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


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  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.relaxng.program;
30
31 import com.caucho.xml.QName;
32
33 import java.util.HashSet JavaDoc;
34
35 /**
36  * Matches names.
37  */
38 public class AnyNameItem extends NameClassItem {
39   private NameClassItem _except;
40   
41   public AnyNameItem()
42   {
43   }
44
45   /**
46    * Sets the exception pattern.
47    */
48   public void setExcept(NameClassItem except)
49   {
50     _except = except;
51   }
52     
53   /**
54    * Adds to the first set, the set of element names possible.
55    */
56   public void firstSet(HashSet JavaDoc<QName> set)
57   {
58   }
59
60   /**
61    * Returns true if the name matches.
62    */
63   public boolean matches(QName name)
64   {
65     if (_except == null)
66       return true;
67     else
68       return ! _except.matches(name);
69   }
70
71   /**
72    * Returns the pretty printed syntax.
73    */
74   public String JavaDoc toSyntaxDescription(String JavaDoc prefix)
75   {
76     if (_except != null) {
77       if (prefix.equals(""))
78     return "<* -" + _except.toSyntaxDescription(" ") + ">";
79       else
80     return prefix + "(* -" + _except.toSyntaxDescription(" ") + ")";
81     }
82     else if (prefix.equals(""))
83       return "<*>";
84     else
85       return prefix + "*";
86   }
87
88   public int hashCode()
89   {
90     return 321;
91   }
92   
93   public boolean equals(Object JavaDoc o)
94   {
95     if (this == o)
96       return true;
97
98     if (! (o instanceof AnyNameItem))
99       return false;
100
101     return true;
102   }
103 }
104
105
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