@SpringBootApplication annotation enables three features,
@EnableAutoConfiguration -- Start up default configurations @ComponentScan - enable @Component scan on the package where the application is located. Performs class path scan. @Configuration - allow to register extra beans in the context or import additional configuration classes. Starts Spring application context.
- Provides embedded Tomcat server.
Application properties : https://docs.spring.io/spring-boot/docs/current/reference/html/appendix-application-properties.html
| ID | Annotation | Desc |
|---|---|---|
| 1 | @RequestMapping | |
| 2 | @WebAppConfiguration | For MVC configuration |
| 3 | @SpringBootApplication | |
| 4 | @EntityScan(basePackages="room.springboot.model") | JPA entities or Hibernate entities |
| 5 | @EnableJpaRepositories(basePackages="room.springboot.*") | JPA repositories |
| 6 | @ComponentScan("room.springboot.controller") | Any component classes you have |
| 7 | @EnableAutoConfiguration | |
Maven:
artifactId - project name groupId - package name that uniquely identifies the name space for the project. version - version of the component