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    1   package org.apache.maven.artifact.ant;
    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.resolver.ResolutionListener;
   24   import org.apache.maven.artifact.versioning.VersionRange;
   25   import org.apache.tools.ant.Project;
   26   
   27   /**
   28    * Show resolution information in Ant.
   29    *
   30    * @author <a href="mailto:brett@apache.org">Brett Porter</a>
   31    * @version $Id: AntResolutionListener.java 884196 2009-11-25 17:07:06Z pgier $
   32    */
   33   public class AntResolutionListener
   34       implements ResolutionListener
   35   {
   36       private String indent = "  ";
   37   
   38       private final Project project;
   39       
   40       public AntResolutionListener( Project project )
   41       {
   42           this.project = project;
   43       }
   44   
   45       public void testArtifact( Artifact node )
   46       {
   47       }
   48   
   49       public void startProcessChildren( Artifact artifact )
   50       {
   51           indent += "  ";
   52       }
   53   
   54       public void endProcessChildren( Artifact artifact )
   55       {
   56           indent = indent.substring( 2 );
   57       }
   58   
   59       public void includeArtifact( Artifact artifact )
   60       {
   61           project.log( indent + artifact + " (selected)", Project.MSG_VERBOSE );
   62       }
   63   
   64       public void omitForNearer( Artifact omitted, Artifact kept )
   65       {
   66           project.log( indent + omitted + " (removed - nearer found: " + kept.getVersion() + ")", Project.MSG_VERBOSE );
   67       }
   68   
   69       public void omitForCycle( Artifact omitted )
   70       {
   71           project.log( indent + omitted + " (removed - causes a cycle in the graph)", Project.MSG_VERBOSE );
   72       }
   73   
   74       public void updateScope( Artifact artifact, String scope )
   75       {
   76           project.log( indent + artifact + " (setting scope to: " + scope + ")", Project.MSG_VERBOSE );
   77       }
   78   
   79       public void updateScopeCurrentPom( Artifact artifact, String scope )
   80       {
   81           project.log( indent + artifact + " (not setting scope to: " + scope + "; local scope " + artifact.getScope()
   82                        + " wins)", Project.MSG_VERBOSE );
   83       }
   84   
   85       public void selectVersionFromRange( Artifact artifact )
   86       {
   87           project.log( indent + artifact + " (setting version to: " + artifact.getVersion() + " from range: "
   88                        + artifact.getVersionRange() + ")", Project.MSG_VERBOSE );
   89       }
   90   
   91       public void restrictRange( Artifact artifact, Artifact replacement, VersionRange newRange )
   92       {
   93           project.log( indent + artifact + " (range restricted from: " + artifact.getVersionRange() + " and: "
   94                        + replacement.getVersionRange() + " to: " + newRange + " )", Project.MSG_VERBOSE );
   95       }
   96   
   97       public void manageArtifact( Artifact artifact, Artifact replacement )
   98       {
   99           String msg = indent + artifact;
  100           msg += " (";
  101           if ( replacement.getVersion() != null )
  102           {
  103               msg += "applying version: " + replacement.getVersion() + ";";
  104           }
  105           if ( replacement.getScope() != null )
  106           {
  107               msg += "applying scope: " + replacement.getScope();
  108           }
  109           msg += ")";
  110           project.log( msg, Project.MSG_VERBOSE );
  111       }
  112   }

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