code: public String validate() {
  
  		String result = null;
  		if( this.messagingConfiguration == null || this.messagingConfiguration.isEmpty())
  			result = "The message configuration cannot be null or empty.";
  		else if( this.messagingConfiguration.get(MessagingConstants.MESSAGING_TYPE_PROPERTY) == null)
  			result = "The message configuration does not contain the messaging type.";
  		else if( Utils.isEmptyOrWhitespaces( this.applicationName ))
  			result = "The application name cannot be null or empty.";
  		else if( Utils.isEmptyOrWhitespaces( this.scopedInstancePath ))
  			result = "The scoped instance's path cannot be null or empty.";
  
  		return result;
  	}
docs: Validates this bean.
  @return null if no error was found, false otherwise