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Java > Open Source Codes > com > caucho > relaxng > program > NameItem


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  *
23  * Free Software Foundation, Inc.
24  * 59 Temple Place, Suite 330
25  * Boston, MA 02111-1307 USA
26  *
27  * @author Scott Ferguson
28  */
29
30 package com.caucho.relaxng.program;
31
32 import com.caucho.xml.QName;
33
34 import java.util.HashSet JavaDoc;
35
36 /**
37  * Matches names.
38  */
39 public class NameItem extends NameClassItem {
40   private final QName _name;
41
42   public NameItem(QName name)
43   {
44     _name = name;
45   }
46     
47   public QName getQName()
48   {
49     return _name;
50   }
51
52   /**
53    * Adds to the first set, the set of element names possible.
54    */
55   public void firstSet(HashSet JavaDoc<QName> set)
56   {
57     set.add(_name);
58   }
59
60   /**
61    * Returns true if the name matches.
62    */
63   public boolean matches(QName name)
64   {
65     return name.equals(_name);
66   }
67
68   /**
69    * Returns the pretty printed syntax.
70    */
71   public String JavaDoc toSyntaxDescription(String JavaDoc prefix)
72   {
73     if (prefix.equals(""))
74       return "<" + _name.getName() + ">";
75     else
76       return prefix + _name.getName();
77   }
78
79   public int hashCode()
80   {
81     return _name.hashCode();
82   }
83   
84   public boolean equals(Object JavaDoc o)
85   {
86     if (this == o)
87       return true;
88
89     if (! (o instanceof NameItem))
90       return false;
91
92     NameItem name = (NameItem) o;
93
94     return _name.equals(name._name);
95   }
96
97   public String JavaDoc toString()
98   {
99     return "NameItem[" + _name + "]";
100   }
101 }
102
103
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