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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: SymbolTable.java 669373 2008-06-19 03:40:20Z zongaro $<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.compiler;<a name="line.22"></a> |
| <FONT color="green">023</FONT> <a name="line.23"></a> |
| <FONT color="green">024</FONT> import java.util.Hashtable;<a name="line.24"></a> |
| <FONT color="green">025</FONT> import java.util.Stack;<a name="line.25"></a> |
| <FONT color="green">026</FONT> import java.util.StringTokenizer;<a name="line.26"></a> |
| <FONT color="green">027</FONT> import java.util.Vector;<a name="line.27"></a> |
| <FONT color="green">028</FONT> <a name="line.28"></a> |
| <FONT color="green">029</FONT> import org.apache.xalan.xsltc.compiler.util.MethodType;<a name="line.29"></a> |
| <FONT color="green">030</FONT> <a name="line.30"></a> |
| <FONT color="green">031</FONT> /**<a name="line.31"></a> |
| <FONT color="green">032</FONT> * @author Jacek Ambroziak<a name="line.32"></a> |
| <FONT color="green">033</FONT> * @author Santiago Pericas-Geertsen<a name="line.33"></a> |
| <FONT color="green">034</FONT> * @author Morten Jorgensen<a name="line.34"></a> |
| <FONT color="green">035</FONT> */<a name="line.35"></a> |
| <FONT color="green">036</FONT> final class SymbolTable {<a name="line.36"></a> |
| <FONT color="green">037</FONT> <a name="line.37"></a> |
| <FONT color="green">038</FONT> // These hashtables are used for all stylesheets<a name="line.38"></a> |
| <FONT color="green">039</FONT> private final Hashtable _stylesheets = new Hashtable();<a name="line.39"></a> |
| <FONT color="green">040</FONT> private final Hashtable _primops = new Hashtable();<a name="line.40"></a> |
| <FONT color="green">041</FONT> <a name="line.41"></a> |
| <FONT color="green">042</FONT> // These hashtables are used for some stylesheets<a name="line.42"></a> |
| <FONT color="green">043</FONT> private Hashtable _variables = null;<a name="line.43"></a> |
| <FONT color="green">044</FONT> private Hashtable _templates = null;<a name="line.44"></a> |
| <FONT color="green">045</FONT> private Hashtable _attributeSets = null;<a name="line.45"></a> |
| <FONT color="green">046</FONT> private Hashtable _aliases = null;<a name="line.46"></a> |
| <FONT color="green">047</FONT> private Hashtable _excludedURI = null;<a name="line.47"></a> |
| <FONT color="green">048</FONT> private Stack _excludedURIStack = null;<a name="line.48"></a> |
| <FONT color="green">049</FONT> private Hashtable _decimalFormats = null;<a name="line.49"></a> |
| <FONT color="green">050</FONT> private Hashtable _keys = null;<a name="line.50"></a> |
| <FONT color="green">051</FONT> <a name="line.51"></a> |
| <FONT color="green">052</FONT> public DecimalFormatting getDecimalFormatting(QName name) {<a name="line.52"></a> |
| <FONT color="green">053</FONT> if (_decimalFormats == null) return null;<a name="line.53"></a> |
| <FONT color="green">054</FONT> return((DecimalFormatting)_decimalFormats.get(name));<a name="line.54"></a> |
| <FONT color="green">055</FONT> }<a name="line.55"></a> |
| <FONT color="green">056</FONT> <a name="line.56"></a> |
| <FONT color="green">057</FONT> public void addDecimalFormatting(QName name, DecimalFormatting symbols) {<a name="line.57"></a> |
| <FONT color="green">058</FONT> if (_decimalFormats == null) _decimalFormats = new Hashtable();<a name="line.58"></a> |
| <FONT color="green">059</FONT> _decimalFormats.put(name, symbols);<a name="line.59"></a> |
| <FONT color="green">060</FONT> }<a name="line.60"></a> |
| <FONT color="green">061</FONT> <a name="line.61"></a> |
| <FONT color="green">062</FONT> public Key getKey(QName name) {<a name="line.62"></a> |
| <FONT color="green">063</FONT> if (_keys == null) return null;<a name="line.63"></a> |
