获取yml配置文件的值

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package com.com;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import java.util.Date;
import java.util.List;
import java.util.Map;
//将配置文件中配置的每一个属性的值映射到这个组件中, 需要配合一个注解
//prefix = "person"表示配置文件下的哪一个下面的所有顺序进行一一的映射
//此外需要注意的是这个组件要想起作用那么需要将这个组件加入到spring的容器中,才可以使用容器中的功能
@Component
@ConfigurationProperties(prefix = "person")
public class Person {
    private String lastname;
    private Integer age;
    private Boolean boss;
    private Date birth;

    //看一下yml配置文件是否能够放入Map和List对象
    Map<String, Object> maps;
    List<Object> lists;
    private Dog dog;

    public String getLastname() {
        return lastname;
    }

    public void setLastname(String lastname) {
        this.lastname = lastname;
    }

    public Integer getAge() {
        return age;
    }

    public void setAge(Integer age) {
        this.age = age;
    }

    public Boolean getBoss() {
        return boss;
    }

    public void setBoss(Boolean boss) {
        this.boss = boss;
    }

    public Date getBirth() {
        return birth;
    }

    public void setBirth(Date birth) {
        this.birth = birth;
    }

    public Map<String, Object> getMaps() {
        return maps;
    }

    public void setMaps(Map<String, Object> maps) {
        this.maps = maps;
    }

    public List<Object> getLists() {
        return lists;
    }

    public void setLists(List<Object> lists) {
        this.lists = lists;
    }

    public Dog getDog() {
        return dog;
    }

    public void setDog(Dog dog) {
        this.dog = dog;
    }

    @Override
    public String toString() {
        return "Person{" +
                "lastname='" + lastname + ''' +
                ", age=" + age +
                ", boss=" + boss +
                ", birth=" + birth +
                ", maps=" + maps +
                ", lists=" + lists +
                ", dog=" + dog +
                '}';
    }
}

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package com.com;
public class Dog {
    private String name;
    private Integer age;
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Integer getAge() {
        return age;
    }

    public void setAge(Integer age) {
        this.age = age;
    }

    @Override
    public String toString() {
        return "Dog{" +
                "name='" + name + ''' +
                ", age=" + age +
                '}';
    }

    //假如写了下面的有参数的构造器那么一定要写上五参数的构造器否则互获取不了值
    //或者两个都可以不写
    public Dog(String name, Integer age) {
        this.name = name;
        this.age = age;
    }

    public Dog(){

    }
}

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package com.example;
import com.com.Person;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
//springboot的单元测试
//可以在测试期间很方便的类似编码一样进行自动注入等容器的功能
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@SpringBootTest
public class Springboot01QuickApplicationTests {
	@Autowired
	Person person;
	@Test
	public void contextLoads() {
		System.out.print(person);
	}

}

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server:
  port: 8029

person:
  lastname: zhangsan
  age: 18
  boss: false
  birth: 2017/2/12
  lists:
    - lisi
    - zhaoliu
  maps: {k1: v1, k2: v2}
  dog:
    name: xiaogou1
    age: 2