spring boot 学习记录-（二）第一个程序

 1 package org.yanjiemao;
 2 
 3 import org.springframework.boot.SpringApplication;
 4 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 5 import org.springframework.context.annotation.ComponentScan;
 6 
 7 @EnableAutoConfiguration  //开启自动化配置，自动进行Spring 和 Spring MVC 的配置
 8 @ComponentScan
 9 
10 public class App {
11     public static void main (String [] args) {
12         SpringApplication.run(App.class,args);
13     }
14 
15 
16 
17 }

 1 package org.yanjiemao;
 2 
 3 
 4 import org.springframework.web.bind.annotation.GetMapping;
 5 import org.springframework.web.bind.annotation.RestController;
 6 
 7 @RestController
 8 public class HelloController {
 9 
10     @GetMapping("/hello")
11     public String hello() {
12         return "hello yanjiemao!";
13     }
14 }