| <FONT color="green">064</FONT> return (Key) _keys.get(name);<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> public void addKey(QName name, Key key) {<a name="line.67"></a> |
| <FONT color="green">068</FONT> if (_keys == null) _keys = new Hashtable();<a name="line.68"></a> |
| <FONT color="green">069</FONT> _keys.put(name, key);<a name="line.69"></a> |
| <FONT color="green">070</FONT> }<a name="line.70"></a> |
| <FONT color="green">071</FONT> <a name="line.71"></a> |
| <FONT color="green">072</FONT> public Stylesheet addStylesheet(QName name, Stylesheet node) {<a name="line.72"></a> |
| <FONT color="green">073</FONT> return (Stylesheet)_stylesheets.put(name, node);<a name="line.73"></a> |
| <FONT color="green">074</FONT> }<a name="line.74"></a> |
| <FONT color="green">075</FONT> <a name="line.75"></a> |
| <FONT color="green">076</FONT> public Stylesheet lookupStylesheet(QName name) {<a name="line.76"></a> |
| <FONT color="green">077</FONT> return (Stylesheet)_stylesheets.get(name);<a name="line.77"></a> |
| <FONT color="green">078</FONT> }<a name="line.78"></a> |
| <FONT color="green">079</FONT> <a name="line.79"></a> |
| <FONT color="green">080</FONT> public Template addTemplate(Template template) {<a name="line.80"></a> |
| <FONT color="green">081</FONT> final QName name = template.getName();<a name="line.81"></a> |
| <FONT color="green">082</FONT> if (_templates == null) _templates = new Hashtable();<a name="line.82"></a> |
| <FONT color="green">083</FONT> return (Template)_templates.put(name, template);<a name="line.83"></a> |
| <FONT color="green">084</FONT> }<a name="line.84"></a> |
| <FONT color="green">085</FONT> <a name="line.85"></a> |
| <FONT color="green">086</FONT> public Template lookupTemplate(QName name) {<a name="line.86"></a> |
| <FONT color="green">087</FONT> if (_templates == null) return null;<a name="line.87"></a> |
| <FONT color="green">088</FONT> return (Template)_templates.get(name);<a name="line.88"></a> |
| <FONT color="green">089</FONT> }<a name="line.89"></a> |
| <FONT color="green">090</FONT> <a name="line.90"></a> |
| <FONT color="green">091</FONT> public Variable addVariable(Variable variable) {<a name="line.91"></a> |
| <FONT color="green">092</FONT> if (_variables == null) _variables = new Hashtable();<a name="line.92"></a> |
| <FONT color="green">093</FONT> final String name = variable.getName().getStringRep();<a name="line.93"></a> |
| <FONT color="green">094</FONT> return (Variable)_variables.put(name, variable);<a name="line.94"></a> |
| <FONT color="green">095</FONT> }<a name="line.95"></a> |
| <FONT color="green">096</FONT> <a name="line.96"></a> |
| <FONT color="green">097</FONT> public Param addParam(Param parameter) {<a name="line.97"></a> |
| <FONT color="green">098</FONT> if (_variables == null) _variables = new Hashtable();<a name="line.98"></a> |
| <FONT color="green">099</FONT> final String name = parameter.getName().getStringRep();<a name="line.99"></a> |
| <FONT color="green">100</FONT> return (Param)_variables.put(name, parameter);<a name="line.100"></a> |
| <FONT color="green">101</FONT> }<a name="line.101"></a> |
| <FONT color="green">102</FONT> <a name="line.102"></a> |
| <FONT color="green">103</FONT> public Variable lookupVariable(QName qname) {<a name="line.103"></a> |
| <FONT color="green">104</FONT> if (_variables == null) return null;<a name="line.104"></a> |
| <FONT color="green">105</FONT> final String name = qname.getStringRep();<a name="line.105"></a> |
| <FONT color="green">106</FONT> final Object obj = _variables.get(name);<a name="line.106"></a> |
| <FONT color="green">107</FONT> return obj instanceof Variable ? (Variable)obj : null;<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> public Param lookupParam(QName qname) {<a name="line.110"></a> |
