springboot开发扩展springmvc实现解析

package com.gong.springbootcurd.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

//@EnableWebMvc 接管springmvc
@Configuration
public class MyMvcConfig implements WebMvcConfigurer{
  @Override
  public void addViewControllers(ViewControllerRegistry registry) {
    //浏览器发送gong请求会跳转到/templates/success.html页面
    registry.addViewController("gong").setViewName("success");
  }
  //所有的WebMvcConfigurer会一起起作用
  //将组件注册到容器中
  @Bean
  public WebMvcConfigurer webMvcConfigurer() {
    WebMvcConfigurer webMvcConfigurer = new WebMvcConfigurer(){
      public void addViewControllers(ViewControllerRegistry registry) {
        registry.addViewController("/").setViewName("index");
        registry.addViewController("/index.html").setViewName("index");
      }
    };
    return webMvcConfigurer;
  }

}