WebServices

“@SpringBootApplication annotation is equivalent to using @Configuration @EnableAutoConfiguration @ComponentScan”

@Configuration - 

@EnableAutoConfiguration -

@ComponentScan - Configures component scanning directives for use with @Configuration classes. Provides support parallel with Spring XML's <context:component-scan> element.

Spring Boot

“@SpringBootApplication annotation is equivalent to using @Configuration @EnableAutoConfiguration @ComponentScan”

@SpringBootApplication = @Configuration + @EnableAutoConfiguration + @ComponentScan

• @Configuration tags the class as a source of bean definitions for the application context.

• @EnableAutoConfiguration tells Spring Boot to start adding beans based on class path settings, other beans, and various property settings.

• @ComponentScan tells Spring to look for other components, configurations, and services in the base package.