4.0.0 org.springframework.boot spring-boot-starter-parent 4.1.1 com.ankurm core-di 1.0.0 core-di Dependency injection in Spring Boot 4: constructor vs setter vs field, and how @Autowired resolves candidates 25 org.springframework.boot spring-boot-starter org.springframework.boot spring-boot-starter-test test org.springframework.boot spring-boot-maven-plugin