我们不快乐的原因之一,是不知道如何安静地待在房间里,心平气和地与自己相处。——亦舒
例如我们需要进行一些自定义配置写到配置文件中
可以使用@ConfigurationProperties
注解
package com.ruben.pojo;
import com.ruben.enumeration.GenderEnum;
import lombok.Data;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import java.util.List;
import java.util.Map;
/**
* @ClassName: RubenProperties
* @Description: ruben配置类
* @Date: 2021/2/16 0016 11:40
* *
* @author: <achao1441470436@gmail.com>
* @version: 1.0
* @since: JDK 1.8
*/
@Data
@Component
@ConfigurationProperties(prefix = "ruben")
public class RubenProperties {
private Integer number;
private String avatar;
private GenderEnum gender;
private List<String> hobby;
private Map<String, Object> introduce;
}
这里枚举GenderEnum
@Getter
@AllArgsConstructor
public enum GenderEnum {
FEMALE("女", 0),
MALE("男", 1);
private final String name;
private final Integer code;
}
然后yml
中对应配置写法
ruben:
number: 4444
avatar: https://waibi.oss-cn-chengdu.aliyuncs.com/2020-06-01/head.jpg
gender: male
hobby: ["游戏","动漫","编程"]
introduce: {"food": "blood","programLanguage": "java"}
我们编写一个测试类测试
package com.ruben;
import com.ruben.pojo.RubenProperties;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.test.context.SpringBootTest;
import javax.annotation.Resource;
import java.util.Map;
/**
* @ClassName: PropertiesDemo
* @Description: 我还没有写描述
* @Date: 2021/2/16 0016 11:29
* *
* @author: <achao1441470436@gmail.com>
* @version: 1.0
* @since: JDK 1.8
*/
@Slf4j
@SpringBootTest
public class PropertiesDemo {
@Resource
private RubenProperties rubenProperties;
@Test
public void test() {
log.info(rubenProperties.toString());
}
}
运行结果