ModelExistsConstraint.java

package org.kalipo.validation;

import javax.validation.Constraint;
import javax.validation.Payload;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * Created by damoeb on 21.09.14.
 */
@Target({ElementType.METHOD, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
@Constraint(validatedBy = ModelExistsConstraintValidator.class)
public @interface ModelExistsConstraint {

    String message() default "Comment does not exist";

    // Required by validation runtime
    Class<?>[] groups() default {};

    // Required by validation runtime
    Class<? extends Payload>[] payload() default {};

    Class<?> value();
}