@Target(value=TYPE) @Retention(value=RUNTIME) @Documented @Component public @interface Controller
This annotation serves as a specialization of @Component,
 allowing for implementation classes to be autodetected through classpath scanning.
 It is typically used in combination with annotated handler methods based on the
 org.springframework.web.bind.annotation.RequestMapping annotation.
Component, 
org.springframework.web.bind.annotation.RequestMapping, 
ClassPathBeanDefinitionScanner@AliasFor(annotation=Component.class) public abstract String value