Convert a string based locale into a Locale Object : Locale « I18N « Java






Convert a string based locale into a Locale Object

   
/* Copyright 2004 Sun Microsystems, Inc.  All rights reserved.  You may not modify, use, reproduce, or distribute this software except in compliance with the terms of the License at: 
 http://adventurebuilder.dev.java.net/LICENSE.txt
 $Id: I18nUtil.java,v 1.2 2004/05/26 00:07:34 inder Exp $ */

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

/**
 * This utility class for internationalization. This class provides a central
 * location to do specialized formatting in both a default and a locale specfic
 * manner.
 */
public class Main {

  /**
   * Convert a string based locale into a Locale Object <br>
   * <br>
   * Strings are formatted: <br>
   * <br>
   * language_contry_variant
   * 
   */

  public static Locale getLocaleFromString(String localeString) {
    if (localeString == null)
      return null;
    if (localeString.toLowerCase().equals("default"))
      return Locale.getDefault();
    int languageIndex = localeString.indexOf('_');
    if (languageIndex == -1)
      return null;
    int countryIndex = localeString.indexOf('_', languageIndex + 1);
    String country = null;
    if (countryIndex == -1) {
      if (localeString.length() > languageIndex) {
        country = localeString.substring(languageIndex + 1, localeString.length());
      } else {
        return null;
      }
    }
    int variantIndex = -1;
    if (countryIndex != -1)
      countryIndex = localeString.indexOf('_', countryIndex + 1);
    String language = localeString.substring(0, languageIndex);
    String variant = null;
    if (variantIndex != -1) {

      variant = localeString.substring(variantIndex + 1, localeString.length());
    }
    if (variant != null) {
      return new Locale(language, country, variant);
    } else {
      return new Locale(language, country);
    }

  }
}

   
    
    
  








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