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<FONT color="green">001</FONT> /*<a name="line.1"></a>
<FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<FONT color="green">003</FONT> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<FONT color="green">004</FONT> * distributed with this work for additional information<a name="line.4"></a>
<FONT color="green">005</FONT> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<FONT color="green">006</FONT> * to you under the Apache License, Version 2.0 (the "License");<a name="line.6"></a>
<FONT color="green">007</FONT> * you may not use this file except in compliance with the License.<a name="line.7"></a>
<FONT color="green">008</FONT> * You may obtain a copy of the License at<a name="line.8"></a>
<FONT color="green">009</FONT> *<a name="line.9"></a>
<FONT color="green">010</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<FONT color="green">011</FONT> *<a name="line.11"></a>
<FONT color="green">012</FONT> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
<FONT color="green">013</FONT> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
<FONT color="green">014</FONT> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
<FONT color="green">015</FONT> * See the License for the specific language governing permissions and<a name="line.15"></a>
<FONT color="green">016</FONT> * limitations under the License.<a name="line.16"></a>
<FONT color="green">017</FONT> */<a name="line.17"></a>
<FONT color="green">018</FONT> /*<a name="line.18"></a>
<FONT color="green">019</FONT> * $Id: AttributeList.java 468652 2006-10-28 07:05:17Z minchau $<a name="line.19"></a>
<FONT color="green">020</FONT> */<a name="line.20"></a>
<FONT color="green">021</FONT> <a name="line.21"></a>
<FONT color="green">022</FONT> package org.apache.xalan.xsltc.runtime;<a name="line.22"></a>
<FONT color="green">023</FONT> <a name="line.23"></a>
<FONT color="green">024</FONT> import java.util.Vector;<a name="line.24"></a>
<FONT color="green">025</FONT> <a name="line.25"></a>
<FONT color="green">026</FONT> /**<a name="line.26"></a>
<FONT color="green">027</FONT> * @author Morten Jorgensen<a name="line.27"></a>
<FONT color="green">028</FONT> */<a name="line.28"></a>
<FONT color="green">029</FONT> public class AttributeList implements org.xml.sax.Attributes {<a name="line.29"></a>
<FONT color="green">030</FONT> <a name="line.30"></a>
<FONT color="green">031</FONT> private final static String EMPTYSTRING = "";<a name="line.31"></a>
<FONT color="green">032</FONT> private final static String CDATASTRING = "CDATA";<a name="line.32"></a>
<FONT color="green">033</FONT> <a name="line.33"></a>
<FONT color="green">034</FONT> private Hashtable _attributes;<a name="line.34"></a>
<FONT color="green">035</FONT> private Vector _names;<a name="line.35"></a>
<FONT color="green">036</FONT> private Vector _qnames;<a name="line.36"></a>
<FONT color="green">037</FONT> private Vector _values;<a name="line.37"></a>
<FONT color="green">038</FONT> private Vector _uris;<a name="line.38"></a>
<FONT color="green">039</FONT> private int _length;<a name="line.39"></a>
<FONT color="green">040</FONT> <a name="line.40"></a>
<FONT color="green">041</FONT> /**<a name="line.41"></a>
<FONT color="green">042</FONT> * AttributeList constructor<a name="line.42"></a>
<FONT color="green">043</FONT> */<a name="line.43"></a>
<FONT color="green">044</FONT> public AttributeList() {<a name="line.44"></a>
<FONT color="green">045</FONT> /*<a name="line.45"></a>
<FONT color="green">046</FONT> _attributes = new Hashtable();<a name="line.46"></a>
<FONT color="green">047</FONT> _names = new Vector();<a name="line.47"></a>
<FONT color="green">048</FONT> _values = new Vector();<a name="line.48"></a>
<FONT color="green">049</FONT> _qnames = new Vector();<a name="line.49"></a>
<FONT color="green">050</FONT> _uris = new Vector();<a name="line.50"></a>
<FONT color="green">051</FONT> */<a name="line.51"></a>
<FONT color="green">052</FONT> _length = 0;<a name="line.52"></a>
<FONT color="green">053</FONT> }<a name="line.53"></a>
<FONT color="green">054</FONT> <a name="line.54"></a>
<FONT color="green">055</FONT> /**<a name="line.55"></a>
<FONT color="green">056</FONT> * Attributes clone constructor<a name="line.56"></a>
