1 package org.apache.maven.repository.internal;
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22 import java.io.File;
23 import java.util.ArrayList;
24 import java.util.Collections;
25 import java.util.HashSet;
26 import java.util.List;
27 import java.util.Set;
28
29 import com.google.common.base.Predicate;
30 import com.google.common.collect.Iterables;
31 import org.apache.maven.model.Parent;
32 import org.apache.maven.model.Repository;
33 import org.apache.maven.model.building.FileModelSource;
34 import org.apache.maven.model.building.ModelSource;
35 import org.apache.maven.model.resolution.InvalidRepositoryException;
36 import org.apache.maven.model.resolution.ModelResolver;
37 import org.apache.maven.model.resolution.UnresolvableModelException;
38 import org.eclipse.aether.RepositorySystemSession;
39 import org.eclipse.aether.RequestTrace;
40 import org.eclipse.aether.artifact.Artifact;
41 import org.eclipse.aether.artifact.DefaultArtifact;
42 import org.eclipse.aether.impl.ArtifactResolver;
43 import org.eclipse.aether.impl.RemoteRepositoryManager;
44 import org.eclipse.aether.impl.VersionRangeResolver;
45 import org.eclipse.aether.repository.RemoteRepository;
46 import org.eclipse.aether.resolution.ArtifactRequest;
47 import org.eclipse.aether.resolution.ArtifactResolutionException;
48 import org.eclipse.aether.resolution.VersionRangeRequest;
49 import org.eclipse.aether.resolution.VersionRangeResolutionException;
50 import org.eclipse.aether.resolution.VersionRangeResult;
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59 class DefaultModelResolver
60 implements ModelResolver
61 {
62
63 private final RepositorySystemSession session;
64
65 private final RequestTrace trace;
66
67 private final String context;
68
69 private List<RemoteRepository> repositories;
70
71 private final List<RemoteRepository> externalRepositories;
72
73 private final ArtifactResolver resolver;
74
75 private final VersionRangeResolver versionRangeResolver;
76
77 private final RemoteRepositoryManager remoteRepositoryManager;
78
79 private final Set<String> repositoryIds;
80
81 public DefaultModelResolver( RepositorySystemSession session, RequestTrace trace, String context,
82 ArtifactResolver resolver, VersionRangeResolver versionRangeResolver,
83 RemoteRepositoryManager remoteRepositoryManager, List<RemoteRepository> repositories )
84 {
85 this.session = session;
86 this.trace = trace;
87 this.context = context;
88 this.resolver = resolver;
89 this.versionRangeResolver = versionRangeResolver;
90 this.remoteRepositoryManager = remoteRepositoryManager;
91 this.repositories = repositories;
92 List<RemoteRepository> externalRepositories = new ArrayList<RemoteRepository>();
93 externalRepositories.addAll( repositories );
94 this.externalRepositories = Collections.unmodifiableList( externalRepositories );
95
96 this.repositoryIds = new HashSet<String>();
97 }
98
99 private DefaultModelResolver( DefaultModelResolver original )
100 {
101 this.session = original.session;
102 this.trace = original.trace;
103 this.context = original.context;
104 this.resolver = original.resolver;
105 this.versionRangeResolver = original.versionRangeResolver;
106 this.remoteRepositoryManager = original.remoteRepositoryManager;
107 this.repositories = new ArrayList<RemoteRepository>( original.repositories );
108 this.externalRepositories = original.externalRepositories;
109 this.repositoryIds = new HashSet<String>( original.repositoryIds );
110 }
111
112 @Override
113 public void addRepository( Repository repository )
114 throws InvalidRepositoryException
115 {
116 addRepository( repository, false );
117 }
118
119 @Override
120 public void addRepository( final Repository repository, boolean replace )
121 throws InvalidRepositoryException
122 {
123 if ( session.isIgnoreArtifactDescriptorRepositories() )
124 {
125 return;
126 }
127
128 if ( !repositoryIds.add( repository.getId() ) )
129 {
130 if ( !replace )
131 {
132 return;
133 }
134
135 removeMatchingRepository( repositories, repository.getId() );
136 }
137
138 List<RemoteRepository> newRepositories =
139 Collections.singletonList( ArtifactDescriptorUtils.toRemoteRepository( repository ) );
140
141 this.repositories =
142 remoteRepositoryManager.aggregateRepositories( session, repositories, newRepositories, true );
143 }
144
145 private static void removeMatchingRepository( Iterable<RemoteRepository> repositories, final String id )
146 {
147 Iterables.removeIf( repositories, new Predicate<RemoteRepository>()
148 {
149 @Override
150 public boolean apply( RemoteRepository remoteRepository )
151 {
152 return remoteRepository.getId().equals( id );
153 }
154 } );
155 }
156
157 @Override
158 public ModelResolver newCopy()
159 {
160 return new DefaultModelResolver( this );
161 }
162
163 @Override
164 public ModelSource resolveModel( String groupId, String artifactId, String version )
165 throws UnresolvableModelException
166 {
167 Artifact pomArtifact = new DefaultArtifact( groupId, artifactId, "", "pom", version );
168
169 try
170 {
171 ArtifactRequest request = new ArtifactRequest( pomArtifact, repositories, context );
172 request.setTrace( trace );
173 pomArtifact = resolver.resolveArtifact( session, request ).getArtifact();
174 }
175 catch ( ArtifactResolutionException e )
176 {
177 throw new UnresolvableModelException( e.getMessage(), groupId, artifactId, version, e );
178 }
179
180 File pomFile = pomArtifact.getFile();
181
182 return new FileModelSource( pomFile );
183 }
184
185 public ModelSource resolveModel( Parent parent )
186 throws UnresolvableModelException
187 {
188 Artifact artifact = new DefaultArtifact( parent.getGroupId(), parent.getArtifactId(), "", "pom",
189 parent.getVersion() );
190
191 VersionRangeRequest versionRangeRequest = new VersionRangeRequest( artifact, repositories, context );
192 versionRangeRequest.setTrace( trace );
193
194 try
195 {
196 VersionRangeResult versionRangeResult =
197 versionRangeResolver.resolveVersionRange( session, versionRangeRequest );
198
199 if ( versionRangeResult.getHighestVersion() == null )
200 {
201 throw new UnresolvableModelException( "No versions matched the requested range '" + parent.getVersion()
202 + "'", parent.getGroupId(), parent.getArtifactId(),
203 parent.getVersion() );
204
205 }
206
207 if ( versionRangeResult.getVersionConstraint() != null
208 && versionRangeResult.getVersionConstraint().getRange() != null
209 && versionRangeResult.getVersionConstraint().getRange().getUpperBound() == null )
210 {
211 throw new UnresolvableModelException( "The requested version range '" + parent.getVersion()
212 + "' does not specify an upper bound", parent.getGroupId(),
213 parent.getArtifactId(), parent.getVersion() );
214
215 }
216
217 parent.setVersion( versionRangeResult.getHighestVersion().toString() );
218 }
219 catch ( VersionRangeResolutionException e )
220 {
221 throw new UnresolvableModelException( e.getMessage(), parent.getGroupId(), parent.getArtifactId(),
222 parent.getVersion(), e );
223
224 }
225
226 return resolveModel( parent.getGroupId(), parent.getArtifactId(), parent.getVersion() );
227 }
228
229 }