1/**
2 * Copyright (C) 2010 the original author or authors.
3 * See the notice.md file distributed with this work for additional
4 * information regarding copyright ownership.
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 *     http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19package com.beust.jcommander.converters;
20
21import com.beust.jcommander.ParameterException;
22
23import java.text.ParseException;
24import java.text.SimpleDateFormat;
25import java.util.Date;
26
27/**
28 * Converts a String to a Date.
29 * TODO Modify to work with all valid ISO 8601 date formats (currently only works with yyyy-MM-dd).
30 *
31 * @author Angus Smithson
32 */
33public class ISO8601DateConverter extends BaseConverter<Date> {
34
35  private final static SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd");
36
37  public ISO8601DateConverter(String optionName) {
38    super(optionName);
39  }
40
41  public Date convert(String value) {
42    try {
43      return DATE_FORMAT.parse(value);
44    } catch (ParseException pe) {
45      throw new ParameterException(getErrorString(value, String.format("an ISO-8601 formatted date (%s)", DATE_FORMAT.toPattern())));
46    }
47  }
48}
49