code: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements. See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership. The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the  "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  /*
   * $Id$
   */
  
  package org.apache.xalan.xsltc.compiler;
  
  import java.util.Vector;
  
  import org.apache.bcel.generic.ConstantPoolGen;
  import org.apache.bcel.generic.INVOKEINTERFACE;
  import org.apache.bcel.generic.INVOKESTATIC;
  import org.apache.bcel.generic.InstructionList;
  import org.apache.xalan.xsltc.compiler.util.ClassGenerator;
  import org.apache.xalan.xsltc.compiler.util.MethodGenerator;
  
  /**
   * @author Morten Jorgensen
   */
  final class LocalNameCall extends NameBase {
  
      /**
       * Handles calls with no parameter (current node is implicit parameter).
       */
      public LocalNameCall(QName fname) {
  	super(fname);
      }
  
      /**
       * Handles calls with one parameter (either node or node-set).
       */
      public LocalNameCall(QName fname, Vector arguments) {
  	super(fname, arguments);
      }
  
      /**
       * This method is called when the constructor is compiled in
       * Stylesheet.compileConstructor() and not as the syntax tree is traversed.
       */
      public void translate(ClassGenerator classGen,
  			  MethodGenerator methodGen) {
  	final ConstantPoolGen cpg = classGen.getConstantPool();
  	final InstructionList il = methodGen.getInstructionList();
  
  	// Returns the name of a node in the DOM
  	final int getNodeName = cpg.addInterfaceMethodref(DOM_INTF,
  							  "getNodeName",
  							  "(I)"+STRING_SIG);
  
  	final int getLocalName = cpg.addMethodref(BASIS_LIBRARY_CLASS,
  						  "getLocalName",
  						  "(Ljava/lang/String;)"+
  						  "Ljava/lang/String;");
  	super.translate(classGen, methodGen);
  	il.append(new INVOKEINTERFACE(getNodeName, 2));
  	il.append(new INVOKESTATIC(getLocalName));
      }
  }
  