Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
JavaEEVersion |
|
| 1.9;1,9 |
1 | package org.apache.maven.plugin.ear.util; | |
2 | ||
3 | /* | |
4 | * Licensed to the Apache Software Foundation (ASF) under one | |
5 | * or more contributor license agreements. See the NOTICE file | |
6 | * distributed with this work for additional information | |
7 | * regarding copyright ownership. The ASF licenses this file | |
8 | * to you under the Apache License, Version 2.0 (the | |
9 | * "License"); you may not use this file except in compliance | |
10 | * with the License. You may obtain a copy of the License at | |
11 | * | |
12 | * http://www.apache.org/licenses/LICENSE-2.0 | |
13 | * | |
14 | * Unless required by applicable law or agreed to in writing, | |
15 | * software distributed under the License is distributed on an | |
16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
17 | * KIND, either express or implied. See the License for the | |
18 | * specific language governing permissions and limitations | |
19 | * under the License. | |
20 | */ | |
21 | ||
22 | import java.util.HashMap; | |
23 | import java.util.Map; | |
24 | ||
25 | /** | |
26 | * Represents the supported JavaEE version. | |
27 | * | |
28 | * @author Stephane Nicoll | |
29 | */ | |
30 | 0 | public class JavaEEVersion |
31 | implements Comparable<JavaEEVersion> | |
32 | { | |
33 | ||
34 | private static final String VERSION_1_3 = "1.3"; | |
35 | ||
36 | private static final String VERSION_1_4 = "1.4"; | |
37 | ||
38 | private static final String VERSION_5 = "5"; | |
39 | ||
40 | private static final String VERSION_6 = "6"; | |
41 | ||
42 | 1 | private static final Map<String, JavaEEVersion> versionsMap = new HashMap<String, JavaEEVersion>(); |
43 | ||
44 | ||
45 | /** | |
46 | * Represents the J2EE 1.3 version. | |
47 | */ | |
48 | 1 | public static final JavaEEVersion OneDotThree = new JavaEEVersion( new Integer( 0 ), VERSION_1_3 ); |
49 | ||
50 | /** | |
51 | * Represents the J2EE 1.4 version. | |
52 | */ | |
53 | 1 | public static final JavaEEVersion OneDotFour = new JavaEEVersion( new Integer( 1 ), VERSION_1_4 ); |
54 | ||
55 | /** | |
56 | * Represents the JavaEE 5 version. | |
57 | */ | |
58 | 1 | public static final JavaEEVersion Five = new JavaEEVersion( new Integer( 2 ), VERSION_5 ); |
59 | ||
60 | /** | |
61 | * Represents the JavaEE 7 version. | |
62 | */ | |
63 | 1 | public static final JavaEEVersion Six = new JavaEEVersion( new Integer( 3 ), VERSION_6 ); |
64 | ||
65 | ||
66 | private final Integer index; | |
67 | ||
68 | private final String version; | |
69 | ||
70 | private JavaEEVersion( Integer index, String version ) | |
71 | 4 | { |
72 | 4 | this.index = index; |
73 | 4 | this.version = version; |
74 | 4 | versionsMap.put( version, this ); |
75 | 4 | } |
76 | ||
77 | public static JavaEEVersion getJavaEEVersion( String version ) | |
78 | throws InvalidJavaEEVersion | |
79 | { | |
80 | 3 | if ( !isValid( version ) ) |
81 | { | |
82 | 1 | throw new InvalidJavaEEVersion( "Invalid version [" + version + "]", version ); |
83 | } | |
84 | 1 | return (JavaEEVersion) versionsMap.get( version ); |
85 | } | |
86 | ||
87 | /** | |
88 | * Returns the version as a string. | |
89 | * | |
90 | * @return the version string | |
91 | */ | |
92 | public String getVersion() | |
93 | { | |
94 | 1 | return version; |
95 | } | |
96 | ||
97 | /** | |
98 | * Specifies if this version is greater or equal to the specified version. | |
99 | * | |
100 | * @param version the version to check | |
101 | * @return true if this version is greater or equal to <tt>version</tt> | |
102 | */ | |
103 | public boolean ge( JavaEEVersion version ) | |
104 | { | |
105 | 3 | return this.compareTo( version ) >= 0; |
106 | } | |
107 | ||
108 | /** | |
109 | * Specifies if this version is greater than the specified version. | |
110 | * | |
111 | * @param version the version to check | |
112 | * @return true if this version is greater to <tt>version</tt> | |
113 | */ | |
114 | public boolean gt( JavaEEVersion version ) | |
115 | { | |
116 | 3 | return this.compareTo( version ) > 0; |
117 | } | |
118 | ||
119 | /** | |
120 | * Specifies if this version is equal to the specified version. | |
121 | * | |
122 | * @param version the version to check | |
123 | * @return true if this version is equal to <tt>version</tt> | |
124 | */ | |
125 | public boolean eq( JavaEEVersion version ) | |
126 | { | |
127 | 2 | return this.compareTo( version ) == 0; |
128 | } | |
129 | ||
130 | /** | |
131 | * Specifies if this version is less or equal to the specified version. | |
132 | * | |
133 | * @param version the version to check | |
134 | * @return true if this version is less or equal to <tt>version</tt> | |
135 | */ | |
136 | public boolean le( JavaEEVersion version ) | |
137 | { | |
138 | 3 | return this.compareTo( version ) <= 0; |
139 | } | |
140 | ||
141 | ||
142 | /** | |
143 | * Specifies if this version is less than the specified version. | |
144 | * | |
145 | * @param version the version to check | |
146 | * @return true if this version is less or equal to <tt>version</tt> | |
147 | */ | |
148 | public boolean lt( JavaEEVersion version ) | |
149 | { | |
150 | 3 | return this.compareTo( version ) < 0; |
151 | } | |
152 | ||
153 | /** | |
154 | * Checks if the specified version string is valid. | |
155 | * | |
156 | * @param version the version string to check | |
157 | * @return <tt>true</tt> if the version is valid | |
158 | */ | |
159 | private static boolean isValid( String version ) | |
160 | { | |
161 | 3 | if ( version == null ) |
162 | { | |
163 | 1 | throw new IllegalArgumentException( "version could not be null." ); |
164 | } | |
165 | 2 | return VERSION_1_3.equals( version ) || VERSION_1_4.equals( version ) || VERSION_5.equals( version ) |
166 | || VERSION_6.equals( version ); | |
167 | } | |
168 | ||
169 | public int compareTo( JavaEEVersion otherVersion ) | |
170 | { | |
171 | 14 | if ( otherVersion == null ) |
172 | { | |
173 | 0 | throw new IllegalArgumentException( "other object to compare to could not be null." ); |
174 | } | |
175 | 14 | return index.compareTo( otherVersion.index ); |
176 | } | |
177 | } |