1 package org.apache.maven.artifact.resolver;
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22 import java.util.Iterator;
23 import java.util.List;
24
25 import org.apache.maven.artifact.Artifact;
26 import org.apache.maven.artifact.repository.ArtifactRepository;
27 import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
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33
34 public class AbstractArtifactResolutionException
35 extends Exception
36 {
37 private String groupId;
38
39 private String artifactId;
40
41 private String version;
42
43 private String type;
44
45 private String classifier;
46
47 private Artifact artifact;
48
49 private List<ArtifactRepository> remoteRepositories;
50
51 private final String originalMessage;
52
53 private final String path;
54
55 static final String LS = System.getProperty( "line.separator" );
56
57 protected AbstractArtifactResolutionException( String message,
58 String groupId,
59 String artifactId,
60 String version,
61 String type,
62 String classifier,
63 List<ArtifactRepository> remoteRepositories,
64 List<String> path )
65 {
66 this( message, groupId, artifactId, version, type, classifier, remoteRepositories, path, null );
67 }
68
69 protected AbstractArtifactResolutionException( String message,
70 String groupId,
71 String artifactId,
72 String version,
73 String type,
74 String classifier,
75 List<ArtifactRepository> remoteRepositories,
76 List<String> path,
77 Throwable t )
78 {
79 super( constructMessageBase( message, groupId, artifactId, version, type, remoteRepositories, path ), t );
80
81 this.originalMessage = message;
82 this.groupId = groupId;
83 this.artifactId = artifactId;
84 this.type = type;
85 this.classifier = classifier;
86 this.version = version;
87 this.remoteRepositories = remoteRepositories;
88 this.path = constructArtifactPath( path, "" );
89 }
90
91 protected AbstractArtifactResolutionException( String message,
92 Artifact artifact )
93 {
94 this( message, artifact, null );
95 }
96
97 protected AbstractArtifactResolutionException( String message,
98 Artifact artifact,
99 List<ArtifactRepository> remoteRepositories )
100 {
101 this( message, artifact, remoteRepositories, null );
102 }
103
104 protected AbstractArtifactResolutionException( String message,
105 Artifact artifact,
106 List<ArtifactRepository> remoteRepositories,
107 Throwable t )
108 {
109 this( message, artifact.getGroupId(), artifact.getArtifactId(), artifact.getVersion(), artifact.getType(),
110 artifact.getClassifier(), remoteRepositories, artifact.getDependencyTrail(), t );
111 this.artifact = artifact;
112 }
113
114 public Artifact getArtifact()
115 {
116 return artifact;
117 }
118
119 public String getGroupId()
120 {
121 return groupId;
122 }
123
124 public String getArtifactId()
125 {
126 return artifactId;
127 }
128
129 public String getVersion()
130 {
131 return version;
132 }
133
134 public String getType()
135 {
136 return type;
137 }
138
139
140 public String getClassifier()
141 {
142 return this.classifier;
143 }
144
145
146 public String getPath()
147 {
148 return this.path;
149 }
150
151 public List<ArtifactRepository> getRemoteRepositories()
152 {
153 return remoteRepositories;
154 }
155
156 public String getOriginalMessage()
157 {
158 return originalMessage;
159 }
160
161 protected static String constructArtifactPath( List<String> path,
162 String indentation )
163 {
164 StringBuilder sb = new StringBuilder();
165
166 if ( path != null )
167 {
168 sb.append( LS );
169 sb.append( indentation );
170 sb.append( "Path to dependency: " );
171 sb.append( LS );
172 int num = 1;
173 for ( Iterator<String> i = path.iterator(); i.hasNext(); num++ )
174 {
175 sb.append( indentation );
176 sb.append( "\t" );
177 sb.append( num );
178 sb.append( ") " );
179 sb.append( i.next() );
180 sb.append( LS );
181 }
182 }
183
184 return sb.toString();
185 }
186
187 private static String constructMessageBase( String message,
