Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
AbstractJarMojo |
|
| 2.9;2.9 |
1 | package org.apache.maven.plugin.jar; | |
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.io.File; | |
23 | import org.apache.maven.archiver.MavenArchiveConfiguration; | |
24 | import org.apache.maven.archiver.MavenArchiver; | |
25 | import org.apache.maven.execution.MavenSession; | |
26 | import org.apache.maven.plugin.AbstractMojo; | |
27 | import org.apache.maven.plugin.MojoExecutionException; | |
28 | import org.apache.maven.project.MavenProject; | |
29 | import org.apache.maven.project.MavenProjectHelper; | |
30 | import org.codehaus.plexus.archiver.jar.JarArchiver; | |
31 | ||
32 | /** | |
33 | * Base class for creating a jar from project classes. | |
34 | * | |
35 | * @author <a href="evenisse@apache.org">Emmanuel Venisse</a> | |
36 | * @version $Id: AbstractJarMojo.java 1235468 2012-01-24 20:22:30Z krosenvold $ | |
37 | */ | |
38 | 2 | public abstract class AbstractJarMojo |
39 | extends AbstractMojo | |
40 | { | |
41 | ||
42 | 2 | private static final String[] DEFAULT_EXCLUDES = new String[] { "**/package.html" }; |
43 | ||
44 | 2 | private static final String[] DEFAULT_INCLUDES = new String[] { "**/**" }; |
45 | ||
46 | /** | |
47 | * List of files to include. Specified as fileset patterns which are relative to the input directory whose contents | |
48 | * is being packaged into the JAR. | |
49 | * | |
50 | * @parameter | |
51 | */ | |
52 | private String[] includes; | |
53 | ||
54 | /** | |
55 | * List of files to exclude. Specified as fileset patterns which are relative to the input directory whose contents | |
56 | * is being packaged into the JAR. | |
57 | * | |
58 | * @parameter | |
59 | */ | |
60 | private String[] excludes; | |
61 | ||
62 | /** | |
63 | * Directory containing the generated JAR. | |
64 | * | |
65 | * @parameter default-value="${project.build.directory}" | |
66 | * @required | |
67 | */ | |
68 | private File outputDirectory; | |
69 | ||
70 | /** | |
71 | * Name of the generated JAR. | |
72 | * | |
73 | * @parameter alias="jarName" expression="${jar.finalName}" default-value="${project.build.finalName}" | |
74 | * @required | |
75 | */ | |
76 | private String finalName; | |
77 | ||
78 | /** | |
79 | * The Jar archiver. | |
80 | * | |
81 | * @component role="org.codehaus.plexus.archiver.Archiver" roleHint="jar" | |
82 | */ | |
83 | private JarArchiver jarArchiver; | |
84 | ||
85 | /** | |
86 | * The Maven project. | |
87 | * | |
88 | * @parameter default-value="${project}" | |
89 | * @required | |
90 | * @readonly | |
91 | */ | |
92 | private MavenProject project; | |
93 | ||
94 | /** | |
95 | * @parameter default-value="${session}" | |
96 | * @readonly | |
97 | * @required | |
98 | */ | |
99 | private MavenSession session; | |
100 | ||
101 | /** | |
102 | * The archive configuration to use. | |
103 | * See <a href="http://maven.apache.org/shared/maven-archiver/index.html">Maven Archiver Reference</a>. | |
104 | * | |
105 | * @parameter | |
106 | */ | |
107 | 2 | private MavenArchiveConfiguration archive = new MavenArchiveConfiguration(); |
108 | ||
109 | /** | |
110 | * Path to the default MANIFEST file to use. It will be used if | |
111 | * <code>useDefaultManifestFile</code> is set to <code>true</code>. | |
112 | * | |
113 | * @parameter default-value="${project.build.outputDirectory}/META-INF/MANIFEST.MF" | |
114 | * @required | |
115 | * @readonly | |
116 | * @since 2.2 | |
117 | */ | |
118 | private File defaultManifestFile; | |
119 | ||
120 | /** | |
121 | * Set this to <code>true</code> to enable the use of the <code>defaultManifestFile</code>. | |
122 | * | |
123 | * @parameter expression="${jar.useDefaultManifestFile}" default-value="false" | |
124 | * | |
125 | * @since 2.2 | |
126 | */ | |
127 | private boolean useDefaultManifestFile; | |
128 | ||
129 | /** | |
130 | * @component | |
131 | */ | |
132 | private MavenProjectHelper projectHelper; | |
133 | ||
134 | /** | |
135 | * Whether creating the archive should be forced. | |
136 | * | |
137 | * @parameter expression="${jar.forceCreation}" default-value="false" | |
138 | */ | |
139 | private boolean forceCreation; | |
140 | ||
141 | /** | |
142 | * Skip creating empty archives | |
143 | * | |
144 | * @parameter expression="${jar.skipIfEmpty}" default-value="false" | |
