DelimitedString


1   /* Copyright 2000-2005 Anders Hovm�ller
2    *
3    * The person or persons who have associated their work with
4    * this document (the "Dedicator") hereby dedicate the entire
5    * copyright in the work of authorship identified below (the
6    * "Work") to the public domain.
7    *
8    * Dedicator makes this dedication for the benefit of the
9    * public at large and to the detriment of Dedicator's heirs
10   * and successors. Dedicator intends this dedication to be an
11   * overt act of relinquishment in perpetuity of all present
12   * and future rights under copyright law, whether vested or
13   * contingent, in the Work. Dedicator understands that such
14   * relinquishment of all rights includes the relinquishment of
15   * all rights to enforce (by lawsuit or otherwise) those
16   * copyrights in the Work.
17   *
18   * Dedicator recognizes that, once placed in the public
19   * domain, the Work may be freely reproduced, distributed,
20   * transmitted, used, modified, built upon, or otherwise
21   * exploited by anyone for any purpose, commercial or non-
22   * commercial, and in any way, including by methods that have
23   * not yet been invented or conceived.
24   */
25  
26  package net.killingar;
27  
28  import java.util.StringTokenizer  ;
29  
30  class DelimitedString
31  {
32      public static final int END = -1;
33  
34      private String   segments[] = null;
35      private String   padding[] = null;
36  
37      public DelimitedString(String   source)
38      {
39          StringTokenizer   st = new StringTokenizer  (source, " \t\n\r\f", false);
40  
41          segments = new String  [st.countTokens()];
42          padding = new String  [segments.length];
43  
44          int i = 0;
45          while(st.hasMoreTokens())
46          {
47              segments[i] = st.nextToken();
48              //if (st.hasMoreTokens())
49                  //padding[i] = st.nextToken();
50  
51              //if (padding[i] == null)
52                  //padding[i] = "";
53  
54              i++;
55          }
56      }
57  
58      public String   getSegment(int i)
59      {
60       if(i < segments.length) return segments[i];
61       else return null;
62      }
63  
64      public String   getSegmentsBetween(int start, int end)
65      {
66       StringBuffer   sb = new StringBuffer  ();
67  
68       if(end == END)
69           end = segments.length;
70  
71       for(int i = start;i < end; i++)
72       {
73           if(i > start) sb.append(" ");
74           sb.append(segments[i]);
75       }
76  
77       return sb.toString();
78      }
79  }
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