package org.andromda.cartridges.jsf;
   
   import java.text.MessageFormat;
   
   import java.util.MissingResourceException;
   import java.util.ResourceBundle;
   
   import javax.faces.context.FacesContext;
   
  /**
   * Provides access to the application resource messages.
   */
  public class Messages
  {
      /**
       * The messages bundle name.
       */
      private static final String BUNDLE_NAME = "message-resources";
  
      /**
       * Gets the message given the <code>key</code> by substituting any
       * required <code>arguments</code>.
       *
       * @param key the message key.
       * @param arguments any message arguments to substitute.
       * @return the message (or key if the message isn't found).
       */
      public static String get(
          String key,
          Object[] arguments)
      {
          FacesContext context = FacesContext.getCurrentInstance();
          String resourceString;
          try
          {
              final ResourceBundle bundle = ResourceBundle.getBundle(
                      BUNDLE_NAME,
                      context.getViewRoot().getLocale());
              resourceString = bundle.getString(key);
              if (arguments != null)
              {
                  final MessageFormat format = new MessageFormat(resourceString,
                          context.getViewRoot().getLocale());
                  resourceString = format.format(arguments);
              }
          }
          catch (final MissingResourceException exception)
          {
              resourceString = key;
          }
          return resourceString;
      }
  }