<FONT color="green">057</FONT> */<a name="line.57"></a>
<FONT color="green">058</FONT> public AttributeList(org.xml.sax.Attributes attributes) {<a name="line.58"></a>
<FONT color="green">059</FONT> this();<a name="line.59"></a>
<FONT color="green">060</FONT> if (attributes != null) {<a name="line.60"></a>
<FONT color="green">061</FONT> final int count = attributes.getLength();<a name="line.61"></a>
<FONT color="green">062</FONT> for (int i = 0; i &lt; count; i++) {<a name="line.62"></a>
<FONT color="green">063</FONT> add(attributes.getQName(i),attributes.getValue(i));<a name="line.63"></a>
<FONT color="green">064</FONT> }<a name="line.64"></a>
<FONT color="green">065</FONT> }<a name="line.65"></a>
<FONT color="green">066</FONT> }<a name="line.66"></a>
<FONT color="green">067</FONT> <a name="line.67"></a>
<FONT color="green">068</FONT> /**<a name="line.68"></a>
<FONT color="green">069</FONT> * Allocate memory for the AttributeList<a name="line.69"></a>
<FONT color="green">070</FONT> * %OPT% Use on-demand allocation for the internal vectors. The memory<a name="line.70"></a>
<FONT color="green">071</FONT> * is only allocated when there is an attribute. This reduces the cost <a name="line.71"></a>
<FONT color="green">072</FONT> * of creating many small RTFs.<a name="line.72"></a>
<FONT color="green">073</FONT> */<a name="line.73"></a>
<FONT color="green">074</FONT> private void alloc() {<a name="line.74"></a>
<FONT color="green">075</FONT> _attributes = new Hashtable();<a name="line.75"></a>
<FONT color="green">076</FONT> _names = new Vector();<a name="line.76"></a>
<FONT color="green">077</FONT> _values = new Vector();<a name="line.77"></a>
<FONT color="green">078</FONT> _qnames = new Vector();<a name="line.78"></a>
<FONT color="green">079</FONT> _uris = new Vector(); <a name="line.79"></a>
<FONT color="green">080</FONT> }<a name="line.80"></a>
<FONT color="green">081</FONT> <a name="line.81"></a>
<FONT color="green">082</FONT> /**<a name="line.82"></a>
<FONT color="green">083</FONT> * SAX2: Return the number of attributes in the list. <a name="line.83"></a>
<FONT color="green">084</FONT> */<a name="line.84"></a>
<FONT color="green">085</FONT> public int getLength() {<a name="line.85"></a>
<FONT color="green">086</FONT> return(_length);<a name="line.86"></a>
<FONT color="green">087</FONT> }<a name="line.87"></a>
<FONT color="green">088</FONT> <a name="line.88"></a>
<FONT color="green">089</FONT> /**<a name="line.89"></a>
<FONT color="green">090</FONT> * SAX2: Look up an attribute's Namespace URI by index.<a name="line.90"></a>
<FONT color="green">091</FONT> */<a name="line.91"></a>
<FONT color="green">092</FONT> public String getURI(int index) {<a name="line.92"></a>
<FONT color="green">093</FONT> if (index &lt; _length)<a name="line.93"></a>
<FONT color="green">094</FONT> return((String)_uris.elementAt(index));<a name="line.94"></a>
<FONT color="green">095</FONT> else<a name="line.95"></a>
<FONT color="green">096</FONT> return(null);<a name="line.96"></a>
<FONT color="green">097</FONT> }<a name="line.97"></a>
<FONT color="green">098</FONT> <a name="line.98"></a>
<FONT color="green">099</FONT> /**<a name="line.99"></a>
<FONT color="green">100</FONT> * SAX2: Look up an attribute's local name by index.<a name="line.100"></a>
<FONT color="green">101</FONT> */<a name="line.101"></a>
<FONT color="green">102</FONT> public String getLocalName(int index) {<a name="line.102"></a>
<FONT color="green">103</FONT> if (index &lt; _length)<a name="line.103"></a>
<FONT color="green">104</FONT> return((String)_names.elementAt(index));<a name="line.104"></a>
<FONT color="green">105</FONT> else<a name="line.105"></a>
<FONT color="green">106</FONT> return(null);<a name="line.106"></a>
<FONT color="green">107</FONT> }<a name="line.107"></a>
<FONT color="green">108</FONT> <a name="line.108"></a>
<FONT color="green">109</FONT> /**<a name="line.109"></a>
<FONT color="green">110</FONT> * Return the name of an attribute in this list (by position).<a name="line.110"></a>
<FONT color="green">111</FONT> */<a name="line.111"></a>
<FONT color="green">112</FONT> public String getQName(int pos) {<a name="line.112"></a>
<FONT color="green">113</FONT> if (pos &lt; _length)<a name="line.113"></a>
