springmvc-base-quick.rar

package com.atguigu.config;// TODO: SpringMVC对应组件的配置类 [声明SpringMVC需要的组件信息] import org.springframework.context.annotation.*; import org.springframework.web.servlet.HandlerAdapter; import org.springframework.web.servlet.HandlerMapping; import org.springframework.web.servlet.config.annotation.EnableWebMvc; import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter; import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping; // TODO: 导入handlerMapping和handlerAdapter的三种方式 // 1.自动导入handlerMapping和handlerAdapter [推荐] // 2.可以不添加,springmvc会检查是否配置handlerMapping和handlerAdapter,没有配置默认加载 // 3.使用@Bean方式配置handlerMapper和handlerAdapter @EnableWebMvc @Configuration @ComponentScan(basePackages = "com.atguigu.controller") // TODO: 进行controller扫 // WebMvcConfigurer springMvc进行组件配置的规范,配置组件,提供各种方法! 前期可以实现 public class SpringMvcConfig implements WebMvcConfigurer { @Bean public HandlerMapping handlerMapping() { return new RequestMappingHandlerMapping(); } @Bean public HandlerAdapter handlerAdapter() { return new RequestMappingHandlerAdapter(); } }