Spring自定义注解

https://www.cnblogs.com/zhuxiansheng/p/7805552.html

import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import java.lang.annotation.ElementType;
import java.lang.annotation.RetentionPolicy;


@Target({ElementType.METHOD})  //目标是方法
@Retention(RetentionPolicy.RUNTIME)  
// @Documented  

public @interface UserActionLog {

    public String User_Action_Name() default ""; 
    public String User_Action_Type() default ""; 
    public String description() default ""; 
 
    
    
}