@@ -0,0 +1,436 @@
+package com.github.aureliano.achmed.annotation;%0A%0Aimport java.lang.annotation.ElementType;%0Aimport java.lang.annotation.Retention;%0Aimport java.lang.annotation.RetentionPolicy;%0Aimport java.lang.annotation.Target;%0A%0Aimport com.github.aureliano.achmed.validation.IValidator;%0A%0A@Retention(RetentionPolicy.RUNTIME)%0A@Target(ElementType.ANNOTATION_TYPE)%0Apublic @interface Constraint %7B%0A%0A%09public abstract Class%3C? extends IValidator%3E validatedBy();%0A%7D

Create Constraint annotation.