Convert ResourceBundle to Properties : ResourceBundle « I18N « Java Tutorial

import java.util.Enumeration;
import java.util.Locale;
import java.util.Properties;
import java.util.ResourceBundle;

public class Main {
  public static void main(String[] args) {
    ResourceBundle resource = ResourceBundle.getBundle("Messages", Locale.UK);

    Properties properties = convertResourceBundleToProperties(resource);

    Enumeration keys = properties.keys();
    while (keys.hasMoreElements()) {
      String key = (String) keys.nextElement();
      String value = (String) properties.get(key);
      System.out.println(key + " = " + value);

  static Properties convertResourceBundleToProperties(ResourceBundle resource) {
    Properties properties = new Properties();

    Enumeration<String> keys = resource.getKeys();
    while (keys.hasMoreElements()) {
      String key = keys.nextElement();
      properties.put(key, resource.getString(key));

    return properties;

13.4.1.File name for java.util.ResourceBundle
13.4.2.Load resources via a resources file
13.4.3.Reading Properties Files using ResourceBundle
13.4.4.Convert ResourceBundle to Properties
13.4.5.Convert ResourceBundle to Map
13.4.6.An Internationalized Swing Application
13.4.7.JOptionPane Resources
13.4.8.Using the JDK 6 ResourceBundle class
13.4.9.Displaying Calendar Names
13.4.10.Customizing Resource Bundle Loading
13.4.11.XML resource bundle
13.4.12.Get resource bundle for a certain locale
13.4.13.Java file based resource bundle
13.4.14.ResourceBundle: avoid a performance penalty by superfluous resource (and classes loaded by Class.forName) lookups on web server in applets.