public function buildMerchantIds($xml)
 {
     $merchantArray = array();
     foreach ($xml->ReturnedMerchants->Merchant as $merchant) {
         $xmlAddress = $merchant->Address;
         $xmlCountrySubdivision = $merchant->Address->CountrySubdivision;
         $xmlCountry = $merchant->Address->Country;
         $xmlMerchant = $merchant;
         $address = new Address();
         $address->setLine1((string) $xmlAddress->Line1);
         $address->setLine2((string) $xmlAddress->Line2);
         $address->setCity((string) $xmlAddress->City);
         $address->setPostalCode((string) $xmlAddress->PostalCode);
         $countrySubdivision = new CountrySubdivision();
         $countrySubdivision->setCode((string) $xmlCountrySubdivision->Code);
         $countrySubdivision->setName((string) $xmlCountrySubdivision->Name);
         $country = new Country();
         $country->setCode((string) $xmlCountry->Code);
         $country->setName((string) $xmlCountry->Name);
         $address->setCountrySubdivision($countrySubdivision);
         $address->setCountry($country);
         $tmpMerchant = new Merchant();
         $tmpMerchant->setAddress($address);
         $tmpMerchant->setPhoneNumber((string) $xmlMerchant->PhoneNumber);
         $tmpMerchant->setBrandName((string) $xmlMerchant->BrandName);
         $tmpMerchant->setMerchantCategory((string) $xmlMerchant->MerchantCategory);
         $tmpMerchant->setMerchantDbaName((string) $xmlMerchant->MerchantDbaName);
         $tmpMerchant->setDescriptorText((string) $xmlMerchant->DescriptorText);
         $tmpMerchant->setLegalCorporateName((string) $xmlMerchant->LegalCorporateName);
         $tmpMerchant->setBrickCount((string) $xmlMerchant->BrickCount);
         $tmpMerchant->setComment((string) $xmlMerchant->Comment);
         $tmpMerchant->setLocationId((string) $xmlMerchant->LocationId);
         $tmpMerchant->setOnlineCount((string) $xmlMerchant->OnlineCount);
         $tmpMerchant->setOtherCount((string) $xmlMerchant->OtherCount);
         $tmpMerchant->setSoleProprietorName((string) $xmlMerchant->SoleProprietorName);
         array_push($merchantArray, $tmpMerchant);
     }
     $returnedMerchants = new ReturnedMerchants();
     $returnedMerchants->setMerchant($merchantArray);
     $merchantIds = new MerchantIds();
     $merchantIds->setReturnedMerchants($returnedMerchants);
     $merchantIds->setMessage($xml->Message);
     return $merchantIds;
 }