| <FONT color="green">111</FONT> if (_variables == null) return null;<a name="line.111"></a> |
| <FONT color="green">112</FONT> final String name = qname.getStringRep();<a name="line.112"></a> |
| <FONT color="green">113</FONT> final Object obj = _variables.get(name);<a name="line.113"></a> |
| <FONT color="green">114</FONT> return obj instanceof Param ? (Param)obj : null;<a name="line.114"></a> |
| <FONT color="green">115</FONT> }<a name="line.115"></a> |
| <FONT color="green">116</FONT> <a name="line.116"></a> |
| <FONT color="green">117</FONT> public SyntaxTreeNode lookupName(QName qname) {<a name="line.117"></a> |
| <FONT color="green">118</FONT> if (_variables == null) return null;<a name="line.118"></a> |
| <FONT color="green">119</FONT> final String name = qname.getStringRep();<a name="line.119"></a> |
| <FONT color="green">120</FONT> return (SyntaxTreeNode)_variables.get(name);<a name="line.120"></a> |
| <FONT color="green">121</FONT> }<a name="line.121"></a> |
| <FONT color="green">122</FONT> <a name="line.122"></a> |
| <FONT color="green">123</FONT> public AttributeSet addAttributeSet(AttributeSet atts) {<a name="line.123"></a> |
| <FONT color="green">124</FONT> if (_attributeSets == null) _attributeSets = new Hashtable();<a name="line.124"></a> |
| <FONT color="green">125</FONT> return (AttributeSet)_attributeSets.put(atts.getName(), atts);<a name="line.125"></a> |
| <FONT color="green">126</FONT> }<a name="line.126"></a> |
| <FONT color="green">127</FONT> <a name="line.127"></a> |
| <FONT color="green">128</FONT> public AttributeSet lookupAttributeSet(QName name) {<a name="line.128"></a> |
| <FONT color="green">129</FONT> if (_attributeSets == null) return null;<a name="line.129"></a> |
| <FONT color="green">130</FONT> return (AttributeSet)_attributeSets.get(name);<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> * Add a primitive operator or function to the symbol table. To avoid<a name="line.134"></a> |
| <FONT color="green">135</FONT> * name clashes with user-defined names, the prefix <tt>PrimopPrefix</tt><a name="line.135"></a> |
| <FONT color="green">136</FONT> * is prepended.<a name="line.136"></a> |
| <FONT color="green">137</FONT> */<a name="line.137"></a> |
| <FONT color="green">138</FONT> public void addPrimop(String name, MethodType mtype) {<a name="line.138"></a> |
| <FONT color="green">139</FONT> Vector methods = (Vector)_primops.get(name);<a name="line.139"></a> |
| <FONT color="green">140</FONT> if (methods == null) {<a name="line.140"></a> |
| <FONT color="green">141</FONT> _primops.put(name, methods = new Vector());<a name="line.141"></a> |
| <FONT color="green">142</FONT> }<a name="line.142"></a> |
| <FONT color="green">143</FONT> methods.addElement(mtype);<a name="line.143"></a> |
| <FONT color="green">144</FONT> }<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> * Lookup a primitive operator or function in the symbol table by<a name="line.147"></a> |
| <FONT color="green">148</FONT> * prepending the prefix <tt>PrimopPrefix</tt>.<a name="line.148"></a> |
| <FONT color="green">149</FONT> */<a name="line.149"></a> |
| <FONT color="green">150</FONT> public Vector lookupPrimop(String name) {<a name="line.150"></a> |
| <FONT color="green">151</FONT> return (Vector)_primops.get(name);<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> * This is used for xsl:attribute elements that have a "namespace"<a name="line.155"></a> |
| <FONT color="green">156</FONT> * attribute that is currently not defined using xmlns:<a name="line.156"></a> |
| <FONT color="green">157</FONT> */<a name="line.157"></a> |
| <FONT color="green">158</FONT> private int _nsCounter = 0;<a name="line.158"></a> |
