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1   package org.apache.maven.plugin.dependency.utils.markers;
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 java.io.File;
23  
24  import org.apache.maven.plugin.dependency.fromConfiguration.ArtifactItem;
25  import org.codehaus.plexus.util.StringUtils;
26  
27  /**
28   * @author <a href="mailto:dbradicich@comcast.net">Damian Bradicich</a>
29   * @version $Id: UnpackFileMarkerHandler.java 922597 2010-03-13 16:34:09Z hboutemy $
30   */
31  public class UnpackFileMarkerHandler extends DefaultFileMarkerHandler
32  {
33      protected ArtifactItem artifactItem;
34  
35      public UnpackFileMarkerHandler( File markerFilesDirectory )
36      {
37          super( markerFilesDirectory );
38      }
39  
40      public UnpackFileMarkerHandler( ArtifactItem artifactItem, File markerFilesDirectory )
41      {
42          this( markerFilesDirectory );
43          setArtifactItem( artifactItem );
44      }
45  
46      protected File getMarkerFile()
47      {
48          /**
49           * Build a hash of all include/exclude strings, to determine
50           * if an artifactItem has been unpacked using the include/exclude
51           * parameters, this will allow an artifact to be included multiple
52           * times with different include/exclude parameters
53           */
54          File markerFile = null;
55          if ( this.artifactItem == null
56              || ( StringUtils.isEmpty( this.artifactItem.getIncludes() )
57              &&	StringUtils.isEmpty( this.artifactItem.getExcludes() ) ) )
58          {
59              markerFile = super.getMarkerFile();
60          }
61          else
62          {
63              int includeExcludeHash = 0;
64  
65              if ( StringUtils.isNotEmpty( this.artifactItem.getIncludes() ) )
66              {
67                  includeExcludeHash += this.artifactItem.getIncludes().hashCode();
68              }
69  
70              if ( StringUtils.isNotEmpty( this.artifactItem.getExcludes() ) )
71              {
72                  includeExcludeHash += this.artifactItem.getExcludes().hashCode();
73              }
74  
75              markerFile = new File( this.markerFilesDirectory, this.artifact.getId().replace( ':', '-' ) + includeExcludeHash );
76          }
77  
78          return markerFile;
79      }
80  
81      public void setArtifactItem( ArtifactItem artifactItem )
82      {
83          this.artifactItem = artifactItem;
84  
85          if ( this.artifactItem != null )
86          {
87              setArtifact( this.artifactItem.getArtifact() );
88          }
89      }
90  
91      public ArtifactItem getArtifactItem( )
92      {
93          return this.artifactItem;
94      }
95  }