Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
EqualsUtils |
|
| 5.4;5.4 |
1 | package org.jtheque.utils.bean; | |
2 | ||
3 | import java.io.File; | |
4 | ||
5 | /* | |
6 | * This file is part of JTheque. | |
7 | * | |
8 | * JTheque is free software: you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation, either version 3 of the License. | |
11 | * | |
12 | * JTheque is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with JTheque. If not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | /** | |
22 | * An utility class for equality test. | |
23 | * | |
24 | * @author Baptiste Wicht | |
25 | */ | |
26 | public final class EqualsUtils { | |
27 | /** | |
28 | * Construct a new DatabaseUtils. This class is an utility class, it cannot be instantiated. | |
29 | */ | |
30 | private EqualsUtils() { | |
31 | 0 | super(); |
32 | 0 | } |
33 | ||
34 | /** | |
35 | * Test if 2 objects are incompatible for equality test. | |
36 | * | |
37 | * @param object The first object to test. | |
38 | * @param other The second object to test. | |
39 | * @return true if the objects are incompatibles else false. | |
40 | */ | |
41 | public static boolean areObjectIncompatible(Object object, Object other) { | |
42 | 70 | if (other == null) { |
43 | 0 | return true; |
44 | } | |
45 | ||
46 | 70 | return object.getClass() != other.getClass(); |
47 | } | |
48 | ||
49 | /** | |
50 | * Test if 2 object are not equals. | |
51 | * | |
52 | * @param object The first object to test. | |
53 | * @param other The second object to test. | |
54 | * @return true if the objects aren't equals else false. | |
55 | */ | |
56 | public static boolean areNotEquals(Object object, Object other) { | |
57 | 76 | if (object == null) { |
58 | 6 | if (other != null) { |
59 | 2 | return true; |
60 | } | |
61 | 70 | } else if (!object.equals(other)) { |
62 | 56 | return true; |
63 | } | |
64 | ||
65 | 18 | return false; |
66 | } | |
67 | ||
68 | /** | |
69 | * Test if the two objects are equals. | |
70 | * | |
71 | * @param bean The bean to test. | |
72 | * @param other The other bean to test for equality with the first one. | |
73 | * @param properties The properties to compare one by one. The properties n is compared to the property | |
74 | * n + (properties.length / 2). This array must be pair. | |
75 | * | |
76 | * @return A boolean indicating if the two objects are equals or not. | |
77 | */ | |
78 | public static boolean areEqualsDirect(Object bean, Object other, Object... properties){ | |
79 | 0 | if (bean == other){ |
80 | 0 | return true; |
81 | } | |
82 | ||
83 | 0 | if (EqualsUtils.areObjectIncompatible(bean, other)){ |
84 | 0 | return false; |
85 | } | |
86 | ||
87 | 0 | int numberOfProperties = properties.length / 2; |
88 | ||
89 | 0 | for (int i = 0; i < numberOfProperties; i++){ |
90 | 0 | Object propertyBean = properties[i]; |
91 | 0 | Object propertyOther = properties[i + numberOfProperties]; |
92 | ||
93 | 0 | if (propertyBean == null){ |
94 | 0 | if (propertyOther != null){ |
95 | 0 | return false; |
96 | } | |
97 | 0 | } else if (!propertyBean.equals(propertyOther)){ |
98 | 0 | return false; |
99 | } | |
100 | } | |
101 | ||
102 | 0 | return true; |
103 | } | |
104 | ||
105 | /** | |
106 | * Test if 2 files are not the sames files. | |
107 | * | |
108 | * @param file The first file to test. | |
109 | * @param other The second file to test. | |
110 | * @return true if the files are not the same else false. | |
111 | */ | |
112 | public static boolean areNotSameFile(File file, File other) { | |
113 | 8 | if (file == null) { |
114 | 0 | if (other != null) { |
115 | 0 | return true; |
116 | } | |
117 | 8 | } else if (!file.getAbsolutePath().equals(other.getAbsolutePath())) { |
118 | 4 | return true; |
119 | } | |
120 | ||
121 | 4 | return false; |
122 | } | |
123 | } |