| <FONT color="green">159</FONT> <a name="line.159"></a> |
| <FONT color="green">160</FONT> public String generateNamespacePrefix() {<a name="line.160"></a> |
| <FONT color="green">161</FONT> return("ns"+(_nsCounter++));<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> * Use a namespace prefix to lookup a namespace URI<a name="line.165"></a> |
| <FONT color="green">166</FONT> */<a name="line.166"></a> |
| <FONT color="green">167</FONT> private SyntaxTreeNode _current = null;<a name="line.167"></a> |
| <FONT color="green">168</FONT> <a name="line.168"></a> |
| <FONT color="green">169</FONT> public void setCurrentNode(SyntaxTreeNode node) {<a name="line.169"></a> |
| <FONT color="green">170</FONT> _current = node;<a name="line.170"></a> |
| <FONT color="green">171</FONT> }<a name="line.171"></a> |
| <FONT color="green">172</FONT> <a name="line.172"></a> |
| <FONT color="green">173</FONT> public String lookupNamespace(String prefix) {<a name="line.173"></a> |
| <FONT color="green">174</FONT> if (_current == null) return(Constants.EMPTYSTRING);<a name="line.174"></a> |
| <FONT color="green">175</FONT> return(_current.lookupNamespace(prefix));<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> /**<a name="line.178"></a> |
| <FONT color="green">179</FONT> * Adds an alias for a namespace prefix<a name="line.179"></a> |
| <FONT color="green">180</FONT> */ <a name="line.180"></a> |
| <FONT color="green">181</FONT> public void addPrefixAlias(String prefix, String alias) {<a name="line.181"></a> |
| <FONT color="green">182</FONT> if (_aliases == null) _aliases = new Hashtable();<a name="line.182"></a> |
| <FONT color="green">183</FONT> _aliases.put(prefix,alias);<a name="line.183"></a> |
| <FONT color="green">184</FONT> }<a name="line.184"></a> |
| <FONT color="green">185</FONT> <a name="line.185"></a> |
| <FONT color="green">186</FONT> /**<a name="line.186"></a> |
| <FONT color="green">187</FONT> * Retrieves any alias for a given namespace prefix<a name="line.187"></a> |
| <FONT color="green">188</FONT> */ <a name="line.188"></a> |
| <FONT color="green">189</FONT> public String lookupPrefixAlias(String prefix) {<a name="line.189"></a> |
| <FONT color="green">190</FONT> if (_aliases == null) return null;<a name="line.190"></a> |
| <FONT color="green">191</FONT> return (String)_aliases.get(prefix);<a name="line.191"></a> |
| <FONT color="green">192</FONT> }<a name="line.192"></a> |
| <FONT color="green">193</FONT> <a name="line.193"></a> |
| <FONT color="green">194</FONT> /**<a name="line.194"></a> |
| <FONT color="green">195</FONT> * Register a namespace URI so that it will not be declared in the output<a name="line.195"></a> |
| <FONT color="green">196</FONT> * unless it is actually referenced in the output.<a name="line.196"></a> |
| <FONT color="green">197</FONT> */<a name="line.197"></a> |
| <FONT color="green">198</FONT> public void excludeURI(String uri) {<a name="line.198"></a> |
| <FONT color="green">199</FONT> // The null-namespace cannot be excluded<a name="line.199"></a> |
| <FONT color="green">200</FONT> if (uri == null) return;<a name="line.200"></a> |
| <FONT color="green">201</FONT> <a name="line.201"></a> |
| <FONT color="green">202</FONT> // Create new hashtable of exlcuded URIs if none exists<a name="line.202"></a> |
| <FONT color="green">203</FONT> if (_excludedURI == null) _excludedURI = new Hashtable();<a name="line.203"></a> |
| <FONT color="green">204</FONT> <a name="line.204"></a> |
| <FONT color="green">205</FONT> // Register the namespace URI<a name="line.205"></a> |
| <FONT color="green">206</FONT> Integer refcnt = (Integer)_excludedURI.get(uri);<a name="line.206"></a> |
| <FONT color="green">207</FONT> if (refcnt == null)<a name="line.207"></a> |
