View Javadoc

1   /*
2    * Copyright (C) 2006 uguu@users.sourceforge.jp, All Rights Reserved.
3    *
4    * Redistribution and use in source and binary forms, with or without
5    * modification, are permitted provided that the following conditions
6    * are met:
7    *
8    *    1. Redistributions of source code must retain the above copyright
9    *       notice, this list of conditions and the following disclaimer.
10   *
11   *    2. Redistributions in binary form must reproduce the above copyright
12   *       notice, this list of conditions and the following disclaimer in the
13   *       documentation and/or other materials provided with the distribution.
14   *
15   *    3. Neither the name of Clarkware Consulting, Inc. nor the names of its
16   *       contributors may be used to endorse or promote products derived
17   *       from this software without prior written permission. For written
18   *       permission, please contact clarkware@clarkware.com.
19   *
20   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
21   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
22   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
23   * CLARKWARE CONSULTING OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
24   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
26   * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27   * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28   * NEGLIGENCE OR OTHERWISE) ARISING IN  ANY WAY OUT OF THE USE OF THIS SOFTWARE,
29   * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30   */
31  
32  package jp.sourceforge.tokenizer;
33  
34  /**
35   * <p>
36   * 文字列の終端まで解析し終わった後に返されるトークンです。
37   * </p>
38   * 
39   * @author uguu@users.sourceforge.jp
40   */
41  public final class EofToken implements Token {
42  
43      private int line;
44  
45      private int column;
46  
47      /**
48       * <p>
49       * インスタンスを初期化します。
50       * </p>
51       * 
52       * @param line
53       *            行番号。
54       * @param column
55       *            列番号。
56       */
57      public EofToken(int line, int column) {
58          this.line = line;
59          this.column = column;
60      }
61  
62      /**
63       * <p>
64       * nullを返します。
65       * </p>
66       * 
67       * @return null。
68       */
69      public String getToken() {
70          return null;
71      }
72  
73      /**
74       * {@inheritDoc}
75       */
76      public int getLine() {
77          return this.line;
78      }
79  
80      /**
81       * {@inheritDoc}
82       */
83      public int getColumn() {
84          return this.column;
85      }
86  
87  }