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.commons.cli2.validation;
018
019import java.util.List;
020
021/**
022 * The validation interface for validating argument values(s).
023 *
024 * A validator can replace the argument string value with a
025 * specific class instance e.g. the {@link UrlValidator} replaces
026 * the string value with a {@link java.net.URL} instance.
027 *
028 * @author Rob Oxspring
029 * @author John Keyes
030 */
031public interface Validator {
032
033    /**
034     * Validate the specified values (List of Strings).
035     *
036     * @param values The values to validate.
037     *
038     * @throws InvalidArgumentException If any of the
039     * specified values are not valid.
040     */
041    void validate(final List values) throws InvalidArgumentException;
042
043}