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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: VariableRef.java 528589 2007-04-13 18:50:56Z 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 org.apache.bcel.generic.CHECKCAST;<a name="line.24"></a>
<FONT color="green">025</FONT>    import org.apache.bcel.generic.ConstantPoolGen;<a name="line.25"></a>
<FONT color="green">026</FONT>    import org.apache.bcel.generic.GETFIELD;<a name="line.26"></a>
<FONT color="green">027</FONT>    import org.apache.bcel.generic.INVOKEINTERFACE;<a name="line.27"></a>
<FONT color="green">028</FONT>    import org.apache.bcel.generic.InstructionList;<a name="line.28"></a>
<FONT color="green">029</FONT>    import org.apache.xalan.xsltc.compiler.util.ClassGenerator;<a name="line.29"></a>
<FONT color="green">030</FONT>    import org.apache.xalan.xsltc.compiler.util.MethodGenerator;<a name="line.30"></a>
<FONT color="green">031</FONT>    import org.apache.xalan.xsltc.compiler.util.NodeSetType;<a name="line.31"></a>
<FONT color="green">032</FONT>    <a name="line.32"></a>
<FONT color="green">033</FONT>    /**<a name="line.33"></a>
<FONT color="green">034</FONT>     * @author Jacek Ambroziak<a name="line.34"></a>
<FONT color="green">035</FONT>     * @author Santiago Pericas-Geertsen<a name="line.35"></a>
<FONT color="green">036</FONT>     * @author Morten Jorgensen<a name="line.36"></a>
<FONT color="green">037</FONT>     * @author Erwin Bolwidt &lt;ejb@klomp.org&gt;<a name="line.37"></a>
<FONT color="green">038</FONT>     */<a name="line.38"></a>
<FONT color="green">039</FONT>    final class VariableRef extends VariableRefBase {<a name="line.39"></a>
<FONT color="green">040</FONT>    <a name="line.40"></a>
<FONT color="green">041</FONT>        public VariableRef(Variable variable) {<a name="line.41"></a>
<FONT color="green">042</FONT>            super(variable);<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>        public void translate(ClassGenerator classGen, MethodGenerator methodGen) {<a name="line.45"></a>
<FONT color="green">046</FONT>            final ConstantPoolGen cpg = classGen.getConstantPool();<a name="line.46"></a>
<FONT color="green">047</FONT>            final InstructionList il = methodGen.getInstructionList();<a name="line.47"></a>
<FONT color="green">048</FONT>    <a name="line.48"></a>
<FONT color="green">049</FONT>            // Fall-through for variables that are implemented as methods<a name="line.49"></a>
<FONT color="green">050</FONT>            if (_type.implementedAsMethod()) return;<a name="line.50"></a>
<FONT color="green">051</FONT>    <a name="line.51"></a>
<FONT color="green">052</FONT>            final String name = _variable.getEscapedName();<a name="line.52"></a>
<FONT color="green">053</FONT>            final String signature = _type.toSignature();<a name="line.53"></a>
<FONT color="green">054</FONT>    <a name="line.54"></a>
<FONT color="green">055</FONT>            if (_variable.isLocal()) {<a name="line.55"></a>
<FONT color="green">056</FONT>                if (classGen.isExternal()) {<a name="line.56"></a>
<FONT color="green">057</FONT>                    Closure variableClosure = _closure;<a name="line.57"></a>
<FONT color="green">058</FONT>                    while (variableClosure != null) {<a name="line.58"></a>
<FONT color="green">059</FONT>                        if (variableClosure.inInnerClass()) break;<a name="line.59"></a>
<FONT color="green">060</FONT>                        variableClosure = variableClosure.getParentClosure();<a name="line.60"></a>
<FONT color="green">061</FONT>                    }<a name="line.61"></a>
<FONT color="green">062</FONT>                <a name="line.62"></a>
<FONT color="green">063</FONT>                    if (variableClosure != null) {<a name="line.63"></a>
<FONT color="green">064</FONT>                        il.append(ALOAD_0);<a name="line.64"></a>
<FONT color="green">065</FONT>                        il.append(new GETFIELD(<a name="line.65"></a>
<FONT color="green">066</FONT>                            cpg.addFieldref(variableClosure.getInnerClassName(), <a name="line.66"></a>
<FONT color="green">067</FONT>                                name, signature)));<a name="line.67"></a>
<FONT color="green">068</FONT>                    }<a name="line.68"></a>
<FONT color="green">069</FONT>                    else {<a name="line.69"></a>
<FONT color="green">070</FONT>                        il.append(_variable.loadInstruction());<a name="line.70"></a>
<FONT color="green">071</FONT>                    }<a name="line.71"></a>
<FONT color="green">072</FONT>                }<a name="line.72"></a>
<FONT color="green">073</FONT>                else {<a name="line.73"></a>
<FONT color="green">074</FONT>                    il.append(_variable.loadInstruction());<a name="line.74"></a>
<FONT color="green">075</FONT>                }<a name="line.75"></a>
<FONT color="green">076</FONT>            }<a name="line.76"></a>
<FONT color="green">077</FONT>            else {<a name="line.77"></a>
<FONT color="green">078</FONT>                final String className = classGen.getClassName();<a name="line.78"></a>
<FONT color="green">079</FONT>                il.append(classGen.loadTranslet());<a name="line.79"></a>
<FONT color="green">080</FONT>                if (classGen.isExternal()) {<a name="line.80"></a>
<FONT color="green">081</FONT>                    il.append(new CHECKCAST(cpg.addClass(className)));<a name="line.81"></a>
<FONT color="green">082</FONT>                }<a name="line.82"></a>
<FONT color="green">083</FONT>                il.append(new GETFIELD(cpg.addFieldref(className,name,signature)));<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>            if (_variable.getType() instanceof NodeSetType) {<a name="line.86"></a>
<FONT color="green">087</FONT>                // The method cloneIterator() also does resetting<a name="line.87"></a>
<FONT color="green">088</FONT>                final int clone = cpg.addInterfaceMethodref(NODE_ITERATOR,<a name="line.88"></a>
<FONT color="green">089</FONT>                                                           "cloneIterator",<a name="line.89"></a>
<FONT color="green">090</FONT>                                                           "()" + <a name="line.90"></a>
<FONT color="green">091</FONT>                                                            NODE_ITERATOR_SIG);<a name="line.91"></a>
<FONT color="green">092</FONT>                il.append(new INVOKEINTERFACE(clone, 1));<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>


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