@Target(value={METHOD,FIELD,ANNOTATION_TYPE,CONSTRUCTOR,PARAMETER,TYPE_USE})
 @Retention(value=RUNTIME)
 @Repeatable(value=Null.List.class)
 @Documented
 @Constraint(validatedBy={})
public @interface Null
null.
 Accepts any type.public abstract java.lang.String message
public abstract java.lang.Class<? extends Payload>[] payload