1   /**
2    * Distribution License:
3    * JSword is free software; you can redistribute it and/or modify it under
4    * the terms of the GNU Lesser General Public License, version 2.1 or later
5    * as published by the Free Software Foundation. This program is distributed
6    * in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
7    * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
8    * See the GNU Lesser General Public License for more details.
9    *
10   * The License is available on the internet at:
11   *      http://www.gnu.org/copyleft/lgpl.html
12   * or by writing to:
13   *      Free Software Foundation, Inc.
14   *      59 Temple Place - Suite 330
15   *      Boston, MA 02111-1307, USA
16   *
17   * © CrossWire Bible Society, 2005 - 2016
18   *
19   */
20  package org.crosswire.common.config;
21  
22  import java.io.File;
23  
24  import org.crosswire.common.util.StringUtil;
25  
26  /**
27   * A class to convert between strings and objects of a type.
28   * 
29   * @see gnu.lgpl.License The GNU Lesser General Public License for details.
30   * @author Joe Walker
31   */
32  public class PathChoice extends AbstractReflectedChoice {
33      /*
34       * (non-Javadoc)
35       * 
36       * @see org.crosswire.common.config.Choice#getConvertionClass()
37       */
38      public Class<File[]> getConversionClass() {
39          return File[].class;
40      }
41  
42      /*
43       * (non-Javadoc)
44       * 
45       * @see
46       * org.crosswire.common.config.AbstractReflectedChoice#convertToString(java
47       * .lang.Object)
48       */
49      @Override
50      public String convertToString(Object orig) {
51          File[] paths = (File[]) orig;
52          String[] names = new String[paths.length];
53          for (int i = 0; i < paths.length; i++) {
54              names[i] = paths[i].getAbsolutePath();
55          }
56  
57          return StringUtil.join(names, File.pathSeparator);
58      }
59  
60      /*
61       * (non-Javadoc)
62       * 
63       * @see
64       * org.crosswire.common.config.AbstractReflectedChoice#convertToObject(java
65       * .lang.String)
66       */
67      @Override
68      public Object convertToObject(String orig) {
69          String[] names = StringUtil.split(orig, File.pathSeparator);
70          File[] paths = new File[names.length];
71          for (int i = 0; i < names.length; i++) {
72              paths[i] = new File(names[i]);
73          }
74  
75          return paths;
76      }
77  }
78