<FONT color="green">114</FONT> return((String)_qnames.elementAt(pos));<a name="line.114"></a>
<FONT color="green">115</FONT> else<a name="line.115"></a>
<FONT color="green">116</FONT> return(null);<a name="line.116"></a>
<FONT color="green">117</FONT> }<a name="line.117"></a>
<FONT color="green">118</FONT> <a name="line.118"></a>
<FONT color="green">119</FONT> /**<a name="line.119"></a>
<FONT color="green">120</FONT> * SAX2: Look up an attribute's type by index.<a name="line.120"></a>
<FONT color="green">121</FONT> */<a name="line.121"></a>
<FONT color="green">122</FONT> public String getType(int index) {<a name="line.122"></a>
<FONT color="green">123</FONT> return(CDATASTRING);<a name="line.123"></a>
<FONT color="green">124</FONT> }<a name="line.124"></a>
<FONT color="green">125</FONT> <a name="line.125"></a>
<FONT color="green">126</FONT> /**<a name="line.126"></a>
<FONT color="green">127</FONT> * SAX2: Look up the index of an attribute by Namespace name.<a name="line.127"></a>
<FONT color="green">128</FONT> */<a name="line.128"></a>
<FONT color="green">129</FONT> public int getIndex(String namespaceURI, String localPart) {<a name="line.129"></a>
<FONT color="green">130</FONT> return(-1);<a name="line.130"></a>
<FONT color="green">131</FONT> }<a name="line.131"></a>
<FONT color="green">132</FONT> <a name="line.132"></a>
<FONT color="green">133</FONT> /**<a name="line.133"></a>
<FONT color="green">134</FONT> * SAX2: Look up the index of an attribute by XML 1.0 qualified name.<a name="line.134"></a>
<FONT color="green">135</FONT> */<a name="line.135"></a>
<FONT color="green">136</FONT> public int getIndex(String qname) {<a name="line.136"></a>
<FONT color="green">137</FONT> return(-1);<a name="line.137"></a>
<FONT color="green">138</FONT> }<a name="line.138"></a>
<FONT color="green">139</FONT> <a name="line.139"></a>
<FONT color="green">140</FONT> /**<a name="line.140"></a>
<FONT color="green">141</FONT> * SAX2: Look up an attribute's type by Namespace name.<a name="line.141"></a>
<FONT color="green">142</FONT> */<a name="line.142"></a>
<FONT color="green">143</FONT> public String getType(String uri, String localName) {<a name="line.143"></a>
<FONT color="green">144</FONT> return(CDATASTRING);<a name="line.144"></a>
<FONT color="green">145</FONT> }<a name="line.145"></a>
<FONT color="green">146</FONT> <a name="line.146"></a>
<FONT color="green">147</FONT> /**<a name="line.147"></a>
<FONT color="green">148</FONT> * SAX2: Look up an attribute's type by qname.<a name="line.148"></a>
<FONT color="green">149</FONT> */<a name="line.149"></a>
<FONT color="green">150</FONT> public String getType(String qname) {<a name="line.150"></a>
<FONT color="green">151</FONT> return(CDATASTRING);<a name="line.151"></a>
<FONT color="green">152</FONT> }<a name="line.152"></a>
<FONT color="green">153</FONT> <a name="line.153"></a>
<FONT color="green">154</FONT> /**<a name="line.154"></a>
<FONT color="green">155</FONT> * SAX2: Look up an attribute's value by index.<a name="line.155"></a>
<FONT color="green">156</FONT> */<a name="line.156"></a>
<FONT color="green">157</FONT> public String getValue(int pos) {<a name="line.157"></a>
<FONT color="green">158</FONT> if (pos &lt; _length)<a name="line.158"></a>
<FONT color="green">159</FONT> return((String)_values.elementAt(pos));<a name="line.159"></a>
<FONT color="green">160</FONT> else<a name="line.160"></a>
<FONT color="green">161</FONT> return(null);<a name="line.161"></a>
<FONT color="green">162</FONT> }<a name="line.162"></a>
<FONT color="green">163</FONT> <a name="line.163"></a>
<FONT color="green">164</FONT> /**<a name="line.164"></a>
<FONT color="green">165</FONT> * SAX2: Look up an attribute's value by qname.<a name="line.165"></a>
<FONT color="green">166</FONT> */<a name="line.166"></a>
<FONT color="green">167</FONT> public String getValue(String qname) {<a name="line.167"></a>
<FONT color="green">168</FONT> if (_attributes != null) {<a name="line.168"></a>
<FONT color="green">169</FONT> final Integer obj = (Integer)_attributes.get(qname);<a name="line.169"></a>
<FONT color="green">170</FONT> if (obj == null) return null;<a name="line.170"></a>
<FONT color="green">171</FONT> return(getValue(obj.intValue()));<a name="line.171"></a>
