转自:https://www.cnblogs.com/wenhulu/p/5555457.html 当使用Spring MVC @Valid对输入框进行验证的时候,可能会遇到以下的异常: Neither BindingResult nor plain target object for bean name ‘mybean’ available as request attribute 先看下controller: @RequestMapping(value="/{userId}/updateUs
Spring MVC 解决 Could not write JSON: No serializer found for class java.lang.Object 资料参考:http://stackoverflow.com/questions/28862483/spring-and-jackson-how-to-disable-fail-on-empty-beans-through-responsebody 出问题前的配置 <mvc:annotation-driven> <mvc:me
The server refused this request because the request entity is in a format not supported by the requested resource for the requested method 1.Spring Mvc 配置 <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.sp
首先,看一段异常: org.springframework.http.converter.HttpMessageNotReadableException: Could not read document: Unrecognized token 'entityList': was expecting ('true', 'false' or 'null') 标记的是实体中定义的属性值,实体如下: @Data public class ColumnsVO { List<GridColumnInfoEn
Spring MVC不仅是在架构上改变了项目,使代码变得可复用.可维护与可扩展,其实在功能上也加强了不少. 验证与文件上传是许多项目中不可缺少的一部分.在项目中验证非常重要,首先是安全性考虑,如防止注入攻击,XSS等:其次还可以确保数据的完整性,如输入的格式,内容,长度,大小等.Spring MVC可以使用验证器Validator与JSR303完成后台验证功能.这里也会介绍方便的前端验证方法. 一.Spring MVC验证器Validator Spring MVC验证器Validator是一个接