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application.yml

server:port: 8081person:lastName: helloage: 18boss: falsebirth: 2017/12/12maps: {k1: v1,k2: 12}lists:- lisi- zhaoliudog:name: 小狗age: 12

Person.java

package com.dym.springboot.bean;import org.springframework.boot.context.properties.ConfigurationProperties; import org.springframework.stereotype.Component; import java.util.Date; import java.util.List; import java.util.Map;@Component @ConfigurationProperties(prefix = "person") public class Person {private String lastName;private Integer age;private Boolean boss;private Date birth;private Map<String,Object> maps;private List<Object> lists;private Dog dog;@Overridepublic String toString() {return "Person{" +"lastName='" + lastName + '\'' +", age=" + age +", boss=" + boss +", birth=" + birth +", maps=" + maps +", lists=" + lists +", 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;} }

Dog.java

package com.dym.springboot.bean;public class Dog {private String name;private Integer age;@Overridepublic String toString() {return "Dog{" +"name='" + name + '\'' +", age=" + 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;} }

SpringBoot02ConfigApplication.java

package com.dym.springboot;import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.context.annotation.ImportResource;@SpringBootApplication public class SpringBoot02ConfigApplication {public static void main(String[] args) {SpringApplication.run(SpringBoot02ConfigApplication.class, args);} }

SpringBoot02ConfigApplicationTests.java

package com.dym.springboot;import com.dym.springboot.bean.Person; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.boot.test.context.SpringBootTest; import org.springframework.context.ApplicationContext; import org.springframework.test.context.junit4.SpringRunner;/*** SpringBoot單元測試;* 可以在測試期間很方便的類似編碼一樣進行自動注入等容器的功能**/ @RunWith(SpringRunner.class) @SpringBootTest public class SpringBoot02ConfigApplicationTests {@AutowiredPerson person;@Testpublic void contextLoads() {System.out.println(person);}}

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導入配置文件處理器，以后編寫配置就有提示

<!--導入配置文件處理器，配置文件進行綁定就會有提示--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-configuration-processor</artifactId><optional>true</optional></dependency>

?

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