application.yml

person:
  map1: {key1: value1,key2: value2}
  map2:
    1: val1
    2: val2
  list1: ["1","2","3"]
  list2:
  - 3
  - 4
  - 5
  user: {id: 1,name: "张三"}
  userList1: [{id: 1,name: "张三"},{id: 2,name: "李四"},{id: 3,name: "张三丰"}]
  userList2: 
  - {id: 4,name: "张三92"}
  - {id: 5,name: "李四73"} 
  - {id: 6,name: "张三丰"}
  userMap1: {1: {id: 1,name: "张三"},2: {id: 2,name: "李四"},3: {id: 3,name: "张三丰"}}
  userMap2:  
    1: {id: 1,name: "张三"}
    2: {id: 2,name: "李四"}
    3: {id: 3,name: "张三丰"}

输出结果

  .   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::                (v2.7.0)

2022-05-25 16:43:23,929[StartupInfoLogger.java:55][INFO]:[main]Starting DemoApplication using Java 17.0.1 on DESKTOP-MLPFQOC with PID 3560 (E:\springboot\22-boot\demo\target\classes started by Administrator in E:\springboot\22-boot\demo)
2022-05-25 16:43:23,931[SpringApplication.java:634][INFO]:[main]No active profile set, falling back to 1 default profile: "default"
2022-05-25 16:43:24,259[Config.java:38][INFO]:[main]map1={key1=value1, key2=value2}
2022-05-25 16:43:24,260[Config.java:39][INFO]:[main]map2={1=val1, 2=val2}
2022-05-25 16:43:24,261[Config.java:40][INFO]:[main]list1=[1, 2, 3]
2022-05-25 16:43:24,261[Config.java:41][INFO]:[main]list2=[3, 4, 5]
2022-05-25 16:43:24,261[Config.java:42][INFO]:[main]user=User(id=1, name=张三)
2022-05-25 16:43:24,261[Config.java:43][INFO]:[main]userList1=[User(id=1, name=张三), User(id=2, name=李四), User(id=3, name=张三丰)]
2022-05-25 16:43:24,261[Config.java:44][INFO]:[main]userList2=[User(id=4, name=张三92), User(id=5, name=李四73), User(id=6, name=张三丰)]
2022-05-25 16:43:24,261[Config.java:45][INFO]:[main]userMap1={1=User(id=1, name=张三), 2=User(id=2, name=李四), 3=User(id=3, name=张三丰)}
2022-05-25 16:43:24,261[Config.java:46][INFO]:[main]userMap2={1=User(id=1, name=张三), 2=User(id=2, name=李四), 3=User(id=3, name=张三丰)}
2022-05-25 16:43:24,300[StartupInfoLogger.java:61][INFO]:[main]Started DemoApplication in 0.694 seconds (JVM running for 1.121)

Config.java

package com.gzz.config;
import java.util.List;
import java.util.Map;
import javax.annotation.PostConstruct;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import com.gzz.model.User;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;
@Data
@Slf4j
@Component
//@Configuration
@ConfigurationProperties(prefix = "person")
public class Config {
    Map<String, String> map1;
    Map<Integer, String> map2;
    List<String> list1;
    List<Integer> list2;
    User user;
    List<User> userList1;
    List<User> userList2;
    Map<Integer, User> userMap1;
    Map<Integer, User> userMap2;
    @PostConstruct
    public void init() {
        log.info("map1={}", map1);
        log.info("map2={}", map2);
        log.info("list1={}", list1);
        log.info("list2={}", list2);
        log.info("user={}", user);
        log.info("userList1={}", userList1);
        log.info("userList2={}", userList2);
        log.info("userMap1={}", userMap1);
        log.info("userMap2={}", userMap2);
    }
}

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.7.0</version>
        <relativePath /> <!-- lookup parent from repository -->
    </parent>
    <groupId>com.example</groupId>
    <artifactId>demo</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <properties>
        <java.version>17</java.version>
    </properties>
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
        </dependency>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
</project>