001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.wicket.bean.validation;
018
019import javax.validation.ConstraintViolation;
020
021import org.apache.wicket.validation.ValidationError;
022
023/**
024 * Converts {@link ConstraintViolation}s into Wicket's {@link ValidationError}s
025 * 
026 * @author igor
027 * @see BeanValidationConfiguration#setViolationTranslator(org.apache.wicket.bean.validation.IViolationTranslator)
028 */
029@FunctionalInterface
030public interface IViolationTranslator
031{
032        /**
033         * Converts a {@link ConstraintViolation} into a {@link ValidationError}
034         * 
035         * @param <T>
036         * @param violation
037         *            constraint violation from bean validation
038         * @return validation validation error to be reported on the component
039         */
040        <T> ValidationError convert(ConstraintViolation<T> violation);
041}