1 package org.apache.maven.archetype.generator;
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22 import org.apache.maven.archetype.old.OldArchetype;
23 import org.apache.maven.archetype.ArchetypeGenerationRequest;
24 import org.apache.maven.archetype.ArchetypeGenerationResult;
25 import org.apache.maven.archetype.common.ArchetypeArtifactManager;
26 import org.apache.maven.archetype.exception.ArchetypeException;
27 import org.apache.maven.archetype.exception.ArchetypeGenerationFailure;
28 import org.apache.maven.archetype.exception.ArchetypeNotDefined;
29 import org.apache.maven.archetype.exception.UnknownArchetype;
30 import org.apache.maven.artifact.repository.ArtifactRepository;
31 import org.apache.maven.artifact.repository.ArtifactRepositoryPolicy;
32 import org.apache.maven.artifact.repository.MavenArtifactRepository;
33 import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout;
34 import org.codehaus.plexus.component.annotations.Component;
35 import org.codehaus.plexus.component.annotations.Requirement;
36 import org.codehaus.plexus.logging.AbstractLogEnabled;
37 import org.codehaus.plexus.util.StringUtils;
38 import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
39 import org.dom4j.DocumentException;
40
41 import java.io.File;
42 import java.io.IOException;
43 import java.util.ArrayList;
44 import java.util.List;
45
46 @Component( role = ArchetypeGenerator.class )
47 public class DefaultArchetypeGenerator
48 extends AbstractLogEnabled
49 implements ArchetypeGenerator
50 {
51
52
53
54 @Requirement
55 private ArtifactRepositoryLayout defaultArtifactRepositoryLayout;
56
57 @Requirement
58 private ArchetypeArtifactManager archetypeArtifactManager;
59
60 @Requirement
61 private FilesetArchetypeGenerator filesetGenerator;
62
63 @Requirement
64 private OldArchetype oldArchetype;
65
66 private File getArchetypeFile( ArchetypeGenerationRequest request, ArtifactRepository localRepository )
67 throws IOException, ArchetypeException, XmlPullParserException, DocumentException
68 {
69 if ( !isArchetypeDefined( request ) )
70 {
71 throw new ArchetypeNotDefined( "The archetype is not defined" );
72 }
73
74 List<ArtifactRepository> repos = new ArrayList<ArtifactRepository>();
75
76 ArtifactRepository remoteRepo = null;
77 if ( request != null && request.getArchetypeRepository() != null )
78 {
79 remoteRepo =
80 createRepository( request.getArchetypeRepository(),
81 request.getArchetypeArtifactId() + "-repo" );
82
83 repos.add( remoteRepo );
84 }
85
86 if ( !archetypeArtifactManager.exists( request.getArchetypeGroupId(), request.getArchetypeArtifactId(),
87 request.getArchetypeVersion(), remoteRepo, localRepository, repos,
88 request.getProjectBuildingRequest() ) )
89 {
90 throw new UnknownArchetype( "The desired archetype does not exist (" + request.getArchetypeGroupId() + ":"
91 + request.getArchetypeArtifactId() + ":" + request.getArchetypeVersion() + ")" );
92 }
93
94 File archetypeFile =
95 archetypeArtifactManager.getArchetypeFile( request.getArchetypeGroupId(), request.getArchetypeArtifactId(),
96 request.getArchetypeVersion(), remoteRepo, localRepository,
97 repos, request.getProjectBuildingRequest() );
98 return archetypeFile;
99 }
100
101 private void generateArchetype( ArchetypeGenerationRequest request, File archetypeFile )
102 throws IOException, ArchetypeException, XmlPullParserException, DocumentException
103 {
104 if ( archetypeArtifactManager.isFileSetArchetype( archetypeFile ) )
105 {
106 processFileSetArchetype( request, archetypeFile );
107 }
108 else if ( archetypeArtifactManager.isOldArchetype( archetypeFile ) )
109 {
110 processOldArchetype( request, archetypeFile );
111 }
112 else
113 {
114 throw new ArchetypeGenerationFailure( "The defined artifact is not an archetype" );
115 }
116 }
117
118
119 public String getPackageAsDirectory( String packageName )
120 {
121 return StringUtils.replace( packageName, ".", "/" );
122 }
123
124 private boolean isArchetypeDefined( ArchetypeGenerationRequest request )
125 {
126 return StringUtils.isNotEmpty( request.getArchetypeGroupId() )
127 && StringUtils.isNotEmpty( request.getArchetypeArtifactId() )
128 && StringUtils.isNotEmpty( request.getArchetypeVersion() );
129 }
130
131
132 private void processFileSetArchetype( ArchetypeGenerationRequest request, File archetypeFile )
133 throws ArchetypeException
134 {
135 filesetGenerator.generateArchetype( request, archetypeFile );
136 }
137
138 private void processOldArchetype( ArchetypeGenerationRequest request, File archetypeFile )
139 throws UnknownArchetype, ArchetypeGenerationFailure
140 {
141 oldArchetype.createArchetype( request, archetypeFile );
142 }
143
144 public void generateArchetype( ArchetypeGenerationRequest request, File archetypeFile,
145 ArchetypeGenerationResult result )
146 {
147 try
148 {
149 generateArchetype( request, archetypeFile );
150 }
151 catch ( IOException ex )
152 {
153 result.setCause( ex );
154 }
155 catch ( ArchetypeException ex )
156 {
157 result.setCause( ex );
158 }
159 catch ( XmlPullParserException ex )
160 {
161 result.setCause( ex );
162 }
163 catch ( DocumentException ex )
164 {
165 result.setCause( ex );
166 }
167 }
168
169 public void generateArchetype( ArchetypeGenerationRequest request, ArchetypeGenerationResult result )
170 {
171 try
172 {
173 File archetypeFile = getArchetypeFile( request, request.getLocalRepository() );
174
175 generateArchetype( request, archetypeFile, result );
176 }
177 catch ( IOException ex )
178 {
179 result.setCause( ex );
180 }
181 catch ( ArchetypeException ex )
182 {
183 result.setCause( ex );
184 }
185 catch ( XmlPullParserException ex )
186 {
187 result.setCause( ex );
188 }
189 catch ( DocumentException ex )
190 {
191 result.setCause( ex );
192 }
193 }
194
195 private ArtifactRepository createRepository( String url, String repositoryId )
196 {
197
198
199
200
201
202
203
204 String updatePolicyFlag = ArtifactRepositoryPolicy.UPDATE_POLICY_ALWAYS;
205
206 String checksumPolicyFlag = ArtifactRepositoryPolicy.CHECKSUM_POLICY_WARN;
207
208 ArtifactRepositoryPolicy snapshotsPolicy =
209 new ArtifactRepositoryPolicy( true, updatePolicyFlag, checksumPolicyFlag );
210
211 ArtifactRepositoryPolicy releasesPolicy =
212 new ArtifactRepositoryPolicy( true, updatePolicyFlag, checksumPolicyFlag );
213
214 return new MavenArtifactRepository( repositoryId, url, defaultArtifactRepositoryLayout, snapshotsPolicy,
215 releasesPolicy );
216 }
217 }