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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.api;
20  
21  import org.apache.maven.api.annotations.Config;
22  
23  /**
24   * Configuration constants.
25   */
26  public final class Constants {
27  
28      /**
29       * Maven home.
30       *
31       * @since 3.0.0
32       */
33      @Config(readOnly = true)
34      public static final String MAVEN_HOME = "maven.home";
35  
36      /**
37       * Maven installation configuration directory.
38       *
39       * @since 4.0.0
40       */
41      @Config(defaultValue = "${maven.home}/conf")
42      public static final String MAVEN_INSTALLATION_CONF = "maven.installation.conf";
43  
44      /**
45       * Maven user configuration directory.
46       *
47       * @since 4.0.0
48       */
49      @Config(defaultValue = "${user.home}/.m2")
50      public static final String MAVEN_USER_CONF = "maven.user.conf";
51  
52      /**
53       * Maven project configuration directory.
54       *
55       * @since 4.0.0
56       */
57      @Config(defaultValue = "${session.rootDirectory}/.mvn")
58      public static final String MAVEN_PROJECT_CONF = "maven.project.conf";
59  
60      /**
61       * Maven local repository.
62       *
63       * @since 3.0.0
64       */
65      @Config(defaultValue = "${maven.user.conf}/repository")
66      public static final String MAVEN_REPO_LOCAL = "maven.repo.local";
67  
68      /**
69       * Maven central repository URL.
70       * The property will have the value of the <code>MAVEN_REPO_CENTRAL</code>
71       * environment variable if it is defined.
72       *
73       * @since 4.0.0
74       */
75      @Config(defaultValue = "https://repo.maven.apache.org/maven2")
76      public static final String MAVEN_REPO_CENTRAL = "maven.repo.central";
77  
78      /**
79       * Maven installation settings.
80       *
81       * @since 4.0.0
82       */
83      @Config(defaultValue = "${maven.installation.conf}/settings.xml")
84      public static final String MAVEN_INSTALLATION_SETTINGS = "maven.installation.settings";
85  
86      /**
87       * Maven user settings.
88       *
89       * @since 4.0.0
90       */
91      @Config(defaultValue = "${maven.user.conf}/settings.xml")
92      public static final String MAVEN_USER_SETTINGS = "maven.user.settings";
93  
94      /**
95       * Maven project settings.
96       *
97       * @since 4.0.0
98       */
99      @Config(defaultValue = "${maven.project.conf}/settings.xml")
100     public static final String MAVEN_PROJECT_SETTINGS = "maven.project.settings";
101 
102     /**
103      * Maven installation extensions.
104      *
105      * @since 4.0.0
106      */
107     @Config(defaultValue = "${maven.installation.conf}/extensions.xml")
108     public static final String MAVEN_INSTALLATION_EXTENSIONS = "maven.installation.extensions";
109 
110     /**
111      * Maven user extensions.
112      *
113      * @since 4.0.0
114      */
115     @Config(defaultValue = "${maven.user.conf}/extensions.xml")
116     public static final String MAVEN_USER_EXTENSIONS = "maven.user.extensions";
117 
118     /**
119      * Maven project extensions.
120      *
121      * @since 4.0.0
122      */
123     @Config(defaultValue = "${maven.project.conf}/extensions.xml")
124     public static final String MAVEN_PROJECT_EXTENSIONS = "maven.project.extensions";
125 
126     /**
127      * Maven installation toolchains.
128      *
129      * @since 4.0.0
130      */
131     @Config(defaultValue = "${maven.installation.conf}/toolchains.xml")
132     public static final String MAVEN_INSTALLATION_TOOLCHAINS = "maven.installation.toolchains";
133 
134     /**
135      * Maven user toolchains.
136      *
137      * @since 4.0.0
138      */
139     @Config(defaultValue = "${maven.user.home}/toolchains.xml")
140     public static final String MAVEN_USER_TOOLCHAINS = "maven.user.toolchains";
141 
142     /**
143      * Extensions class path.