| <FONT color="green">208</FONT> refcnt = new Integer(1);<a name="line.208"></a> |
| <FONT color="green">209</FONT> else<a name="line.209"></a> |
| <FONT color="green">210</FONT> refcnt = new Integer(refcnt.intValue() + 1);<a name="line.210"></a> |
| <FONT color="green">211</FONT> _excludedURI.put(uri,refcnt);<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> * Exclude a series of namespaces given by a list of whitespace<a name="line.215"></a> |
| <FONT color="green">216</FONT> * separated namespace prefixes.<a name="line.216"></a> |
| <FONT color="green">217</FONT> */<a name="line.217"></a> |
| <FONT color="green">218</FONT> public void excludeNamespaces(String prefixes) {<a name="line.218"></a> |
| <FONT color="green">219</FONT> if (prefixes != null) {<a name="line.219"></a> |
| <FONT color="green">220</FONT> StringTokenizer tokens = new StringTokenizer(prefixes);<a name="line.220"></a> |
| <FONT color="green">221</FONT> while (tokens.hasMoreTokens()) {<a name="line.221"></a> |
| <FONT color="green">222</FONT> final String prefix = tokens.nextToken();<a name="line.222"></a> |
| <FONT color="green">223</FONT> final String uri;<a name="line.223"></a> |
| <FONT color="green">224</FONT> if (prefix.equals("#default"))<a name="line.224"></a> |
| <FONT color="green">225</FONT> uri = lookupNamespace(Constants.EMPTYSTRING);<a name="line.225"></a> |
| <FONT color="green">226</FONT> else<a name="line.226"></a> |
| <FONT color="green">227</FONT> uri = lookupNamespace(prefix);<a name="line.227"></a> |
| <FONT color="green">228</FONT> if (uri != null) excludeURI(uri);<a name="line.228"></a> |
| <FONT color="green">229</FONT> }<a name="line.229"></a> |
| <FONT color="green">230</FONT> }<a name="line.230"></a> |
| <FONT color="green">231</FONT> }<a name="line.231"></a> |
| <FONT color="green">232</FONT> <a name="line.232"></a> |
| <FONT color="green">233</FONT> /**<a name="line.233"></a> |
| <FONT color="green">234</FONT> * Check if a namespace should not be declared in the output (unless used)<a name="line.234"></a> |
| <FONT color="green">235</FONT> */<a name="line.235"></a> |
| <FONT color="green">236</FONT> public boolean isExcludedNamespace(String uri) {<a name="line.236"></a> |
| <FONT color="green">237</FONT> if (uri != null && _excludedURI != null) {<a name="line.237"></a> |
| <FONT color="green">238</FONT> final Integer refcnt = (Integer)_excludedURI.get(uri);<a name="line.238"></a> |
| <FONT color="green">239</FONT> return (refcnt != null && refcnt.intValue() > 0);<a name="line.239"></a> |
| <FONT color="green">240</FONT> }<a name="line.240"></a> |
| <FONT color="green">241</FONT> return false;<a name="line.241"></a> |
| <FONT color="green">242</FONT> }<a name="line.242"></a> |
| <FONT color="green">243</FONT> <a name="line.243"></a> |
| <FONT color="green">244</FONT> /**<a name="line.244"></a> |
| <FONT color="green">245</FONT> * Turn of namespace declaration exclusion<a name="line.245"></a> |
| <FONT color="green">246</FONT> */<a name="line.246"></a> |
| <FONT color="green">247</FONT> public void unExcludeNamespaces(String prefixes) {<a name="line.247"></a> |
| <FONT color="green">248</FONT> if (_excludedURI == null) return;<a name="line.248"></a> |
| <FONT color="green">249</FONT> if (prefixes != null) {<a name="line.249"></a> |
| <FONT color="green">250</FONT> StringTokenizer tokens = new StringTokenizer(prefixes);<a name="line.250"></a> |
| <FONT color="green">251</FONT> while (tokens.hasMoreTokens()) {<a name="line.251"></a> |
| <FONT color="green">252</FONT> final String prefix = tokens.nextToken();<a name="line.252"></a> |
| <FONT color="green">253</FONT> final String uri;<a name="line.253"></a> |
| <FONT color="green">254</FONT> if (prefix.equals("#default"))<a name="line.254"></a> |
