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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: KeyManager.java 468645 2006-10-28 06:57:24Z minchau $<a name="line.19"></a> |
| <FONT color="green">020</FONT> */<a name="line.20"></a> |
| <FONT color="green">021</FONT> package org.apache.xalan.transformer;<a name="line.21"></a> |
| <FONT color="green">022</FONT> <a name="line.22"></a> |
| <FONT color="green">023</FONT> import java.util.Vector;<a name="line.23"></a> |
| <FONT color="green">024</FONT> <a name="line.24"></a> |
| <FONT color="green">025</FONT> import org.apache.xalan.templates.ElemTemplateElement;<a name="line.25"></a> |
| <FONT color="green">026</FONT> import org.apache.xml.utils.PrefixResolver;<a name="line.26"></a> |
| <FONT color="green">027</FONT> import org.apache.xml.utils.QName;<a name="line.27"></a> |
| <FONT color="green">028</FONT> import org.apache.xml.utils.XMLString;<a name="line.28"></a> |
| <FONT color="green">029</FONT> import org.apache.xpath.XPathContext;<a name="line.29"></a> |
| <FONT color="green">030</FONT> import org.apache.xpath.objects.XNodeSet;<a name="line.30"></a> |
| <FONT color="green">031</FONT> <a name="line.31"></a> |
| <FONT color="green">032</FONT> /**<a name="line.32"></a> |
| <FONT color="green">033</FONT> * This class manages the key tables.<a name="line.33"></a> |
| <FONT color="green">034</FONT> */<a name="line.34"></a> |
| <FONT color="green">035</FONT> public class KeyManager<a name="line.35"></a> |
| <FONT color="green">036</FONT> {<a name="line.36"></a> |
| <FONT color="green">037</FONT> <a name="line.37"></a> |
| <FONT color="green">038</FONT> /**<a name="line.38"></a> |
| <FONT color="green">039</FONT> * Table of tables of element keys.<a name="line.39"></a> |
| <FONT color="green">040</FONT> * @see org.apache.xalan.transformer.KeyTable<a name="line.40"></a> |
| <FONT color="green">041</FONT> */<a name="line.41"></a> |
| <FONT color="green">042</FONT> private transient Vector m_key_tables = null;<a name="line.42"></a> |
| <FONT color="green">043</FONT> <a name="line.43"></a> |
| <FONT color="green">044</FONT> /**<a name="line.44"></a> |
| <FONT color="green">045</FONT> * Given a valid element key, return the corresponding node list.<a name="line.45"></a> |
| <FONT color="green">046</FONT> *<a name="line.46"></a> |
| <FONT color="green">047</FONT> * @param xctxt The XPath runtime state<a name="line.47"></a> |
| <FONT color="green">048</FONT> * @param doc The document node<a name="line.48"></a> |
| <FONT color="green">049</FONT> * @param name The key element name<a name="line.49"></a> |
| <FONT color="green">050</FONT> * @param ref The key value we're looking for <a name="line.50"></a> |
| <FONT color="green">051</FONT> * @param nscontext The prefix resolver for the execution context<a name="line.51"></a> |
| <FONT color="green">052</FONT> *<a name="line.52"></a> |
| <FONT color="green">053</FONT> * @return A nodelist of nodes mathing the given key<a name="line.53"></a> |
| <FONT color="green">054</FONT> *<a name="line.54"></a> |
| <FONT color="green">055</FONT> * @throws javax.xml.transform.TransformerException<a name="line.55"></a> |
| <FONT color="green">056</FONT> */<a name="line.56"></a> |
| <FONT color="green">057</FONT> public XNodeSet getNodeSetDTMByKey(<a name="line.57"></a> |
| <FONT color="green">058</FONT> XPathContext xctxt, int doc, QName name, XMLString ref, PrefixResolver nscontext)<a name="line.58"></a> |
| <FONT color="green">059</FONT> throws javax.xml.transform.TransformerException<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> XNodeSet nl = null;<a name="line.62"></a> |
| <FONT color="green">063</FONT> ElemTemplateElement template = (ElemTemplateElement) nscontext; // yuck -sb<a name="line.63"></a> |
| <FONT color="green">064</FONT> <a name="line.64"></a> |
