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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: ProcessorCharacters.java 468640 2006-10-28 06:53:53Z 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.processor;<a name="line.21"></a> |
| <FONT color="green">022</FONT> <a name="line.22"></a> |
| <FONT color="green">023</FONT> import javax.xml.transform.TransformerException;<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.xalan.templates.ElemText;<a name="line.26"></a> |
| <FONT color="green">027</FONT> import org.apache.xalan.templates.ElemTextLiteral;<a name="line.27"></a> |
| <FONT color="green">028</FONT> import org.apache.xml.utils.XMLCharacterRecognizer;<a name="line.28"></a> |
| <FONT color="green">029</FONT> <a name="line.29"></a> |
| <FONT color="green">030</FONT> import org.w3c.dom.Node;<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 processes character events for a XSLT template element.<a name="line.33"></a> |
| <FONT color="green">034</FONT> * @see <a href="http://www.w3.org/TR/xslt#dtd">XSLT DTD</a><a name="line.34"></a> |
| <FONT color="green">035</FONT> * @see <a href="http://www.w3.org/TR/xslt#section-Creating-the-Result-Tree">section-Creating-the-Result-Tree in XSLT Specification</a><a name="line.35"></a> |
| <FONT color="green">036</FONT> */<a name="line.36"></a> |
| <FONT color="green">037</FONT> public class ProcessorCharacters extends XSLTElementProcessor<a name="line.37"></a> |
| <FONT color="green">038</FONT> {<a name="line.38"></a> |
| <FONT color="green">039</FONT> static final long serialVersionUID = 8632900007814162650L;<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> * Receive notification of the start of the non-text event. This<a name="line.42"></a> |
| <FONT color="green">043</FONT> * is sent to the current processor when any non-text event occurs.<a name="line.43"></a> |
| <FONT color="green">044</FONT> *<a name="line.44"></a> |
| <FONT color="green">045</FONT> * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.<a name="line.45"></a> |
| <FONT color="green">046</FONT> */<a name="line.46"></a> |
| <FONT color="green">047</FONT> public void startNonText(StylesheetHandler handler) throws org.xml.sax.SAXException<a name="line.47"></a> |
| <FONT color="green">048</FONT> {<a name="line.48"></a> |
| <FONT color="green">049</FONT> if (this == handler.getCurrentProcessor())<a name="line.49"></a> |
| <FONT color="green">050</FONT> {<a name="line.50"></a> |
| <FONT color="green">051</FONT> handler.popProcessor();<a name="line.51"></a> |
| <FONT color="green">052</FONT> }<a name="line.52"></a> |
| <FONT color="green">053</FONT> <a name="line.53"></a> |
| <FONT color="green">054</FONT> int nChars = m_accumulator.length();<a name="line.54"></a> |
| <FONT color="green">055</FONT> <a name="line.55"></a> |
| <FONT color="green">056</FONT> if ((nChars > 0)<a name="line.56"></a> |
| <FONT color="green">057</FONT> && ((null != m_xslTextElement)<a name="line.57"></a> |
| <FONT color="green">058</FONT> ||!XMLCharacterRecognizer.isWhiteSpace(m_accumulator)) <a name="line.58"></a> |
| <FONT color="green">059</FONT> || handler.isSpacePreserve())<a name="line.59"></a> |
| <FONT color="green">060</FONT> {<a name="line.60"></a> |
| <FONT color="green">061</FONT> ElemTextLiteral elem = new ElemTextLiteral();<a name="line.61"></a> |
| <FONT color="green">062</FONT> <a name="line.62"></a> |
| <FONT color="green">063</FONT> elem.setDOMBackPointer(m_firstBackPointer);<a name="line.63"></a> |
| <FONT color="green">064</FONT> elem.setLocaterInfo(handler.getLocator());<a name="line.64"></a> |
| <FONT color="green">065</FONT> try<a name="line.65"></a> |
| <FONT color="green">066</FONT> {<a name="line.66"></a> |
| <FONT color="green">067</FONT> elem.setPrefixes(handler.getNamespaceSupport());<a name="line.67"></a> |
| <FONT color="green">068</FONT> }<a name="line.68"></a> |
| <FONT color="green">069</FONT> catch(TransformerException te)<a name="line.69"></a> |
| <FONT color="green">070</FONT> {<a name="line.70"></a> |
| <FONT color="green">071</FONT> throw new org.xml.sax.SAXException(te);<a name="line.71"></a> |
| <FONT color="green">072</FONT> }<a name="line.72"></a> |
| <FONT color="green">073</FONT> <a name="line.73"></a> |
