/* ====================================================================
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2003 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Apache" and "Apache Software Foundation" and
 *    "Apache POI" must not be used to endorse or promote products
 *    derived from this software without prior written permission. For
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 *
 * 5. Products derived from this software may not be called "Apache",
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 *
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */
package org.apache.poi.hssf.record.formula;

import org.apache.poi.hssf.model.Workbook;


/**
 * Ptg class to implement less than or equal
 * @author  fred at stsci dot edu
 */

public class LessEqualPtg
	 extends OperationPtg
{
	 public final static int  SIZE = 1;
	 public final static byte sid  = 0x0a;

	 /** Creates new LessEqualPtg */

	public LessEqualPtg()
	 {
	 }

	 public LessEqualPtg(byte [] data, int offset)
	 {

		  // doesn't need anything
	 }

	 public void writeBytes(byte [] array, int offset)
	 {
		  array[ offset + 0 ] = sid;
	 }

	 public int getSize()
	 {
		  return SIZE;
	 }

	 public int getType()
	 {
		  return TYPE_BINARY;
	 }

	 public int getNumberOfOperands()
	 {
		  return 2;
	 }

    public String toFormulaString(Workbook book)
	 {
		  return "<=";
	 }
 
	 public String toFormulaString(String[] operands) {
			StringBuffer buffer = new StringBuffer();

        
		  buffer.append(operands[ 0 ]);
		  buffer.append(toFormulaString((Workbook)null));
		  buffer.append(operands[ 1 ]);
		  return buffer.toString();
	 }       

	 public Object clone() {
		return new LessEqualPtg();
	 }


}