package org.apache.maven.plugin.version;
   
   /*
    * 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 java.util.List;
  
  import org.sonatype.aether.repository.LocalRepository;
  import org.sonatype.aether.repository.RemoteRepository;
  
  public class PluginVersionResolutionException
      extends Exception
  {
      private final String groupId;
  
      private final String artifactId;
  
      private final String baseMessage;
  
      public PluginVersionResolutionException( String groupId, String artifactId, String baseMessage, Throwable cause )
      {
          super( "Error resolving version for plugin \'" + groupId + ":" + artifactId + "\': " + baseMessage, cause );
  
          this.groupId = groupId;
          this.artifactId = artifactId;
          this.baseMessage = baseMessage;
      }
  
      public PluginVersionResolutionException( String groupId, String artifactId, String baseMessage )
      {
          super( "Error resolving version for plugin \'" + groupId + ":" + artifactId + "\': " + baseMessage );
  
          this.groupId = groupId;
          this.artifactId = artifactId;
          this.baseMessage = baseMessage;
      }
  
      public PluginVersionResolutionException( String groupId, String artifactId, LocalRepository localRepository,
                                               List<RemoteRepository> remoteRepositories, String baseMessage )
      {
          super( "Error resolving version for plugin \'" + groupId + ":" + artifactId + "\' from the repositories "
              + format( localRepository, remoteRepositories ) + ": " + baseMessage );
  
          this.groupId = groupId;
          this.artifactId = artifactId;
          this.baseMessage = baseMessage;
      }
  
      public String getGroupId()
      {
          return groupId;
      }
  
      public String getArtifactId()
      {
          return artifactId;
      }
  
      public String getBaseMessage()
      {
          return baseMessage;
      }
  
      private static String format( LocalRepository localRepository, List<RemoteRepository> remoteRepositories )
      {
          String repos = "[";
  
          if ( localRepository != null )
          {
              repos += localRepository.getId() + " (" + localRepository.getBasedir() + ")";
          }
  
          if ( remoteRepositories != null && !remoteRepositories.isEmpty() )
          {
              for ( RemoteRepository repository : remoteRepositories )
              {
                  repos += ", ";
  
                  if ( repository != null )
                  {
                      repos += repository.getId() + " (" + repository.getUrl() + ")";
                  }
              }
         }
 
         repos += "]";
 
         return repos;
     }
 
 }