Spring Boot - 配置文件注入及Test
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2022-05-01 23:13:20
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1.java Bean
1.person.java
package top.wyyblogspringboot02config.springboot02config.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;
/**
* 将配置文件中的属性映射到组件中
* @ConfigurationProperties: 告诉SpringBoot将本类中的所有属性和配置文件中的相关配置进行绑定
*/
@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;
@Override
public 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;
}
}
2.Dog.java
package top.wyyblogspringboot02config.springboot02config.bean;
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 +
'}';
}
}
2. 配置文件
person:
lastName: 张三
age: 18
boss: false
birth: 2018/5/12
maps: {k1: v1,k2: v2}
lists:
- lisi
- zhaoliu
dog:
name: 小狗
age: 2
3.Test
package top.wyyblogspringboot02config.springboot02config;
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.test.context.junit4.SpringRunner;
import top.wyyblogspringboot02config.springboot02config.bean.Person;
@RunWith(SpringRunner.class)
@SpringBootTest
public class SpringBoot02ConfigApplicationTests {
@Autowired
Person person;
@Test
public void contextLoads() {
System.out.println(person);
}
}
4.Pom.xml
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!--导入配置文件处理器-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-configuration-processor</artifactId>
<optional>true</optional>
</dependency>
</dependencies>
5.输出
Person{lastName='张三', age=18, boss=false, birth=Sat May 12 00:00:00 CST 2018, maps={k1=v1, k2=v2}, lists=[lisi, zhaoliu], dog=Dog{name='小狗', age=2}}
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