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1   package org.apache.maven.model.path;
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 javax.inject.Named;
25  import javax.inject.Singleton;
26  
27  /**
28   * Resolves relative paths against a specific base directory.
29   *
30   * @author Benjamin Bentmann
31   */
32  @Named
33  @Singleton
34  public class DefaultPathTranslator
35      implements PathTranslator
36  {
37  
38      @Override
39      public String alignToBaseDirectory( String path, File basedir )
40      {
41          String result = path;
42  
43          if ( path != null && basedir != null )
44          {
45              path = path.replace( '\\', File.separatorChar ).replace( '/', File.separatorChar );
46  
47              File file = new File( path );
48              if ( file.isAbsolute() )
49              {
50                  // path was already absolute, just normalize file separator and we're done
51                  result = file.getPath();
52              }
53              else if ( file.getPath().startsWith( File.separator ) )
54              {
55                  // drive-relative Windows path, don't align with project directory but with drive root
56                  result = file.getAbsolutePath();
57              }
58              else
59              {
60                  // an ordinary relative path, align with project directory
61                  result = new File( new File( basedir, path ).toURI().normalize() ).getAbsolutePath();
62              }
63          }
64  
65          return result;
66      }
67  
68  }