| <FONT color="green">074</FONT> boolean doe = (null != m_xslTextElement)<a name="line.74"></a> |
| <FONT color="green">075</FONT> ? m_xslTextElement.getDisableOutputEscaping() : false;<a name="line.75"></a> |
| <FONT color="green">076</FONT> <a name="line.76"></a> |
| <FONT color="green">077</FONT> elem.setDisableOutputEscaping(doe);<a name="line.77"></a> |
| <FONT color="green">078</FONT> elem.setPreserveSpace(true);<a name="line.78"></a> |
| <FONT color="green">079</FONT> <a name="line.79"></a> |
| <FONT color="green">080</FONT> char[] chars = new char[nChars];<a name="line.80"></a> |
| <FONT color="green">081</FONT> <a name="line.81"></a> |
| <FONT color="green">082</FONT> m_accumulator.getChars(0, nChars, chars, 0);<a name="line.82"></a> |
| <FONT color="green">083</FONT> elem.setChars(chars);<a name="line.83"></a> |
| <FONT color="green">084</FONT> <a name="line.84"></a> |
| <FONT color="green">085</FONT> ElemTemplateElement parent = handler.getElemTemplateElement();<a name="line.85"></a> |
| <FONT color="green">086</FONT> <a name="line.86"></a> |
| <FONT color="green">087</FONT> parent.appendChild(elem);<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> m_accumulator.setLength(0);<a name="line.90"></a> |
| <FONT color="green">091</FONT> m_firstBackPointer = null;<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> protected Node m_firstBackPointer = null;<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> * Receive notification of character data inside an element.<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> * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.<a name="line.100"></a> |
| <FONT color="green">101</FONT> * @param ch The characters.<a name="line.101"></a> |
| <FONT color="green">102</FONT> * @param start The start position in the character array.<a name="line.102"></a> |
| <FONT color="green">103</FONT> * @param length The number of characters to use from the<a name="line.103"></a> |
| <FONT color="green">104</FONT> * character array.<a name="line.104"></a> |
| <FONT color="green">105</FONT> * @throws org.xml.sax.SAXException Any SAX exception, possibly<a name="line.105"></a> |
| <FONT color="green">106</FONT> * wrapping another exception.<a name="line.106"></a> |
| <FONT color="green">107</FONT> * @see org.xml.sax.ContentHandler#characters<a name="line.107"></a> |
| <FONT color="green">108</FONT> */<a name="line.108"></a> |
| <FONT color="green">109</FONT> public void characters(<a name="line.109"></a> |
| <FONT color="green">110</FONT> StylesheetHandler handler, char ch[], int start, int length)<a name="line.110"></a> |
| <FONT color="green">111</FONT> throws org.xml.sax.SAXException<a name="line.111"></a> |
| <FONT color="green">112</FONT> {<a name="line.112"></a> |
| <FONT color="green">113</FONT> <a name="line.113"></a> |
| <FONT color="green">114</FONT> m_accumulator.append(ch, start, length);<a name="line.114"></a> |
| <FONT color="green">115</FONT> <a name="line.115"></a> |
| <FONT color="green">116</FONT> if(null == m_firstBackPointer)<a name="line.116"></a> |
| <FONT color="green">117</FONT> m_firstBackPointer = handler.getOriginatingNode();<a name="line.117"></a> |
| <FONT color="green">118</FONT> <a name="line.118"></a> |
| <FONT color="green">119</FONT> // Catch all events until a non-character event.<a name="line.119"></a> |
| <FONT color="green">120</FONT> if (this != handler.getCurrentProcessor())<a name="line.120"></a> |
| <FONT color="green">121</FONT> handler.pushProcessor(this);<a name="line.121"></a> |
| <FONT color="green">122</FONT> }<a name="line.122"></a> |
| <FONT color="green">123</FONT> <a name="line.123"></a> |
| <FONT color="green">124</FONT> /**<a name="line.124"></a> |
| <FONT color="green">125</FONT> * Receive notification of the end of an element.<a name="line.125"></a> |
| <FONT color="green">126</FONT> *<a name="line.126"></a> |
| <FONT color="green">127</FONT> * @param handler The calling StylesheetHandler/TemplatesBuilder.<a name="line.127"></a> |
| <FONT color="green">128</FONT> * @param uri The Namespace URI, or the empty string if the<a name="line.128"></a> |
| <FONT color="green">129</FONT> * element has no Namespace URI or if Namespace<a name="line.129"></a> |
| <FONT color="green">130</FONT> * processing is not being performed.<a name="line.130"></a> |
