1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.cli2.validation;
18
19 import java.util.List;
20
21 /**
22 * The validation interface for validating argument values(s).
23 *
24 * A validator can replace the argument string value with a
25 * specific class instance e.g. the {@link UrlValidator} replaces
26 * the string value with a {@link java.net.URL} instance.
27 *
28 * @author Rob Oxspring
29 * @author John Keyes
30 */
31 public interface Validator {
32
33 /**
34 * Validate the specified values (List of Strings).
35 *
36 * @param values The values to validate.
37 *
38 * @throws InvalidArgumentException If any of the
39 * specified values are not valid.
40 */
41 void validate(final List values) throws InvalidArgumentException;
42
43 }