/*
 * The Apache Software License, Version 1.1
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 * reserved.
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 * modification, are permitted provided that the following conditions
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 *    any, must include the following acknowlegement:  
 *       "This product includes software developed by the 
 *        Apache Software Foundation (http://www.apache.org/)."
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package org.apache.commons.el;

import java.math.BigDecimal;
import java.math.BigInteger;

/**
 *
 * <p>The implementation of the multiply operator
 * 
 * @author Nathan Abramson - Art Technology Group
 * @version $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: luehe $
 **/

public class MultiplyOperator
  extends ArithmeticOperator
{
  //-------------------------------------
  // Singleton
  //-------------------------------------

  public static final MultiplyOperator SINGLETON =
    new MultiplyOperator ();

  //-------------------------------------
  /**
   *
   * Constructor
   **/
  public MultiplyOperator ()
  {
  }

  //-------------------------------------
  // Expression methods
  //-------------------------------------
  /**
   *
   * Returns the symbol representing the operator
   **/
  public String getOperatorSymbol ()
  {
    return "*";
  }

  //-------------------------------------
  /**
   *
   * Applies the operator to the given double values, returning a double
   **/
  public double apply (double pLeft,
		       double pRight
                       )
  {
    return pLeft * pRight;
  }
  
  //-------------------------------------
  /**
   *
   * Applies the operator to the given double values, returning a double
   **/
  public long apply (long pLeft,
		     long pRight
                     )
  {
    return pLeft * pRight;
  }
  
  //-------------------------------------

    /**
     *
     * Applies the operator to the given BigDecimal values, returning a BigDecimal.
     **/
    public BigDecimal apply(BigDecimal pLeft,
                            BigDecimal pRight
                            ) {
        return pLeft.multiply(pRight);
    }

    //-------------------------------------

    /**
     *
     * Applies the operator to the given BigInteger values, returning a BigInteger.
     **/
    public BigInteger apply(BigInteger pLeft,
                            BigInteger pRight
                            ) {
        return pLeft.multiply(pRight);
    }

    //-------------------------------------
}
