text: /*
   * reserved comment block
   * DO NOT REMOVE OR ALTER!
   */
  /*
   * 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.
   */
  
  package com.sun.org.apache.xalan.internal.xsltc.compiler.util;
  
  import com.sun.org.apache.bcel.internal.generic.ALOAD;
  import com.sun.org.apache.bcel.internal.generic.Instruction;
  import com.sun.org.apache.xalan.internal.xsltc.compiler.Stylesheet;
  
  /**
   * This class implements auxiliary classes needed to compile
   * patterns in <tt>xsl:number</tt>. These classes inherit from
   * {Any,Single,Multiple}NodeCounter and override the
   * <tt>matchFrom</tt> and <tt>matchCount</tt> methods.
   * @author Jacek Ambroziak
   * @author Santiago Pericas-Geertsen
   */
  public final class NodeCounterGenerator extends ClassGenerator {
      private Instruction _aloadTranslet;
  
      public NodeCounterGenerator(String className,
                                  String superClassName,
                                  String fileName,
                                  int accessFlags,
                                  String[] interfaces,
                                  Stylesheet stylesheet) {
          super(className, superClassName, fileName,
                accessFlags, interfaces, stylesheet);
      }
  
      /**
       * Set the index of the register where "this" (the pointer to
       * the translet) is stored.
       */
      public void setTransletIndex(int index) {
          _aloadTranslet = new ALOAD(index);
      }
  
      /**
       * The index of the translet pointer within the execution of
       * matchFrom or matchCount.
       * Overridden from ClassGenerator.
       */
      public Instruction loadTranslet() {
          return _aloadTranslet;
      }
  
      /**
       * Returns <tt>true</tt> since this class is external to the
       * translet.
       */
      public boolean isExternal() {
          return true;
      }
  }
  