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1   /*
2    * Copyright (c) 2009 QOS.ch All rights reserved.
3    * 
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   * 
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   * 
14   * THE SOFTWARE IS PROVIDED "AS  IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  package ch.qos.cal10n.util;
23  
24  /**
25   * 
26   * @author Ceki Gülcü
27   *
28   */
29  public class Token {
30  
31    final static Token EOL = new Token(TokenType.EOL);
32    final static Token TRAILING_BACKSLASH = new Token(TokenType.TRAILING_BACKSLASH);
33    
34    enum TokenType {
35      KEY,
36      SEPARATOR,
37      VALUE,
38      TRAILING_BACKSLASH,
39      EOL;
40    }
41    
42    final TokenType tokenType;
43    final String value;
44    
45  
46    Token(TokenType tokenType) {
47      this(tokenType, null);
48    }
49    
50    Token(TokenType tokenType, String value) {
51      this.tokenType = tokenType;
52      this.value = value;
53    }
54    
55    
56    public TokenType getTokenType() {
57      return tokenType;
58    }
59  
60    public String getValue() {
61      return value;
62    }
63  
64    public String toString() {
65      if (value == null) {
66        return "Token(" + tokenType + ")";
67      } else {
68        return "Token(" + tokenType + ", \"" + value + "\")";
69      }
70    }
71  
72    @Override
73    public int hashCode() {
74      return tokenType.hashCode();
75    }
76  
77    @Override
78    public boolean equals(Object obj) {
79      if (this == obj)
80        return true;
81      if (obj == null)
82        return false;
83      if (getClass() != obj.getClass())
84        return false;
85      Token other = (Token) obj;
86      
87      if (!tokenType.equals(other.tokenType))
88        return false;
89      
90      if (value == null) {
91        if (other.value != null)
92          return false;
93      } else if (!value.equals(other.value))
94        return false;
95      return true;
96    }
97    
98    
99  }