exchange.php

public function performAnExchange() {
        //1.5kg of apple with 1000 rials. Seller recieves the money via his banking account and buyer get's it from postal system
        $metricedQuantityOfSellerConcept = new Sol\Measuring\MetricedQuantity(new Sol\Measuring\Metrics\Metric("KG"), 1.5);
        $sellerProvidingConceptToExchange = QuantitiedConceptDecorator(new Concept("APPLE"), $metricedQuantityOfSellerConcept);
        $sellerProvidingConceptToExchange->setDeliverer("IRANIAN_POSTAL_SYSTEM");

        $metricedQuantityOfBuyerConcept = new Sol\Measuring\MetricedQuantity(new Sol\Measuring\Metrics\Metric("RIAL"), 1000);
        $buyerProvidingConceptToExchange = QuantitiedConceptDecorator(new Concept("MONEY"), $metricedQuantityOfBuyerConcept);
        $buyerProvidingConceptToExchange->setDeliverer("MELLAT_BANK");

        $exchanger = new \Md\Abg\Exchanges\Exchange($sellerProvidingConceptToExchange, $buyerProvidingConceptToExchange);
        $exchanger->exchnge();
    }