| <FONT color="green">255</FONT> uri = lookupNamespace(Constants.EMPTYSTRING);<a name="line.255"></a> |
| <FONT color="green">256</FONT> else<a name="line.256"></a> |
| <FONT color="green">257</FONT> uri = lookupNamespace(prefix);<a name="line.257"></a> |
| <FONT color="green">258</FONT> Integer refcnt = (Integer)_excludedURI.get(uri);<a name="line.258"></a> |
| <FONT color="green">259</FONT> if (refcnt != null)<a name="line.259"></a> |
| <FONT color="green">260</FONT> _excludedURI.put(uri, new Integer(refcnt.intValue() - 1));<a name="line.260"></a> |
| <FONT color="green">261</FONT> }<a name="line.261"></a> |
| <FONT color="green">262</FONT> } <a name="line.262"></a> |
| <FONT color="green">263</FONT> }<a name="line.263"></a> |
| <FONT color="green">264</FONT> <a name="line.264"></a> |
| <FONT color="green">265</FONT> /**<a name="line.265"></a> |
| <FONT color="green">266</FONT> * Exclusion of namespaces by a stylesheet does not extend to any stylesheet<a name="line.266"></a> |
| <FONT color="green">267</FONT> * imported or included by the stylesheet. Upon entering the context of a<a name="line.267"></a> |
| <FONT color="green">268</FONT> * new stylesheet, a call to this method is needed to clear the current set<a name="line.268"></a> |
| <FONT color="green">269</FONT> * of excluded namespaces temporarily. Every call to this method requires<a name="line.269"></a> |
| <FONT color="green">270</FONT> * a corresponding call to {@link #popExcludedNamespacesContext()}.<a name="line.270"></a> |
| <FONT color="green">271</FONT> */<a name="line.271"></a> |
| <FONT color="green">272</FONT> public void pushExcludedNamespacesContext() {<a name="line.272"></a> |
| <FONT color="green">273</FONT> if (_excludedURIStack == null) {<a name="line.273"></a> |
| <FONT color="green">274</FONT> _excludedURIStack = new Stack();<a name="line.274"></a> |
| <FONT color="green">275</FONT> }<a name="line.275"></a> |
| <FONT color="green">276</FONT> _excludedURIStack.push(_excludedURI);<a name="line.276"></a> |
| <FONT color="green">277</FONT> _excludedURI = null;<a name="line.277"></a> |
| <FONT color="green">278</FONT> }<a name="line.278"></a> |
| <FONT color="green">279</FONT> <a name="line.279"></a> |
| <FONT color="green">280</FONT> /**<a name="line.280"></a> |
| <FONT color="green">281</FONT> * Exclusion of namespaces by a stylesheet does not extend to any stylesheet<a name="line.281"></a> |
| <FONT color="green">282</FONT> * imported or included by the stylesheet. Upon exiting the context of a<a name="line.282"></a> |
| <FONT color="green">283</FONT> * stylesheet, a call to this method is needed to restore the set of<a name="line.283"></a> |
| <FONT color="green">284</FONT> * excluded namespaces that was in effect prior to entering the context of<a name="line.284"></a> |
| <FONT color="green">285</FONT> * the current stylesheet.<a name="line.285"></a> |
| <FONT color="green">286</FONT> */<a name="line.286"></a> |
| <FONT color="green">287</FONT> public void popExcludedNamespacesContext() {<a name="line.287"></a> |
| <FONT color="green">288</FONT> _excludedURI = (Hashtable) _excludedURIStack.pop();<a name="line.288"></a> |
| <FONT color="green">289</FONT> if (_excludedURIStack.isEmpty()) {<a name="line.289"></a> |
| <FONT color="green">290</FONT> _excludedURIStack = null;<a name="line.290"></a> |
| <FONT color="green">291</FONT> }<a name="line.291"></a> |
| <FONT color="green">292</FONT> }<a name="line.292"></a> |
| <FONT color="green">293</FONT> <a name="line.293"></a> |
| <FONT color="green">294</FONT> }<a name="line.294"></a> |
| <FONT color="green">295</FONT> <a name="line.295"></a> |
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| </PRE> |
| </BODY> |
| </HTML> |
