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TFixedPointDecimalTranslator.java

/*
*  Name:      TFixedPointDecimalTranslator.java
*  Author:    Rafael Jesus Alcantara Perez
*  Summary:   Class for translating numbers to its fixed point decimal
*             string representation and vice-versa using locale.
*  Date:      $Date: 2003/10/06 12:45:11 $
*  Revision:  $Revision: 1.5 $
*
*  Copyright (C) 2001-2003  Rafael Jesus Alcantara Perez <rafa@dedalo-ing.com>
*
*  This program is free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2 of the License, or
*  (at your option) any later version.
*
*  This program is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU General Public License for more details.
*
*  You should have received a copy of the GNU General Public License
*  along with this program; if not, write to the Free Software
*  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
*  MA 02111-1307, USA.
*/

package org.mpcl.text;

import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.text.ParseException;
import java.util.Locale;


public class TFixedPointDecimalTranslator extends TAbstractNumberTranslator
{
  
  DecimalFormat   tDecimalFormat;


  //
  //  C O N S T R U C T O R S
  //

  private void initialize()
  {
    tDecimalFormat.setDecimalSeparatorAlwaysShown (true);
    setFractionDigits (2);
  }

  private void setFractionDigits (int iFRACTION_DIGITS)
  {
    tDecimalFormat.setMaximumFractionDigits (iFRACTION_DIGITS);
    tDecimalFormat.setMinimumFractionDigits (iFRACTION_DIGITS);
  }


  //
  //  C O N S T R U C T O R S
  //

  public TFixedPointDecimalTranslator()
  {
    tDecimalFormat = (DecimalFormat) NumberFormat.getInstance();
    initialize();
  }

  public TFixedPointDecimalTranslator (Locale tLOCALE)
  {
    tDecimalFormat = (DecimalFormat) NumberFormat.getInstance (tLOCALE);
    initialize();
  }


  //
  //  S E L E C T O R S
  //

  public double toDouble (String yNUMBER) throws ParseException
  {
    return tDecimalFormat.parse (yNUMBER).doubleValue();
  }

  public float toFloat (String yNUMBER) throws ParseException
  {
    return tDecimalFormat.parse (yNUMBER).floatValue();
  }

  public int toInt (String yNUMBER) throws ParseException
  {
    return tDecimalFormat.parse (yNUMBER).intValue();
  }

  public String toString (double dNUMBER)
  {
    return tDecimalFormat.format (dNUMBER);
  }

  public String toString (Number tNUMBER)
  {
    return tDecimalFormat.format (tNUMBER);
  }

}  // class TFixedPointDecimalTranslator

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