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 * modification, are permitted provided that the following conditions
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 *
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 *     notice, this list of conditions and the following disclaimer.
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 *   - 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.
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 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 */

import java.util.*;
import java.text.*;

public class NumberFormatDemo {

  static public void displayNumber(Locale currentLocale) {
    Integer quantity = new Integer(123456);
    Double amount = new Double(345987.246);
    NumberFormat numberFormatter;
    String quantityOut;
    String amountOut;

    numberFormatter = NumberFormat.getNumberInstance(currentLocale);
    quantityOut = numberFormatter.format(quantity);
    amountOut = numberFormatter.format(amount);
    System.out.println(quantityOut + "   " + currentLocale.toString());
    System.out.println(amountOut + "   " + currentLocale.toString());
  }

  static public void displayCurrency(Locale currentLocale) {
    Double currencyAmount = new Double(9876543.21);
    Currency currentCurrency = Currency.getInstance(currentLocale);
    NumberFormat currencyFormatter = NumberFormat
        .getCurrencyInstance(currentLocale);
    System.out.println(currentLocale.getDisplayName() + ", "
        + currentCurrency.getDisplayName() + ": "
        + currencyFormatter.format(currencyAmount));
  }

  static public void displayPercent(Locale currentLocale) {
    Double percent = new Double(0.75);
    NumberFormat percentFormatter;
    String percentOut;

    percentFormatter = NumberFormat.getPercentInstance(currentLocale);
    percentOut = percentFormatter.format(percent);
    System.out.println(percentOut + "   " + currentLocale.toString());
  }

  static public void main(String[] args) {
    ArrayList<Locale> locales = new ArrayList<>();
    locales.add(0, new Locale.Builder().setLanguage("fr").setRegion("FR")
        .build());
    locales.add(1, new Locale.Builder().setLanguage("de").setRegion("DE")
        .build());
    locales.add(2, new Locale.Builder().setLanguage("en").setRegion("US")
        .build());

    for (int i = 0; i < locales.size(); i++) {
      displayNumber(locales.get(i));
    }
    for (int i = 0; i < locales.size(); i++) {
      displayCurrency(locales.get(i));
    }
    for (int i = 0; i < locales.size(); i++) {
      displayPercent(locales.get(i));
    }
  }
}