springboot的application.properties配置文件的配置项读取

package Solin.controller;  

  

import org.springframework.beans.factory.annotation.Autowired;  

import org.springframework.beans.factory.annotation.Value;  

import org.springframework.core.env.Environment;  

import org.springframework.web.bind.annotation.RequestMapping;  

import org.springframework.web.bind.annotation.RestController;  

  

@RestController  

public class WebController {  

    @Autowired  

    private Environment env;  

    //test.msg就是配置键

    @RequestMapping("/index")   

    public String index2(){  

        return env.getProperty("test.msg");  

    }  

}