package org.apache.maven.plugin.coreit;
   
   /*
    * 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.manager.WagonManager;
  import org.apache.maven.plugin.AbstractMojo;
  import org.apache.maven.plugin.MojoExecutionException;
  import org.apache.maven.wagon.Wagon;
  import org.apache.maven.wagon.providers.file.FileWagon;
  import org.apache.maven.wagon.providers.ssh.jsch.ScpWagon;
  
  /**
   * @goal use-wagon
   * @phase validate
   */
  public class UsesWagonMojo
      extends AbstractMojo
  {
  
      /**
       * @component
       */
      private WagonManager wagonManager;
  
      public void execute()
          throws MojoExecutionException
      {
          Wagon fileWagon;
          try
          {
              getLog().info( "[MAVEN-CORE-IT-LOG] Looking up wagon for protocol file" );
              fileWagon = wagonManager.getWagon( "file" );
          }
          catch ( Exception e )
          {
              throw new MojoExecutionException( e.getMessage(), e );
          }
          try
          {
              FileWagon theWagon = (FileWagon) fileWagon;
          }
          catch ( ClassCastException e )
          {
              getLog().error( "", e );
              getLog().error( "Plugin Class Loaded by " + FileWagon.class.getClassLoader() );
              getLog().error( "Wagon Class Loaded by " + fileWagon.getClass().getClassLoader() );
  
              throw e;
          }
  
          Wagon scpWagon;
          try
          {
              getLog().info( "[MAVEN-CORE-IT-LOG] Looking up wagon for protocol scp" );
              scpWagon = wagonManager.getWagon( "scp" );
          }
          catch ( Exception e )
          {
              throw new MojoExecutionException( e.getMessage(), e );
          }
          try
          {
              ScpWagon theWagon = (ScpWagon) scpWagon;
          }
          catch ( ClassCastException e )
          {
              getLog().error( "", e );
              getLog().error( "Plugin Class Loaded by " + ScpWagon.class.getClassLoader() );
              getLog().error( "Wagon Class Loaded by " + scpWagon.getClass().getClassLoader() );
  
              throw e;
          }
      }
  
  }