<FONT color="green">172</FONT> }<a name="line.172"></a>
<FONT color="green">173</FONT> else<a name="line.173"></a>
<FONT color="green">174</FONT> return null;<a name="line.174"></a>
<FONT color="green">175</FONT> }<a name="line.175"></a>
<FONT color="green">176</FONT> <a name="line.176"></a>
<FONT color="green">177</FONT> /**<a name="line.177"></a>
<FONT color="green">178</FONT> * SAX2: Look up an attribute's value by Namespace name - SLOW!<a name="line.178"></a>
<FONT color="green">179</FONT> */<a name="line.179"></a>
<FONT color="green">180</FONT> public String getValue(String uri, String localName) {<a name="line.180"></a>
<FONT color="green">181</FONT> return(getValue(uri+':'+localName));<a name="line.181"></a>
<FONT color="green">182</FONT> }<a name="line.182"></a>
<FONT color="green">183</FONT> <a name="line.183"></a>
<FONT color="green">184</FONT> /**<a name="line.184"></a>
<FONT color="green">185</FONT> * Adds an attribute to the list<a name="line.185"></a>
<FONT color="green">186</FONT> */<a name="line.186"></a>
<FONT color="green">187</FONT> public void add(String qname, String value) {<a name="line.187"></a>
<FONT color="green">188</FONT> // Initialize the internal vectors at the first usage.<a name="line.188"></a>
<FONT color="green">189</FONT> if (_attributes == null)<a name="line.189"></a>
<FONT color="green">190</FONT> alloc();<a name="line.190"></a>
<FONT color="green">191</FONT> <a name="line.191"></a>
<FONT color="green">192</FONT> // Stuff the QName into the names vector &amp; hashtable<a name="line.192"></a>
<FONT color="green">193</FONT> Integer obj = (Integer)_attributes.get(qname);<a name="line.193"></a>
<FONT color="green">194</FONT> if (obj == null) {<a name="line.194"></a>
<FONT color="green">195</FONT> _attributes.put(qname, obj = new Integer(_length++));<a name="line.195"></a>
<FONT color="green">196</FONT> _qnames.addElement(qname);<a name="line.196"></a>
<FONT color="green">197</FONT> _values.addElement(value);<a name="line.197"></a>
<FONT color="green">198</FONT> int col = qname.lastIndexOf(':');<a name="line.198"></a>
<FONT color="green">199</FONT> if (col &gt; -1) {<a name="line.199"></a>
<FONT color="green">200</FONT> _uris.addElement(qname.substring(0,col));<a name="line.200"></a>
<FONT color="green">201</FONT> _names.addElement(qname.substring(col+1));<a name="line.201"></a>
<FONT color="green">202</FONT> }<a name="line.202"></a>
<FONT color="green">203</FONT> else {<a name="line.203"></a>
<FONT color="green">204</FONT> _uris.addElement(EMPTYSTRING);<a name="line.204"></a>
<FONT color="green">205</FONT> _names.addElement(qname);<a name="line.205"></a>
<FONT color="green">206</FONT> }<a name="line.206"></a>
<FONT color="green">207</FONT> }<a name="line.207"></a>
<FONT color="green">208</FONT> else {<a name="line.208"></a>
<FONT color="green">209</FONT> final int index = obj.intValue();<a name="line.209"></a>
<FONT color="green">210</FONT> _values.set(index, value);<a name="line.210"></a>
<FONT color="green">211</FONT> }<a name="line.211"></a>
<FONT color="green">212</FONT> }<a name="line.212"></a>
<FONT color="green">213</FONT> <a name="line.213"></a>
<FONT color="green">214</FONT> /**<a name="line.214"></a>
<FONT color="green">215</FONT> * Clears the attribute list<a name="line.215"></a>
<FONT color="green">216</FONT> */<a name="line.216"></a>
<FONT color="green">217</FONT> public void clear() {<a name="line.217"></a>
<FONT color="green">218</FONT> _length = 0;<a name="line.218"></a>
<FONT color="green">219</FONT> if (_attributes != null) {<a name="line.219"></a>
<FONT color="green">220</FONT> _attributes.clear();<a name="line.220"></a>
<FONT color="green">221</FONT> _names.removeAllElements();<a name="line.221"></a>
<FONT color="green">222</FONT> _values.removeAllElements();<a name="line.222"></a>
<FONT color="green">223</FONT> _qnames.removeAllElements();<a name="line.223"></a>
<FONT color="green">224</FONT> _uris.removeAllElements();<a name="line.224"></a>
<FONT color="green">225</FONT> }<a name="line.225"></a>
<FONT color="green">226</FONT> }<a name="line.226"></a>
<FONT color="green">227</FONT> <a name="line.227"></a>
<FONT color="green">228</FONT> }<a name="line.228"></a>
</PRE>
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