188 String groupId,
189 String artifactId,
190 String version,
191 String type,
192 List<ArtifactRepository> remoteRepositories,
193 List<String> path )
194 {
195 StringBuilder sb = new StringBuilder();
196
197 sb.append( message );
198
199 if ( message == null || !message.contains( "from the specified remote repositories:" ) )
200 {
201 sb.append( LS );
202 sb.append( " " + groupId + ":" + artifactId + ":" + type + ":" + version );
203 sb.append( LS );
204 if ( remoteRepositories != null )
205 {
206 sb.append( LS );
207 sb.append( "from the specified remote repositories:" );
208 sb.append( LS + " " );
209
210 if ( remoteRepositories.isEmpty() )
211 {
212 sb.append( "(none)" );
213 }
214
215 for ( Iterator<ArtifactRepository> i = remoteRepositories.iterator(); i.hasNext(); )
216 {
217 ArtifactRepository remoteRepository = i.next();
218
219 sb.append( remoteRepository.getId() );
220 sb.append( " (" );
221 sb.append( remoteRepository.getUrl() );
222
223 ArtifactRepositoryPolicy releases = remoteRepository.getReleases();
224 if ( releases != null )
225 {
226 sb.append( ", releases=" ).append( releases.isEnabled() );
227 }
228
229 ArtifactRepositoryPolicy snapshots = remoteRepository.getSnapshots();
230 if ( snapshots != null )
231 {
232 sb.append( ", snapshots=" ).append( snapshots.isEnabled() );
233 }
234
235 sb.append( ")" );
236 if ( i.hasNext() )
237 {
238 sb.append( "," ).append( LS ).append( " " );
239 }
240 }
241 }
242
243 sb.append( constructArtifactPath( path, "" ) );
244 sb.append( LS );
245 }
246
247 return sb.toString();
248 }
249
250 protected static String constructMissingArtifactMessage( String message,
251 String indentation,
252 String groupId,
253 String artifactId,
254 String version,
255 String type,
256 String classifier,
257 String downloadUrl,
258 List<String> path )
259 {
260 StringBuilder sb = new StringBuilder( message );
261
262 if ( !"pom".equals( type ) )
263 {
264 if ( downloadUrl != null )
265 {
266 sb.append( LS );
267 sb.append( LS );
268 sb.append( indentation );
269 sb.append( "Try downloading the file manually from: " );
270 sb.append( LS );
271 sb.append( indentation );
272 sb.append( " " );
273 sb.append( downloadUrl );
274 }
275 else
276 {
277 sb.append( LS );
278 sb.append( LS );
279 sb.append( indentation );
280 sb.append( "Try downloading the file manually from the project website." );
281 }
282
283 sb.append( LS );
284 sb.append( LS );
285 sb.append( indentation );
286 sb.append( "Then, install it using the command: " );
287 sb.append( LS );
288 sb.append( indentation );
289 sb.append( " mvn install:install-file -DgroupId=" );
290 sb.append( groupId );
291 sb.append( " -DartifactId=" );
292 sb.append( artifactId );
293 sb.append( " -Dversion=" );
294 sb.append( version );
295
296
297 if ( classifier != null && !classifier.equals( "" ) )
298 {
299 sb.append( " -Dclassifier=" );
300 sb.append( classifier );
301 }
302 sb.append( " -Dpackaging=" );
303 sb.append( type );
304 sb.append( " -Dfile=/path/to/file" );
305 sb.append( LS );
306
307
308 sb.append( LS );
309 sb.append( indentation );
310 sb.append( "Alternatively, if you host your own repository you can deploy the file there: " );
311 sb.append( LS );
312 sb.append( indentation );
313 sb.append( " mvn deploy:deploy-file -DgroupId=" );
314 sb.append( groupId );
315 sb.append( " -DartifactId=" );
316 sb.append( artifactId );
317 sb.append( " -Dversion=" );
318 sb.append( version );
319
320
321 if ( classifier != null && !classifier.equals( "" ) )
322 {
323 sb.append( " -Dclassifier=" );
324 sb.append( classifier );
325 }
326 sb.append( " -Dpackaging=" );
327 sb.append( type );
328 sb.append( " -Dfile=/path/to/file" );
329 sb.append( " -Durl=[url] -DrepositoryId=[id]" );
330 sb.append( LS );
331 }
332
333 sb.append( constructArtifactPath( path, indentation ) );
334 sb.append( LS );
335
336 return sb.toString();
337 }
338
339 public String getArtifactPath()
340 {
341 return path;
342 }
343 }