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1   /*
2    * Copyright (c) 2001-2006,
3    * RedVerst Group, ISP RAS http://www.ispras.ru
4    * All rights reserved.
5    *
6    * Redistribution and use in source and binary forms, with or without
7    * modification, are permitted provided that the following conditions are met:
8    *
9    * 1. Redistributions of source code must retain the above copyright notice, this
10   *    list of conditions and the following disclaimer.
11   *
12   * 2. Redistributions in binary form must reproduce the above copyright notice,
13   *    this list of conditions and the following disclaimer in the documentation
14   *    and/or other materials provided with the distribution.
15   *
16   * 3. The names "ATP", "TreeDL", "RedVerst", "ISP RAS"
17   *    may not be used to endorse or promote products derived from this software
18   *    without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
21   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
22   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
23   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
24   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
27   * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30   */
31  package com.unitesk.atp.text.location;
32  
33  /***
34   * Range specified by {@link OffsetPosition offset positions}. 
35   *  
36   * @author <A href="mailto:demakov@ispras.ru">Alexey Demakov</A>
37   * @since 3.6.4, 4.0.1
38   */
39  public class OffsetRange extends Range
40  {
41      public OffsetRange()
42      {
43          super( new OffsetPosition(), new OffsetPosition() );
44      }
45  
46      public OffsetRange( OffsetPosition start, OffsetPosition end )
47      {
48          super( new OffsetPosition(), new OffsetPosition() );
49      }
50  
51      public OffsetPosition getOffsetStart()
52      {
53          return (OffsetPosition)super.getStart();
54      }
55  
56      public OffsetPosition getOffsetEnd()
57      {
58          return (OffsetPosition)super.getEnd();
59      }
60      
61      public int getLength()
62      {
63          return getOffsetEnd().getOffset() - getOffsetStart().getOffset(); 
64      }
65  }