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1   package org.apache.maven.project.artifact;
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 org.apache.maven.artifact.Artifact;
23  import org.apache.maven.artifact.DefaultArtifact;
24  import org.apache.maven.artifact.InvalidArtifactRTException;
25  import org.apache.maven.artifact.handler.ArtifactHandler;
26  import org.apache.maven.artifact.metadata.ArtifactMetadata;
27  import org.apache.maven.artifact.repository.ArtifactRepository;
28  import org.apache.maven.artifact.versioning.VersionRange;
29  
30  import java.util.Collection;
31  import java.util.Collections;
32  import java.util.List;
33  
34  public class AttachedArtifact
35      extends DefaultArtifact
36  {
37  
38      private final Artifact parent;
39  
40      public AttachedArtifact( Artifact parent, String type, String classifier, ArtifactHandler artifactHandler )
41      {        
42          super( parent.getGroupId(), parent.getArtifactId(), parent.getVersionRange(), parent.getScope(), type,
43                 classifier, artifactHandler, parent.isOptional() );
44          
45          setDependencyTrail( Collections.singletonList( parent.getId() ) );
46          
47          this.parent = parent;
48          
49          if ( getId().equals( parent.getId() ) )
50          {
51              throw new InvalidArtifactRTException( parent.getGroupId(), parent.getArtifactId(), parent.getVersion(), parent.getType(), "An attached artifact must have a different ID than its corresponding main artifact." );
52          }
53      }
54  
55      public AttachedArtifact( Artifact parent, String type, ArtifactHandler artifactHandler )
56      {
57          this( parent, type, null, artifactHandler );
58      }
59      
60      public void setArtifactId( String artifactId )
61      {
62          throw new UnsupportedOperationException( "Cannot change the artifactId for an attached artifact.  It is derived from the main artifact." );
63      }
64  
65      public List getAvailableVersions()
66      {
67          return parent.getAvailableVersions();
68      }
69      
70      public void setAvailableVersions( List availableVersions )
71      {
72          throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
73      }
74  
75      public String getBaseVersion()
76      {
77          return parent.getBaseVersion();
78      }
79      
80      public void setBaseVersion( String baseVersion )
81      {
82          throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
83      }
84  
85      public String getDownloadUrl()
86      {
87          return parent.getDownloadUrl();
88      }
89      
90      public void setDownloadUrl( String downloadUrl )
91      {
92          throw new UnsupportedOperationException( "Cannot change the download information for an attached artifact. It is derived from the main artifact." );
93      }
94  
95      public void setGroupId( String groupId )
96      {
97          throw new UnsupportedOperationException( "Cannot change the groupId on attached artifacts. It is derived from the main artifact." );
98      }
99  
100     public ArtifactRepository getRepository()
101     {
102         return parent.getRepository();
103     }
104     
105     public void setRepository( ArtifactRepository repository )
106     {
107         throw new UnsupportedOperationException( "Cannot change the repository information for an attached artifact. It is derived from the main artifact." );
108     }
109 
110     public String getScope()
111     {
112         return parent.getScope();
113     }
114     
115     public void setScope( String scope )
116     {
117         throw new UnsupportedOperationException( "Cannot change the scoping information for an attached artifact. It is derived from the main artifact." );
118     }
119 
120     public String getVersion()
121     {
122         return parent.getVersion();
123     }
124     
125     public void setVersion( String version )
126     {
127         throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
128     }
129 
130     public VersionRange getVersionRange()
131     {
132         return parent.getVersionRange();
133     }
134     
135     public void setVersionRange( VersionRange range )
136     {
137         throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
138     }
139 
140     public boolean isRelease()
141     {
142         return parent.isRelease();
143     }
144     
145     public void setRelease( boolean release )
146     {
147         throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
148     }
149 
150     public boolean isSnapshot()
151     {
152         return parent.isSnapshot();
153     }
154     
155     public void addMetadata( ArtifactMetadata metadata )
156     {
157         // ignore. The parent artifact will handle metadata.
158         // we must fail silently here to avoid problems with the artifact transformers.
159     }
160 
161     public Collection getMetadataList()
162     {
163         return Collections.EMPTY_LIST;
164     }
165 
166 }