TextBlock


1   ////////////////////////////////////////////////////////////////////////////////
2   // checkstyle: Checks Java source code for adherence to a set of rules.
3   // Copyright (C) 2001-2005  Oliver Burn
4   //
5   // This library is free software; you can redistribute it and/or
6   // modify it under the terms of the GNU Lesser General Public
7   // License as published by the Free Software Foundation; either
8   // version 2.1 of the License, or (at your option) any later version.
9   //
10  // This library is distributed in the hope that it will be useful,
11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  // Lesser General Public License for more details.
14  //
15  // You should have received a copy of the GNU Lesser General Public
16  // License along with this library; if not, write to the Free Software
17  // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  ////////////////////////////////////////////////////////////////////////////////
19  package com.puppycrawl.tools.checkstyle.api;
20  
21  /**
22   * A block of text from an inputfile that does not necessarily
23   * have any grammatical structure.
24   *
25   * @author lkuehne
26   */
27  public interface TextBlock
28  {
29      /**
30       * The text content of the text block.
31       * Each line is represented by one array entry.
32       * The linebreak characters are not part of the text content.
33       *
34       * @return the text content of the text block.
35       */
36      String  [] getText();
37  
38      /**
39       * The line in the inputfile where the text block starts.
40       * Counting starts from 1.
41       * @return first line of the text block
42       */
43      int getStartLineNo();
44  
45      /**
46       * The last line of the text block in the inputfile.
47       * Counting starts from 1.
48       * @return last line of the text block
49       */
50      int getEndLineNo();
51  
52      /**
53       * The column in the inputfile where the text block starts.
54       * Counting starts from 0.
55       * @return first line of the text block
56       */
57      int getStartColNo();
58  
59      /**
60       * The column in the inputfile where the text block ends.
61       * Counting starts from 0.
62       * @return last line of the text block
63       */
64      int getEndColNo();
65  
66      /**
67       * Checks if this comment intersects with a specified
68       * part of the file.
69       *
70       * @param aStartLineNo the starting line number in the file
71       * @param aStartColNo the starting column number in the file
72       * @param aEndLineNo the ending line number in the file
73       * @param aEndColNo the ending column number in the file
74       * @return true if the positions intersects with this comment.
75       */
76      boolean intersects(int aStartLineNo, int aStartColNo,
77                         int aEndLineNo, int aEndColNo);
78  }
79
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