145 | */ | |
146 | private boolean skipIfEmpty; | |
147 | ||
148 | /** | |
149 | * Return the specific output directory to serve as the root for the archive. | |
150 | */ | |
151 | protected abstract File getClassesDirectory(); | |
152 | ||
153 | protected final MavenProject getProject() | |
154 | { | |
155 | 2 | return project; |
156 | } | |
157 | ||
158 | /** | |
159 | * Overload this to produce a jar with another classifier, for example a test-jar. | |
160 | */ | |
161 | protected abstract String getClassifier(); | |
162 | ||
163 | /** | |
164 | * Overload this to produce a test-jar, for example. | |
165 | */ | |
166 | protected abstract String getType(); | |
167 | ||
168 | protected static File getJarFile( File basedir, String finalName, String classifier ) | |
169 | { | |
170 | 14 | if ( classifier == null ) |
171 | { | |
172 | 14 | classifier = ""; |
173 | } | |
174 | 0 | else if ( classifier.trim().length() > 0 && !classifier.startsWith( "-" ) ) |
175 | { | |
176 | 0 | classifier = "-" + classifier; |
177 | } | |
178 | ||
179 | 14 | return new File( basedir, finalName + classifier + ".jar" ); |
180 | } | |
181 | ||
182 | /** | |
183 | * Default Manifest location. Can point to a non existing file. | |
184 | * Cannot return null. | |
185 | */ | |
186 | protected File getDefaultManifestFile() | |
187 | { | |
188 | 0 | return defaultManifestFile; |
189 | } | |
190 | ||
191 | ||
192 | /** | |
193 | * Generates the JAR. | |
194 | * | |
195 | * @todo Add license files in META-INF directory. | |
196 | */ | |
197 | public File createArchive() | |
198 | throws MojoExecutionException | |
199 | { | |
200 | 0 | File jarFile = getJarFile( outputDirectory, finalName, getClassifier() ); |
201 | ||
202 | 0 | MavenArchiver archiver = new MavenArchiver(); |
203 | ||
204 | 0 | archiver.setArchiver( jarArchiver ); |
205 | ||
206 | 0 | archiver.setOutputFile( jarFile ); |
207 | ||
208 | 0 | archive.setForced( forceCreation ); |
209 | ||
210 | try | |
211 | { | |
212 | 0 | File contentDirectory = getClassesDirectory(); |
213 | 0 | if ( !contentDirectory.exists() ) |
214 | { | |
215 | 0 | getLog().warn( "JAR will be empty - no content was marked for inclusion!" ); |
216 | } | |
217 | else | |
218 | { | |
219 | 0 | archiver.getArchiver().addDirectory( contentDirectory, getIncludes(), getExcludes() ); |
220 | } | |
221 | ||
222 | 0 | File existingManifest = getDefaultManifestFile(); |
223 | ||
224 | 0 | if ( useDefaultManifestFile && existingManifest.exists() && archive.getManifestFile() == null ) |
225 | { | |
226 | 0 | getLog().info( "Adding existing MANIFEST to archive. Found under: " + existingManifest.getPath() ); |
227 | 0 | archive.setManifestFile( existingManifest ); |
228 | } | |
229 | ||
230 | 0 | archiver.createArchive( session, project, archive ); |
231 | ||
232 | 0 | return jarFile; |
233 | } | |
234 | 0 | catch ( Exception e ) |
235 | { | |
236 | // TODO: improve error handling | |
237 | 0 | throw new MojoExecutionException( "Error assembling JAR", e ); |
238 | } | |
239 | } | |
240 | ||
241 | /** | |
242 | * Generates the JAR. | |
243 | * | |
244 | * @todo Add license files in META-INF directory. | |
245 | */ | |
246 | public void execute() | |
247 | throws MojoExecutionException | |
248 | { | |
249 | 0 | if ( skipIfEmpty && !getClassesDirectory().exists() ) |
250 | { | |
251 | 0 | getLog().info( "Skipping packaging of the test-jar" ); |
252 | } | |
253 | else | |
254 | { | |
255 | 0 | File jarFile = createArchive(); |
256 | ||
257 | 0 | String classifier = getClassifier(); |
258 | 0 | if ( classifier != null ) |
259 | { | |
260 | 0 | projectHelper.attachArtifact( getProject(), getType(), classifier, jarFile ); |
261 | } | |
262 | else | |
263 | { | |
264 | 0 | getProject().getArtifact().setFile( jarFile ); |
265 | } | |
266 | } | |
267 | 0 | } |
268 | ||
269 | private String[] getIncludes() | |
270 | { | |
271 | 0 | if ( includes != null && includes.length > 0 ) |
272 | { | |
273 | 0 | return includes; |
274 | } | |
275 | 0 | return DEFAULT_INCLUDES; |
276 | } | |
277 | ||
278 | private String[] getExcludes() | |
279 | { | |
280 | 0 | if ( excludes != null && excludes.length > 0 ) |
281 | { | |
282 | 0 | return excludes; |
283 | } | |
284 | 0 | return DEFAULT_EXCLUDES; |
285 | } | |
286 | } |