Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MapEntry |
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| 0.0;0 |
1 | /* | |
2 | * Licensed under the MIT License | |
3 | * | |
4 | * Copyright 2010 (c) Flávio Silva, http://flsilva.com | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person | |
7 | * obtaining a copy of this software and associated documentation | |
8 | * files (the "Software"), to deal in the Software without | |
9 | * restriction, including without limitation the rights to use, | |
10 | * copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the | |
12 | * Software is furnished to do so, subject to the following | |
13 | * conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be | |
16 | * included in all copies or substantial portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES | |
20 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
21 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
22 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
23 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
24 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
25 | * OTHER DEALINGS IN THE SOFTWARE. | |
26 | * | |
27 | * http://www.opensource.org/licenses/mit-license.php | |
28 | */ | |
29 | ||
30 | 1 | package org.as3collections |
31 | { | |
32 | import org.as3coreaddendum.system.IEquatable; | |
33 | import org.as3utils.ReflectionUtil; | |
34 | ||
35 | /** | |
36 | * An entry maintaining a key and a value. | |
37 | * | |
38 | * @author Flávio Silva | |
39 | */ | |
40 | public class MapEntry implements IMapEntry | |
41 | { | |
42 | private var _key :*; | |
43 | private var _value :*; | |
44 | ||
45 | /** | |
46 | * Returns the key corresponding to this entry. | |
47 | */ | |
48 | public function get key(): * { return _key; } | |
49 | ||
50 | /** | |
51 | * Returns the value corresponding to this entry. | |
52 | */ | |
53 | public function get value(): * { return _value; } | |
54 | ||
55 | /** | |
56 | * Constructor, creates a new <code>MapEntry</code> object. | |
57 | * | |
58 | * @param key the key represented by this entry. | |
59 | * @param value the value represented by this entry. | |
60 | */ | |
61 | public function MapEntry(key:*, value:*) | |
62 | 1 | { |
63 | 1 | _key = key; |
64 | 1 | _value = value; |
65 | 1 | } |
66 | ||
67 | /** | |
68 | * Creates and return a new <code>MapEntry</code> object with the same key-value mapping. | |
69 | * | |
70 | * @return a new <code>MapEntry</code> object with the same key-value mapping. | |
71 | */ | |
72 | public function clone(): * | |
73 | { | |
74 | 1 | return new MapEntry(_key, _value); |
75 | } | |
76 | ||
77 | /** | |
78 | * Performs an arbitrary, specific evaluation of equality between this object and the <code>other</code> object. | |
79 | * <p>This implementation considers two differente objects equal if:</p> | |
80 | * <p> | |
81 | * <ul><li>object A and object B are instances of the same class</li> | |
82 | * <li>A.key == B.key</li> | |
83 | * <li>A.value == B.value</li> | |
84 | * </ul></p> | |
85 | * | |
86 | * @param other the object to be compared for equality. | |
87 | * @return <code>true</code> if the arbitrary evaluation considers the objects equal. | |
88 | */ | |
89 | public function equals(other:*): Boolean | |
90 | { | |
91 | 1 | if (this == other) return true; |
92 | ||
93 | 1 | if (!ReflectionUtil.classPathEquals(this, other)) return false; |
94 | ||
95 | 1 | var o:IMapEntry = other as IMapEntry; |
96 | ||
97 | 1 | if (!o) return false; |
98 | ||
99 | var k:Boolean; | |
100 | var v:Boolean; | |
101 | ||
102 | 1 | if (_key is IEquatable && o.key is IEquatable) |
103 | { | |
104 | 1 | k = (_key as IEquatable).equals(o.key); |
105 | } | |
106 | else | |
107 | { | |
108 | 1 | k = _key == o.key; |
109 | } | |
110 | ||
111 | 1 | if (_value is IEquatable && o.value is IEquatable) |
112 | { | |
113 | 1 | v = (_value as IEquatable).equals(o.value); |
114 | } | |
115 | else | |
116 | { | |
117 | 1 | v = _value == o.value; |
118 | } | |
119 | ||
120 | 1 | return k && v; |
121 | } | |
122 | ||
123 | /** | |
124 | * Returns the string representation of this instance. | |
125 | * | |
126 | * @return the string representation of this instance. | |
127 | */ | |
128 | public function toString():String | |
129 | { | |
130 | 1 | return _key + "=" + _value; |
131 | } | |
132 | } | |
133 | ||
134 | } |