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Java > Open Source Codes > com > caucho > xsl > java > XslAttributeSet


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.xsl.java;
30
31 import com.caucho.java.JavaWriter;
32 import com.caucho.xml.QName;
33 import com.caucho.xsl.XslParseException;
34
35 import java.util.ArrayList JavaDoc;
36
37 /**
38  * Represents an attribute set.
39  */
40 public class XslAttributeSet extends XslNode implements XslTopNode {
41   private String JavaDoc _name;
42   private ArrayList JavaDoc<XslAttribute> _attributes = new ArrayList JavaDoc<XslAttribute>();
43   private ArrayList JavaDoc<String JavaDoc> _useAttributeSets = new ArrayList JavaDoc<String JavaDoc>();
44
45   /**
46    * Returns the tag name.
47    */
48   public String JavaDoc getTagName()
49   {
50     return "xsl:attribute-set";
51   }
52   
53   /**
54    * Returns the attributes.
55    */
56   public ArrayList JavaDoc<XslAttribute> getAttributes()
57   {
58     ArrayList JavaDoc<XslAttribute> attributes = new ArrayList JavaDoc<XslAttribute>();
59
60     attributes.addAll(_attributes);
61
62     for (int i = 0; i < _useAttributeSets.size(); i++) {
63       String JavaDoc useSet = _useAttributeSets.get(i);
64
65       attributes.addAll(_gen.getAttributeSetList(useSet));
66     }
67
68     return attributes;
69   }
70
71   /**
72    * Adds an attribute.
73    */
74   public void addAttribute(QName name, String JavaDoc value)
75     throws XslParseException
76   {
77     if (name.getName().equals("name"))
78       _name = value;
79     else if (name.getName().equals("use-attribute-sets")) {
80       _useAttributeSets.add(value);
81     }
82     else
83       super.addAttribute(name, value);
84   }
85
86   /**
87    * Ends the attributes.
88    */
89   public void endAttributes()
90     throws XslParseException
91   {
92     if (_name == null)
93       throw error(L.l("xsl:attribute-set needs a 'name' attribute."));
94   }
95
96   /**
97    * Adds a child node.
98    */
99   public void addChild(XslNode node)
100     throws XslParseException
101   {
102     if (node instanceof XslAttribute) {
103       _attributes.add((XslAttribute) node);
104     }
105     else if (node instanceof TextNode) {
106     }
107     else
108       throw error(L.l("<xsl:attribute-set> can only have <xsl:attribute> children."));
109   }
110
111   /**
112    * Called when the tag closes.
113    */
114   public void endElement()
115     throws Exception JavaDoc
116   {
117     _gen.addAttributeSet(_name, this);
118   }
119
120   /**
121    * Generates the code for the tag
122    *
123    * @param out the output writer for the generated java.
124    */
125   public void generate(JavaWriter out)
126     throws Exception JavaDoc
127   {
128   }
129 }
130
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