private function computeFixedCost(Pap_Contexts_Action $context) {
    	$context->debug('Recognizing fixedCost currency started');

    	$defaultCurrency = $this->getDefaultCurrency();
    	$context->debug("    Default currency is ".$defaultCurrency->getName());
    	$context->set("defaultCurrencyObject", $defaultCurrency);
    	
    	if ($context->getCurrencyFromRequest() != '') {
    		Gpf_Plugins_Engine::extensionPoint('Tracker.action.computeFixedCost', $context);
    	}
    	
    	$context->debug('Recognizing fixedCost currency ended');
		$context->debug("");
    	return Gpf_Plugins_Engine::PROCESS_CONTINUE;
    }