4.0.0 org.springframework.boot spring-boot-starter-parent 2.1.3.RELEASE geektime.spring.hello property-source-demo 0.0.1-SNAPSHOT property-source-demo Demo project for Spring Boot 1.8 org.springframework.boot spring-boot-starter org.projectlombok lombok org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-maven-plugin