ParentChildCollocationQuery


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  package org.netbeans.modules.queries;
21  
22  import java.io.File  ;
23  import org.netbeans.spi.queries.CollocationQueryImplementation;
24  
25  /**
26   * Tests whether files are in parent-child relationship. Such files are
27   * considered to be collocated.
28   *
29   * @author David Konecny
30   */
31  public class ParentChildCollocationQuery implements CollocationQueryImplementation {
32  
33      /** Default constructor for lookup. */
34      public ParentChildCollocationQuery() {}
35  
36      public boolean areCollocated(File   file1, File   file2) {
37          if (file1.equals(file2)) {
38              return true;
39          }
40          String   f1 = file1.getAbsolutePath();
41          if ((file1.isDirectory() || !file1.exists()) && !f1.endsWith(File.separator)) {
42              f1 += File.separatorChar;
43          }
44          String   f2 = file2.getAbsolutePath();
45          if ((file2.isDirectory() || !file2.exists()) && !f2.endsWith(File.separator)) {
46              f2 += File.separatorChar;
47          }
48          return f1.startsWith(f2) || f2.startsWith(f1);
49      }
50      
51      public File   findRoot(File   file) {
52          return null;
53      }
54      
55  }
56
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