propertiesdemo.java

初期JAVA学习非常有用的资料。帮助深入了解API。特别是Applet。

/*
 * Copyright (c) 1995-1998 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL purposes and without
 * fee is hereby granted provided that this copyright notice
 * appears in all copies. Please refer to the file "copyright.html"
 * for further important copyright and licensing information.
 *
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */

import java.util.*;

public class PropertiesDemo {

   static void displayValue(Locale currentLocale, String key) {

      ResourceBundle labels = 
         ResourceBundle.getBundle("LabelsBundle",currentLocale);
      String value  = labels.getString(key);
      System.out.println(
           "Locale = " + currentLocale.toString() + ", " +
           "key = " + key + ", " +
           "value = " + value);

   } // displayValue


   static void iterateKeys(Locale currentLocale) {

      ResourceBundle labels = 
         ResourceBundle.getBundle("LabelsBundle",currentLocale);

      Enumeration bundleKeys = labels.getKeys();

      while (bundleKeys.hasMoreElements()) {
         String key = (String)bundleKeys.nextElement();
         String value  = labels.getString(key);
         System.out.println("key = " + key + ", " +
           "value = " + value);
      }

   } // iterateKeys


   static public void main(String[] args) {

      Locale[] supportedLocales = {
         Locale.FRENCH,
         Locale.GERMAN,
         Locale.ENGLISH
      };

      for (int i = 0; i < supportedLocales.length; i ++) {
          displayValue(supportedLocales[i], "s2");
      }

      System.out.println();

      iterateKeys(supportedLocales[0]);

   } // main

} // class