常. HandlerMethod method = (HandlerMethod) handler; 让 Interceptor 继承 HandlerInterceptorAd…

一.类结构 DelegatingFilterProxy类继承GenericFilterBean,间接实现了Filter,故而该类属于一个过滤器.那么就会有实现Filter中init.doFilter.destroy三个方法. 二.代理具体实现 首先我们看int方法,该方法在GenericFilterBean类中实现,具体功能是,将该类封装成spring特有形式的类,方便spring维护,并且调用initFilterBean方法,该方法放在子类(DelegatingFilterProxy)实现,该…

前言 ControllerAdvice非常好用,可以把系统内部的异常统一处理.用起来也很简单.比如,http://www.cnblogs.com/woshimrf/p/spring-web-400.html 而Spring提供了一个base类ResponseEntityExceptionHandler,可以使用这个来处理.但用的时候要注意,不要重复定义异常捕获,对于base里已经定义好的,只要overwrite就好,不要重复声明异常拦截. 以下来自stackoverflow 问题 @Contro…

org.springframework.validation Class DataBinder java.lang.Object org.springframework.validation.DataBinder All Implemented Interfaces: PropertyEditorRegistry, TypeConverter Direct Known Subclasses: WebDataBinder public class DataBinder extends Object…

错误信息: java.lang.ClassCastException: org.apache.catalina.connector.RequestFacade cannot be cast to org.springframework.web.multipart.MultipartHttpServletRequest ... at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMe…

异常信息 org.springframework.web.HttpMediaTypeNotAcceptableException: Could not find acceptable representation at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConv…

转自:https://blog.csdn.net/l1028386804/article/details/65449355 ava.lang.NoSuchMethodException: [org.springframework.web.multipart.MultipartFile;.<init>()at java.lang.Class.getConstructor0(Class.java:2721)at java.lang.Class.getDeclaredConstructor(Clas…

转自:https://blog.csdn.net/iteye_17476/article/details/82651580 java.lang.ClassCastException: org.apache.catalina.connector.RequestFacade cannot be cast to org.springframework.web.multipart.MultipartHttpServletRequest 一.详细的错误信息(解决方法在下面):   java.lang.Cl…

1:先上控制台报错信息 org.springframework.web.HttpRequestMethodNotSupportedException: Request method 'PUT' not supported at org.springframework.web.servlet.mvc.method.RequestMappingInfoHandlerMapping.handleNoMatch(RequestMappingInfoHandlerMapping.java:203) at…