Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MultipleValuesSwitch |
|
| 1.25;1.25 |
1 | /* | |
2 | * Copyright (c) 2001-2009, Jean Tessier | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * | |
9 | * * Redistributions of source code must retain the above copyright | |
10 | * notice, this list of conditions and the following disclaimer. | |
11 | * | |
12 | * * Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in the | |
14 | * documentation and/or other materials provided with the distribution. | |
15 | * | |
16 | * * Neither the name of Jean Tessier nor the names of his contributors | |
17 | * may be used to endorse or promote products derived from this software | |
18 | * without specific prior written permission. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR | |
24 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
26 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
27 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
28 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
29 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
30 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
31 | */ | |
32 | ||
33 | package com.jeantessier.commandline; | |
34 | ||
35 | import java.util.*; | |
36 | ||
37 | /** | |
38 | * The switch must be followed by a value, but it can occur multiple times | |
39 | * on the command-line. The values are accumulated in the same order as on | |
40 | * the command-line and you retrieve them as a single <code>java.util.List</code>. | |
41 | */ | |
42 | public class MultipleValuesSwitch extends CommandLineSwitchBase { | |
43 | public MultipleValuesSwitch(String name) { | |
44 | 980 | this(name, new LinkedList<String>(), false); |
45 | 980 | } |
46 | ||
47 | public MultipleValuesSwitch(String name, String defaultValue) { | |
48 | 109 | this(name, Collections.singletonList(defaultValue), false); |
49 | 109 | } |
50 | ||
51 | public MultipleValuesSwitch(String name, String[] defaultValue) { | |
52 | 0 | this(name, Arrays.asList(defaultValue), false); |
53 | 0 | } |
54 | ||
55 | public MultipleValuesSwitch(String name, List<String> defaultValue) { | |
56 | 7 | this(name, defaultValue, false); |
57 | 7 | } |
58 | ||
59 | public MultipleValuesSwitch(String name, boolean mandatory) { | |
60 | 32 | this(name, new LinkedList<String>(), mandatory); |
61 | 32 | } |
62 | ||
63 | public MultipleValuesSwitch(String name, String defaultValue, boolean mandatory) { | |
64 | 1 | this(name, Collections.singletonList(defaultValue), mandatory); |
65 | 1 | } |
66 | ||
67 | public MultipleValuesSwitch(String name, String[] defaultValue, boolean mandatory) { | |
68 | 0 | this(name, Arrays.asList(defaultValue), mandatory); |
69 | 0 | } |
70 | ||
71 | public MultipleValuesSwitch(String name, List<String> defaultValue, boolean mandatory) { | |
72 | 1129 | super(name, new LinkedList<String>(defaultValue), mandatory); |
73 | ||
74 | 1129 | this.value = new LinkedList(); |
75 | 1129 | } |
76 | ||
77 | public Object getValue() { | |
78 | 124 | Object result = getDefaultValue(); |
79 | ||
80 | 124 | if (!((List<String>) value).isEmpty()) { |
81 | 56 | result = value; |
82 | } | |
83 | ||
84 | 124 | return result; |
85 | } | |
86 | ||
87 | public void setValue(Object value) { | |
88 | 45 | ((List<String>) this.value).add((String) value); |
89 | 45 | super.setValue(this.value); |
90 | 45 | } |
91 | ||
92 | public int parse(String value) throws CommandLineException { | |
93 | 43 | if (value == null) { |
94 | 1 | throw new CommandLineException("Missing mandatory value for switch \"" + getName() + "\""); |
95 | } | |
96 | ||
97 | 42 | setValue(value); |
98 | ||
99 | 42 | return 2; |
100 | } | |
101 | ||
102 | public void accept(Visitor visitor) { | |
103 | 98 | visitor.visitMultipleValuesSwitch(this); |
104 | 98 | } |
105 | } |