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
23/**
24 * Converts a string to a boolean.
25 *
26 * @author cbeust
27 */
28public class BooleanConverter extends BaseConverter<Boolean> {
29
30  public BooleanConverter(String optionName) {
31    super(optionName);
32  }
33
34  public Boolean convert(String value) {
35    if ("false".equalsIgnoreCase(value) || "true".equalsIgnoreCase(value)) {
36      return Boolean.parseBoolean(value);
37    } else {
38      throw new ParameterException(getErrorString(value, "a boolean"));
39    }
40  }
41
42}
43