package org.apache.maven.project.artifact;
   
   /*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *  http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  import org.apache.maven.artifact.Artifact;
  import org.apache.maven.artifact.DefaultArtifact;
  import org.apache.maven.artifact.InvalidArtifactRTException;
  import org.apache.maven.artifact.handler.ArtifactHandler;
  import org.apache.maven.artifact.metadata.ArtifactMetadata;
  import org.apache.maven.artifact.repository.ArtifactRepository;
  import org.apache.maven.artifact.versioning.VersionRange;
  
  import java.util.Collection;
  import java.util.Collections;
  import java.util.List;
  
  public class AttachedArtifact
      extends DefaultArtifact
  {
  
      private final Artifact parent;
  
      public AttachedArtifact( Artifact parent, String type, String classifier, ArtifactHandler artifactHandler )
      {        
          super( parent.getGroupId(), parent.getArtifactId(), parent.getVersionRange(), parent.getScope(), type,
                 classifier, artifactHandler, parent.isOptional() );
          
          setDependencyTrail( Collections.singletonList( parent.getId() ) );
          
          this.parent = parent;
          
          if ( getId().equals( parent.getId() ) )
          {
              throw new InvalidArtifactRTException( parent.getGroupId(), parent.getArtifactId(), parent.getVersion(), parent.getType(), "An attached artifact must have a different ID than its corresponding main artifact." );
          }
      }
  
      public AttachedArtifact( Artifact parent, String type, ArtifactHandler artifactHandler )
      {
          this( parent, type, null, artifactHandler );
      }
      
      public void setArtifactId( String artifactId )
      {
          throw new UnsupportedOperationException( "Cannot change the artifactId for an attached artifact.  It is derived from the main artifact." );
      }
  
      public List getAvailableVersions()
      {
          return parent.getAvailableVersions();
      }
      
      public void setAvailableVersions( List availableVersions )
      {
          throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
      }
  
      public String getBaseVersion()
      {
          return parent.getBaseVersion();
      }
      
      public void setBaseVersion( String baseVersion )
      {
          throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
      }
  
      public String getDownloadUrl()
      {
          return parent.getDownloadUrl();
      }
      
      public void setDownloadUrl( String downloadUrl )
      {
          throw new UnsupportedOperationException( "Cannot change the download information for an attached artifact. It is derived from the main artifact." );
      }
  
      public void setGroupId( String groupId )
      {
          throw new UnsupportedOperationException( "Cannot change the groupId on attached artifacts. It is derived from the main artifact." );
      }
  
     public ArtifactRepository getRepository()
     {
         return parent.getRepository();
     }
     
     public void setRepository( ArtifactRepository repository )
     {
         throw new UnsupportedOperationException( "Cannot change the repository information for an attached artifact. It is derived from the main artifact." );
     }
 
     public String getScope()
     {
         return parent.getScope();
     }
     
     public void setScope( String scope )
     {
         throw new UnsupportedOperationException( "Cannot change the scoping information for an attached artifact. It is derived from the main artifact." );
     }
 
     public String getVersion()
     {
         return parent.getVersion();
     }
     
     public void setVersion( String version )
     {
         throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
     }
 
     public VersionRange getVersionRange()
     {
         return parent.getVersionRange();
     }
     
     public void setVersionRange( VersionRange range )
     {
         throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
     }
 
     public boolean isRelease()
     {
         return parent.isRelease();
     }
     
     public void setRelease( boolean release )
     {
         throw new UnsupportedOperationException( "Cannot change the version information for an attached artifact. It is derived from the main artifact." );
     }
 
     public boolean isSnapshot()
     {
         return parent.isSnapshot();
     }
     
     public void addMetadata( ArtifactMetadata metadata )
     {
         // ignore. The parent artifact will handle metadata.
         // we must fail silently here to avoid problems with the artifact transformers.
     }
 
     public Collection getMetadataList()
     {
         return Collections.EMPTY_LIST;
     }
 
 }