/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and/or its affiliates, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package javax.validation.constraintvalidation;
import javax.validation.ConstraintValidator;
import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
/**
* Defines the target(s) a {@link ConstraintValidator} can validate.
* <p/>
* A {@code ConstraintValidator} can target the (returned) element
* annotated by the constraint, the array of parameters of a method
* or constructor (aka cross-parameter) or both.
* <p/>
* If {@code @SupportedValidationTarget} is not present, the
* {@code ConstraintValidator} targets the (returned) element annotated
* by the constraint.
* <p/>
* A {@code ConstraintValidator} targeting cross-parameter must accept
* {@code Object[]} (or {@code Object}) as the type of object it validates.
*
* @author Emmanuel Bernard
* @since 1.1
*/
@Documented
@Target({ TYPE })
@Retention(RUNTIME)
public @interface SupportedValidationTarget {
ValidationTarget[] value();
}