| <FONT color="green">131</FONT> * @param localName The local name (without prefix), or the<a name="line.131"></a> |
| <FONT color="green">132</FONT> * empty string if Namespace processing is not being<a name="line.132"></a> |
| <FONT color="green">133</FONT> * performed.<a name="line.133"></a> |
| <FONT color="green">134</FONT> * @param rawName The raw XML 1.0 name (with prefix), or the<a name="line.134"></a> |
| <FONT color="green">135</FONT> * empty string if raw names are not available.<a name="line.135"></a> |
| <FONT color="green">136</FONT> * @see org.apache.xalan.processor.StylesheetHandler#startElement<a name="line.136"></a> |
| <FONT color="green">137</FONT> * @see org.apache.xalan.processor.StylesheetHandler#endElement<a name="line.137"></a> |
| <FONT color="green">138</FONT> * @see org.xml.sax.ContentHandler#startElement<a name="line.138"></a> |
| <FONT color="green">139</FONT> * @see org.xml.sax.ContentHandler#endElement<a name="line.139"></a> |
| <FONT color="green">140</FONT> * @see org.xml.sax.Attributes<a name="line.140"></a> |
| <FONT color="green">141</FONT> */<a name="line.141"></a> |
| <FONT color="green">142</FONT> public void endElement(<a name="line.142"></a> |
| <FONT color="green">143</FONT> StylesheetHandler handler, String uri, String localName, String rawName)<a name="line.143"></a> |
| <FONT color="green">144</FONT> throws org.xml.sax.SAXException<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> // Since this has been installed as the current processor, we <a name="line.147"></a> |
| <FONT color="green">148</FONT> // may get and end element event, in which case, we pop and clear <a name="line.148"></a> |
| <FONT color="green">149</FONT> // and then call the real element processor.<a name="line.149"></a> |
| <FONT color="green">150</FONT> startNonText(handler);<a name="line.150"></a> |
| <FONT color="green">151</FONT> handler.getCurrentProcessor().endElement(handler, uri, localName,<a name="line.151"></a> |
| <FONT color="green">152</FONT> rawName);<a name="line.152"></a> |
| <FONT color="green">153</FONT> handler.popProcessor();<a name="line.153"></a> |
| <FONT color="green">154</FONT> }<a name="line.154"></a> |
| <FONT color="green">155</FONT> <a name="line.155"></a> |
| <FONT color="green">156</FONT> /**<a name="line.156"></a> |
| <FONT color="green">157</FONT> * Accumulate characters, until a non-whitespace event has<a name="line.157"></a> |
| <FONT color="green">158</FONT> * occured.<a name="line.158"></a> |
| <FONT color="green">159</FONT> */<a name="line.159"></a> |
| <FONT color="green">160</FONT> private StringBuffer m_accumulator = new StringBuffer();<a name="line.160"></a> |
| <FONT color="green">161</FONT> <a name="line.161"></a> |
| <FONT color="green">162</FONT> /**<a name="line.162"></a> |
| <FONT color="green">163</FONT> * The xsl:text processor will call this to set a<a name="line.163"></a> |
| <FONT color="green">164</FONT> * preserve space state.<a name="line.164"></a> |
| <FONT color="green">165</FONT> */<a name="line.165"></a> |
| <FONT color="green">166</FONT> private ElemText m_xslTextElement;<a name="line.166"></a> |
| <FONT color="green">167</FONT> <a name="line.167"></a> |
| <FONT color="green">168</FONT> /**<a name="line.168"></a> |
| <FONT color="green">169</FONT> * Set the current setXslTextElement. The xsl:text <a name="line.169"></a> |
| <FONT color="green">170</FONT> * processor will call this to set a preserve space state.<a name="line.170"></a> |
| <FONT color="green">171</FONT> *<a name="line.171"></a> |
| <FONT color="green">172</FONT> * @param xslTextElement The current xslTextElement that <a name="line.172"></a> |
| <FONT color="green">173</FONT> * is preserving state, or null.<a name="line.173"></a> |
| <FONT color="green">174</FONT> */<a name="line.174"></a> |
| <FONT color="green">175</FONT> void setXslTextElement(ElemText xslTextElement)<a name="line.175"></a> |
| <FONT color="green">176</FONT> {<a name="line.176"></a> |
| <FONT color="green">177</FONT> m_xslTextElement = xslTextElement;<a name="line.177"></a> |
| <FONT color="green">178</FONT> }<a name="line.178"></a> |
| <FONT color="green">179</FONT> }<a name="line.179"></a> |
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