code: public String getMessage()
  {
  	String message = null;
  	if (exceptionInfo != null)
  	{
  		message = exceptionInfo.getMessage();
  	}
  	return message;
  }
docs: Retrieve the text message for this exception. If a resource bundle and resource key
  have been previously specified when the exception was created, an attempt will be
  made to retrieve the message from the resource bundle for the language associated
  with the current locale.
  The default message (which may be null) will be returned
  in any of the following situations:
  <ul>
  <li>No resource bundle name exists
  <li>No resource key exists
  <li>The resource bundle could not be found
  <li>The key was not found in the resource bundle
  </ul>
  
  @return java.lang.String message for this exception