package com.example.initializr_test.controller;

import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController

@RequestMapping(value = "/test2")



@Component
//@Component注解表示将类交给spring作为bean进行管理；
@ConfigurationProperties(prefix = "girl")

//@ConfigurationProperties(prefix = "girl")注解表示读取application.yml文件中前缀为girl的配置

public class Test2Controller {



    private String cupSize;

    private Integer age;

    public String getCupSize() {

        return cupSize;
    }



    public Integer getAge() {

        return age;
    }



    public void setCupSize(String cupSize) {

        this.cupSize = cupSize;
    }



    public void setAge(Integer age) {

        this.age = age;
    }



    @GetMapping("/outputinfo")

    public void outputinfo(){



        System.out.println("cupSize:"+cupSize);

        System.out.println("age:"+age);

    }



}





application.yml



#冒号之后若有内容，需要有一个空格，这是yml规定的格式。

server:

  port: 80
  servlet:

    context-path: /lizhengtonghe



#可以看到：在yml配置文件中并不需要指定属性的具体类型，只需要在注入的地方指定具体的类型即可
com.didispace.test.name: "zhuzaiming"
com.didispace.test.title: "springboot initializr"
test_dict: "com.didispace.test.name: ${com.didispace.test.name},com.didispace.test.title: ${com.didispace.test.title}"

girl:

  cupSize: B

  age: 18