1 package com.example.demo;
 2 
 3 import org.springframework.boot.SpringApplication;
 4 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 5 import org.springframework.boot.autoconfigure.SpringBootApplication;
 6 import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
 7 import org.springframework.stereotype.Controller;
 8 import org.springframework.web.bind.annotation.RequestMapping;
 9 import org.springframework.web.bind.annotation.ResponseBody;
10 import org.springframework.web.bind.annotation.RestController;
11 
12 @SpringBootApplication
13 @EnableAutoConfiguration(exclude={DataSourceAutoConfiguration.class})
14 @Controller
15 public class Demo2Application {
16     public static void main(String[] args) {
17         SpringApplication.run(Demo2Application.class, args);
18     }
19 
20     @RequestMapping("aa")
21     @ResponseBody
22     public String one(){
23         return "aaaaa";
24     }
25 
26 
27 }