144      */
145     @Config
146     public static final String MAVEN_EXT_CLASS_PATH = "maven.ext.class.path";
147 
148     public static final String MAVEN_STYLE_PREFIX = "maven.style.";
149 
150     // Style Names
151     public static final String MAVEN_STYLE_TRANSFER_NAME = "transfer";
152     public static final String MAVEN_STYLE_TRACE_NAME = "trace";
153     public static final String MAVEN_STYLE_DEBUG_NAME = "debug";
154     public static final String MAVEN_STYLE_INFO_NAME = "info";
155     public static final String MAVEN_STYLE_WARNING_NAME = "warning";
156     public static final String MAVEN_STYLE_ERROR_NAME = "error";
157     public static final String MAVEN_STYLE_SUCCESS_NAME = "success";
158     public static final String MAVEN_STYLE_FAILURE_NAME = "failure";
159     public static final String MAVEN_STYLE_STRONG_NAME = "strong";
160     public static final String MAVEN_STYLE_MOJO_NAME = "mojo";
161     public static final String MAVEN_STYLE_PROJECT_NAME = "project";
162 
163     // Default Values
164     public static final String MAVEN_STYLE_TRANSFER_DEFAULT = "f:bright-black";
165     public static final String MAVEN_STYLE_TRACE_DEFAULT = "bold,f:magenta";
166     public static final String MAVEN_STYLE_DEBUG_DEFAULT = "bold,f:cyan";
167     public static final String MAVEN_STYLE_INFO_DEFAULT = "bold,f:blue";
168     public static final String MAVEN_STYLE_WARNING_DEFAULT = "bold,f:yellow";
169     public static final String MAVEN_STYLE_ERROR_DEFAULT = "bold,f:red";
170     public static final String MAVEN_STYLE_SUCCESS_DEFAULT = "bold,f:green";
171     public static final String MAVEN_STYLE_FAILURE_DEFAULT = "bold,f:red";
172     public static final String MAVEN_STYLE_STRONG_DEFAULT = "bold";
173     public static final String MAVEN_STYLE_MOJO_DEFAULT = "f:green";
174     public static final String MAVEN_STYLE_PROJECT_DEFAULT = "f:cyan";
175 
176     /**
177      * Maven output color mode.
178      * Allowed values are <code>auto</code>, <code>always</code>, <code>never</code>.
179      *
180      * @since 4.0.0
181      */
182     @Config(defaultValue = "auto")
183     public static final String MAVEN_STYLE_COLOR_PROPERTY = MAVEN_STYLE_PREFIX + "color";
184 
185     /**
186      * Color style for transfer messages.
187      * @since 4.0.0
188      */
189     @Config(defaultValue = MAVEN_STYLE_TRANSFER_DEFAULT)
190     public static final String MAVEN_STYLE_TRANSFER = MAVEN_STYLE_PREFIX + MAVEN_STYLE_TRANSFER_NAME;
191 
192     /**
193      * Color style for trace messages.
194      * @since 4.0.0
195      */
196     @Config(defaultValue = MAVEN_STYLE_TRACE_DEFAULT)
197     public static final String MAVEN_STYLE_TRACE = MAVEN_STYLE_PREFIX + MAVEN_STYLE_TRACE_NAME;
198 
199     /**
200      * Color style for debug messages.
201      * @since 4.0.0
202      */
203     @Config(defaultValue = MAVEN_STYLE_DEBUG_DEFAULT)
204     public static final String MAVEN_STYLE_DEBUG = MAVEN_STYLE_PREFIX + MAVEN_STYLE_DEBUG_NAME;
205 
206     /**
207      * Color style for info messages.
208      * @since 4.0.0
209      */
210     @Config(defaultValue = MAVEN_STYLE_INFO_DEFAULT)
211     public static final String MAVEN_STYLE_INFO = MAVEN_STYLE_PREFIX + MAVEN_STYLE_INFO_NAME;
212 
213     /**
214      * Color style for warning messages.
215      * @since 4.0.0
216      */
217     @Config(defaultValue = MAVEN_STYLE_WARNING_DEFAULT)
218     public static final String MAVEN_STYLE_WARNING = MAVEN_STYLE_PREFIX + MAVEN_STYLE_WARNING_NAME;
219 
220     /**
221      * Color style for error messages.
222      * @since 4.0.0
223      */
224     @Config(defaultValue = MAVEN_STYLE_ERROR_DEFAULT)
225     public static final String MAVEN_STYLE_ERROR = MAVEN_STYLE_PREFIX + MAVEN_STYLE_ERROR_NAME;
226 
227     /**
228      * Color style for success messages.
229      * @since 4.0.0
230      */
231     @Config(defaultValue = MAVEN_STYLE_SUCCESS_DEFAULT)
232     public static final String MAVEN_STYLE_SUCCESS = MAVEN_STYLE_PREFIX + MAVEN_STYLE_SUCCESS_NAME;
233 
234     /**
235      * Color style for failure messages.
236      * @since 4.0.0
237      */
238     @Config(defaultValue = MAVEN_STYLE_FAILURE_DEFAULT)
239     public static final String MAVEN_STYLE_FAILURE = MAVEN_STYLE_PREFIX + MAVEN_STYLE_FAILURE_NAME;
240 
241     /**
242      * Color style for strong messages.
243      * @since 4.0.0
244      */
245     @Config(defaultValue = MAVEN_STYLE_STRONG_DEFAULT)
246     public static final String MAVEN_STYLE_STRONG = MAVEN_STYLE_PREFIX + MAVEN_STYLE_STRONG_NAME;
247 
248     /**
249      * Color style for mojo messages.
