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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.configuration;
20  
21  import java.io.File;
22  
23  /**
24   * A path translator that resolves relative paths against a specific base directory.
25   *
26   * @author Benjamin Bentmann
27   */
28  public class BasedirBeanConfigurationPathTranslator implements BeanConfigurationPathTranslator {
29  
30      private final File basedir;
31  
32      /**
33       * Creates a new path translator using the specified base directory.
34       *
35       * @param basedir The base directory to resolve relative paths against, may be {@code null} to disable path
36       *            translation.
37       */
38      public BasedirBeanConfigurationPathTranslator(File basedir) {
39          this.basedir = basedir;
40      }
41  
42      public File translatePath(File path) {
43          File result = path;
44  
45          if (path != null && basedir != null) {
46              if (path.isAbsolute()) {
47                  // path is already absolute, we're done
48              } else if (path.getPath().startsWith(File.separator)) {
49                  // drive-relative Windows path, don't align with base dir but with drive root
50                  result = path.getAbsoluteFile();
51              } else {
52                  // an ordinary relative path, align with base dir
53                  result = new File(new File(basedir, path.getPath()).toURI().normalize()).getAbsoluteFile();
54              }
55          }
56  
57          return result;
58      }
59  }