Annotation, java Annotation

Annotation, java Annotation

Old yuan annotation:

@ Target is used in our custom annotation to standardize our custom annotation. Interface enumeration class method property Annotation

@ Retention the meta annotation is used to describe the lifecycle of custom annotations. Compiler before running

@ Documented javadoc command can be used to scan and produce our API

SpringMVC Framework Common annotations

Control Layer annotation: @ Controller

@ Service

@ RequestMapping our requests are processed in a small scale.