250      * @since 4.0.0
251      */
252     @Config(defaultValue = MAVEN_STYLE_MOJO_DEFAULT)
253     public static final String MAVEN_STYLE_MOJO = MAVEN_STYLE_PREFIX + MAVEN_STYLE_MOJO_NAME;
254 
255     /**
256      * Color style for project messages.
257      * @since 4.0.0
258      */
259     @Config(defaultValue = MAVEN_STYLE_PROJECT_DEFAULT)
260     public static final String MAVEN_STYLE_PROJECT = MAVEN_STYLE_PREFIX + MAVEN_STYLE_PROJECT_NAME;
261 
262     /**
263      * Build timestamp format.
264      *
265      * @since 3.0.0
266      */
267     @Config(source = Config.Source.MODEL, defaultValue = "yyyy-MM-dd'T'HH:mm:ssXXX")
268     public static final String MAVEN_BUILD_TIMESTAMP_FORMAT = "maven.build.timestamp.format";
269 
270     /**
271      * User controlled relocations.
272      * This property is a comma separated list of entries with the syntax <code>GAV&gt;GAV</code>.
273      * The first <code>GAV</code> can contain <code>*</code> for any elem (so <code>*:*:*</code> would mean ALL, something
274      * you don't want). The second <code>GAV</code> is either fully specified, or also can contain <code>*</code>,
275      * then it behaves as "ordinary relocation": the coordinate is preserved from relocated artifact.
276      * Finally, if right hand <code>GAV</code> is absent (line looks like <code>GAV&gt;</code>), the left hand matching
277      * <code>GAV</code> is banned fully (from resolving).
278      * <br/>
279      * Note: the <code>&gt;</code> means project level, while <code>&gt;&gt;</code> means global (whole session level,
280      * so even plugins will get relocated artifacts) relocation.
281      * <br/>
282      * For example,
283      * <pre>maven.relocations.entries = org.foo:*:*>, \\<br/>    org.here:*:*>org.there:*:*, \\<br/>    javax.inject:javax.inject:1>>jakarta.inject:jakarta.inject:1.0.5</pre>
284      * means: 3 entries, ban <code>org.foo group</code> (exactly, so <code>org.foo.bar</code> is allowed),
285      * relocate <code>org.here</code> to <code>org.there</code> and finally globally relocate (see <code>&gt;&gt;</code> above)
286      * <code>javax.inject:javax.inject:1</code> to <code>jakarta.inject:jakarta.inject:1.0.5</code>.
287      *
288      * @since 4.0.0
289      */
290     @Config
291     public static final String MAVEN_RELOCATIONS_ENTRIES = "maven.relocations.entries";
292 
293     /**
294      * User property for version filter expression used in session, applied to resolving ranges: a semicolon separated
295      * list of filters to apply. By default, no version filter is applied (like in Maven 3).
296      * <br/>
297      * Supported filters:
298      * <ul>
299      *     <li>"h" or "h(num)" - highest version or top list of highest ones filter</li>
300      *     <li>"l" or "l(num)" - lowest version or bottom list of lowest ones filter</li>
301      *     <li>"s" - contextual snapshot filter</li>
302      *     <li>"e(G:A:V)" - predicate filter (leaves out G:A:V from range, if hit, V can be range)</li>
303      * </ul>
304      * Example filter expression: <code>"h(5);s;e(org.foo:bar:1)</code> will cause: ranges are filtered for "top 5" (instead
305      * full range), snapshots are banned if root project is not a snapshot, and if range for <code>org.foo:bar</code> is
306      * being processed, version 1 is omitted. Value in this property builds
307      * <code>org.eclipse.aether.collection.VersionFilter</code> instance.
308      *
309      * @since 4.0.0
310      */
311     @Config
312     public static final String MAVEN_VERSION_FILTER = "maven.session.versionFilter";
313 
314     /**
315      * User property for chained LRM: the new "head" local repository to use, and "push" the existing into tail.
316      * Similar to <code>maven.repo.local.tail</code>, this property may contain comma separated list of paths to be
317      * used as local repositories (combine with chained local repository), but while latter is "appending" this
318      * one is "prepending".
319      *
320      * @since 4.0.0
321      */
322     @Config
323     public static final String MAVEN_REPO_LOCAL_HEAD = "maven.repo.local.head";
324 
325     /**
326      * User property for chained LRM: list of "tail" local repository paths (separated by comma), to be used with
327      * <code>org.eclipse.aether.util.repository.ChainedLocalRepositoryManager</code>.
328      * Default value: <code>null</code>, no chained LRM is used.