| <FONT color="green">065</FONT> if ((null != template)<a name="line.65"></a> |
| <FONT color="green">066</FONT> && null != template.getStylesheetRoot().getKeysComposed())<a name="line.66"></a> |
| <FONT color="green">067</FONT> {<a name="line.67"></a> |
| <FONT color="green">068</FONT> boolean foundDoc = false;<a name="line.68"></a> |
| <FONT color="green">069</FONT> <a name="line.69"></a> |
| <FONT color="green">070</FONT> if (null == m_key_tables)<a name="line.70"></a> |
| <FONT color="green">071</FONT> {<a name="line.71"></a> |
| <FONT color="green">072</FONT> m_key_tables = new Vector(4);<a name="line.72"></a> |
| <FONT color="green">073</FONT> }<a name="line.73"></a> |
| <FONT color="green">074</FONT> else<a name="line.74"></a> |
| <FONT color="green">075</FONT> {<a name="line.75"></a> |
| <FONT color="green">076</FONT> int nKeyTables = m_key_tables.size();<a name="line.76"></a> |
| <FONT color="green">077</FONT> <a name="line.77"></a> |
| <FONT color="green">078</FONT> for (int i = 0; i < nKeyTables; i++)<a name="line.78"></a> |
| <FONT color="green">079</FONT> {<a name="line.79"></a> |
| <FONT color="green">080</FONT> KeyTable kt = (KeyTable) m_key_tables.elementAt(i);<a name="line.80"></a> |
| <FONT color="green">081</FONT> <a name="line.81"></a> |
| <FONT color="green">082</FONT> if (kt.getKeyTableName().equals(name) && doc == kt.getDocKey())<a name="line.82"></a> |
| <FONT color="green">083</FONT> {<a name="line.83"></a> |
| <FONT color="green">084</FONT> nl = kt.getNodeSetDTMByKey(name, ref);<a name="line.84"></a> |
| <FONT color="green">085</FONT> <a name="line.85"></a> |
| <FONT color="green">086</FONT> if (nl != null)<a name="line.86"></a> |
| <FONT color="green">087</FONT> {<a name="line.87"></a> |
| <FONT color="green">088</FONT> foundDoc = true;<a name="line.88"></a> |
| <FONT color="green">089</FONT> <a name="line.89"></a> |
| <FONT color="green">090</FONT> break;<a name="line.90"></a> |
| <FONT color="green">091</FONT> }<a name="line.91"></a> |
| <FONT color="green">092</FONT> }<a name="line.92"></a> |
| <FONT color="green">093</FONT> }<a name="line.93"></a> |
| <FONT color="green">094</FONT> }<a name="line.94"></a> |
| <FONT color="green">095</FONT> <a name="line.95"></a> |
| <FONT color="green">096</FONT> if ((null == nl) &&!foundDoc /* && m_needToBuildKeysTable */)<a name="line.96"></a> |
| <FONT color="green">097</FONT> {<a name="line.97"></a> |
| <FONT color="green">098</FONT> KeyTable kt =<a name="line.98"></a> |
| <FONT color="green">099</FONT> new KeyTable(doc, nscontext, name,<a name="line.99"></a> |
| <FONT color="green">100</FONT> template.getStylesheetRoot().getKeysComposed(),<a name="line.100"></a> |
| <FONT color="green">101</FONT> xctxt);<a name="line.101"></a> |
| <FONT color="green">102</FONT> <a name="line.102"></a> |
| <FONT color="green">103</FONT> m_key_tables.addElement(kt);<a name="line.103"></a> |
| <FONT color="green">104</FONT> <a name="line.104"></a> |
| <FONT color="green">105</FONT> if (doc == kt.getDocKey())<a name="line.105"></a> |
| <FONT color="green">106</FONT> {<a name="line.106"></a> |
| <FONT color="green">107</FONT> foundDoc = true;<a name="line.107"></a> |
| <FONT color="green">108</FONT> nl = kt.getNodeSetDTMByKey(name, ref);<a name="line.108"></a> |
| <FONT color="green">109</FONT> }<a name="line.109"></a> |
| <FONT color="green">110</FONT> }<a name="line.110"></a> |
| <FONT color="green">111</FONT> }<a name="line.111"></a> |
| <FONT color="green">112</FONT> <a name="line.112"></a> |
| <FONT color="green">113</FONT> return nl;<a name="line.113"></a> |
| <FONT color="green">114</FONT> }<a name="line.114"></a> |
| <FONT color="green">115</FONT> }<a name="line.115"></a> |
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| </PRE> |
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