package org.apache.maven.artifact.ant;

 /*

  * 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.resolver.ResolutionListener;

 import org.apache.maven.artifact.versioning.VersionRange;

 import org.apache.tools.ant.Project;

 /**

  * Show resolution information in Ant.

  *

  * @author <a href="mailto:brett@apache.org">Brett Porter</a>

  * @version $Id: org.apache.maven.artifact.ant.AntResolutionListener.html 806929 2012-03-01 18:57:40Z hboutemy $

  */

 public class AntResolutionListener

     implements ResolutionListener

 {

     private String indent = "  ";

     private final Project project;

     public AntResolutionListener( Project project )

     {

         this.project = project;

     }

     public void testArtifact( Artifact node )

     {

     }

     public void startProcessChildren( Artifact artifact )

     {

         indent += "  ";

     }

     public void endProcessChildren( Artifact artifact )

     {

         indent = indent.substring( 2 );

     }

     public void includeArtifact( Artifact artifact )

     {

         project.log( indent + artifact + " (selected)", Project.MSG_VERBOSE );

     }

     public void omitForNearer( Artifact omitted, Artifact kept )

     {

         project.log( indent + omitted + " (removed - nearer found: " + kept.getVersion() + ")", Project.MSG_VERBOSE );

     }

     public void omitForCycle( Artifact omitted )

     {

         project.log( indent + omitted + " (removed - causes a cycle in the graph)", Project.MSG_VERBOSE );

     }

     public void updateScope( Artifact artifact, String scope )

     {

         project.log( indent + artifact + " (setting scope to: " + scope + ")", Project.MSG_VERBOSE );

     }

     public void updateScopeCurrentPom( Artifact artifact, String scope )

     {

         project.log( indent + artifact + " (not setting scope to: " + scope + "; local scope " + artifact.getScope()

                      + " wins)", Project.MSG_VERBOSE );

     }

     public void selectVersionFromRange( Artifact artifact )

     {

         project.log( indent + artifact + " (setting version to: " + artifact.getVersion() + " from range: "

                      + artifact.getVersionRange() + ")", Project.MSG_VERBOSE );

     }

     public void restrictRange( Artifact artifact, Artifact replacement, VersionRange newRange )

     {

         project.log( indent + artifact + " (range restricted from: " + artifact.getVersionRange() + " and: "

                      + replacement.getVersionRange() + " to: " + newRange + " )", Project.MSG_VERBOSE );

     }

     public void manageArtifact( Artifact artifact, Artifact replacement )

     {

         String msg = indent + artifact;

         msg += " (";

         if ( replacement.getVersion() != null )

         {

             msg += "applying version: " + replacement.getVersion() + ";";

         }

         if ( replacement.getScope() != null )

         {

             msg += "applying scope: " + replacement.getScope();

         }

         msg += ")";

         project.log( msg, Project.MSG_VERBOSE );

     }

 }