qq_34759280的博客

package com.cskaoyan.config; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.web.cors.CorsConfiguration; i...

导入如下依赖即可 <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.9.9...

报错的原因是没有找到对应的Handler来处理请求，在spring配置文件中添加如下配置即可，表示开启注解驱动 <mvc:annotation-driven />

<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://ww...