329      *
330      * @since 3.9.0
331      */
332     @Config
333     public static final String MAVEN_REPO_LOCAL_TAIL = "maven.repo.local.tail";
334 
335     /**
336      * User property for chained LRM: whether to ignore "availability check" in tail or not. Usually you do want
337      * to ignore it. This property is mapped onto corresponding Resolver 2.x property, is like a synonym for it.
338      * Default value: <code>true</code>.
339      *
340      * @since 3.9.0
341      * @see <a href="https://maven.apache.org/resolver/configuration.html">Resolver Configuration: aether.chainedLocalRepository.ignoreTailAvailability</a>
342      */
343     @Config
344     public static final String MAVEN_REPO_LOCAL_TAIL_IGNORE_AVAILABILITY = "maven.repo.local.tail.ignoreAvailability";
345 
346     /**
347      * User property for reverse dependency tree. If enabled, Maven will record ".tracking" directory into local
348      * repository with "reverse dependency tree", essentially explaining WHY given artifact is present in local
349      * repository.
350      * Default: <code>false</code>, will not record anything.
351      *
352      * @since 3.9.0
353      */
354     @Config(defaultValue = "false")
355     public static final String MAVEN_REPO_LOCAL_RECORD_REVERSE_TREE = "maven.repo.local.recordReverseTree";
356 
357     /**
358      * User property for selecting dependency manager behaviour regarding transitive dependencies and dependency
359      * management entries in their POMs. Maven 3 targeted full backward compatibility with Maven2, hence it ignored
360      * dependency management entries in transitive dependency POMs. Maven 4 enables "transitivity" by default, hence
361      * unlike Maven2, obeys dependency management entries deep in dependency graph as well.
362      * <br/>
363      * Default: <code>"true"</code>.
364      *
365      * @since 4.0.0
366      */
367     @Config(defaultValue = "true")
368     public static final String MAVEN_RESOLVER_DEPENDENCY_MANAGER_TRANSITIVITY =
369             "maven.resolver.dependencyManagerTransitivity";
370 
371     /**
372      * Resolver transport to use.
373      * Can be <code>default</code>, <code>wagon</code>, <code>apache</code>, <code>jdk</code> or <code>auto</code>.
374      *
375      * @since 4.0.0
376      */
377     @Config(defaultValue = "default")
378     public static final String MAVEN_RESOLVER_TRANSPORT = "maven.resolver.transport";
379 
380     /**
381      * Plugin validation level.
382      *
383      * @since 3.9.2
384      */
385     @Config(defaultValue = "inline")
386     public static final String MAVEN_PLUGIN_VALIDATION = "maven.plugin.validation";
387 
388     /**
389      * Plugin validation exclusions.
390      *
391      * @since 3.9.6
392      */
393     @Config
394     public static final String MAVEN_PLUGIN_VALIDATION_EXCLUDES = "maven.plugin.validation.excludes";
395 
396     /**
397      * ProjectBuilder parallelism.
398      *
399      * @since 4.0.0
400      */
401     @Config(type = "java.lang.Integer", defaultValue = "cores/2 + 1")
402     public static final String MAVEN_MODEL_BUILDER_PARALLELISM = "maven.modelBuilder.parallelism";
403 
404     /**
405      * User property for enabling/disabling the consumer POM feature.
406      *
407      * @since 4.0.0
408      */
409     @Config(type = "java.lang.Boolean", defaultValue = "true")
410     public static final String MAVEN_CONSUMER_POM = "maven.consumer.pom";
411 
412     /**
413      * User property for disabling version resolver cache.
414      *
415      * @since 3.0.0
416      */
417     @Config(type = "java.lang.Boolean", defaultValue = "false")
418     public static final String MAVEN_VERSION_RESOLVER_NO_CACHE = "maven.versionResolver.noCache";
419 
420     /**
421      * User property for overriding calculated "build number" for snapshot deploys. Caution: this property should
422      * be RARELY used (if used at all). It may help in special cases like "aligning" a reactor build subprojects
423      * build numbers to perform a "snapshot lock down". Value given here must be <code>maxRemoteBuildNumber + 1</code>
424      * or greater, otherwise build will fail. How the number to be obtained is left to user (ie by inspecting
425      * snapshot repository metadata or alike).
426      *
427      * Note: this feature is present in Maven 3.9.7 but with different key: <code>maven.buildNumber</code>. In Maven 4
428      * as part of cleanup effort this key was renamed to properly reflect its purpose.
429      *
430      * @since 4.0.0
431      */
432     @Config(type = "java.lang.Integer")
433     public static final String MAVEN_DEPLOY_SNAPSHOT_BUILD_NUMBER = "maven.deploy.snapshot.buildNumber";
434 
435     private Constants() {}
436 }