src/Core/HttpClients/SyncRestHandler.php
private function getDestinationURL($requestParameters, $oMode, $specifiedRequestUri){
      // For Platform Discconect/Reconenct call, only for OAuth 1
      if (isset($requestParameters->ApiName)) {
          if(strcasecmp($oMode, CoreConstants::OAUTH1) == 0)
          {
            // Example: "https://appcenter.intuit.com/api/v1/Account/AppMenu"
            $requestUri = $this->context->baseserviceURL . $requestParameters->ApiName;
          }else{
            throw new SdkException("Disconnect/Reconnect Platform Call is only available in OAuth 1.0.");
          }
      } elseif (isset($specifiedRequestUri)) {
          // Prepare the request Uri from base Uri and resource Uri.
          $requestUri = $specifiedRequestUri;
      } elseif (isset($requestParameters->ResourceUri)) {
          $requestUri = $this->context->baseserviceURL . $requestParameters->ResourceUri;
      } else {
          throw new SdkException("Internal Error. UnSpecified URI Type for sending request.");
      }

      return $requestUri;
    }
private function getDestinationURL($requestParameters, $oMode, $specifiedRequestUri){
      // For Platform Discconect/Reconenct call, only for OAuth 1
      if (isset($requestParameters->ApiName)) {
          if(strcasecmp($oMode, CoreConstants::OAUTH1) == 0)
          {
            // Example: "https://appcenter.intuit.com/api/v1/Account/AppMenu"
            $requestUri = $this->context->baseserviceURL . $requestParameters->ApiName;
          }else{
            throw new SdkException("Disconnect/Reconnect Platform Call is only available in OAuth 1.0.");
          }
      } elseif (isset($specifiedRequestUri)) {
          // Prepare the request Uri from base Uri and resource Uri.
          $requestUri = $specifiedRequestUri;
      } elseif (isset($requestParameters->ResourceUri)) {
          $requestUri = $this->context->baseserviceURL . $requestParameters->ResourceUri;
      } else {
          throw new SdkException("Internal Error. UnSpecified URI Type for sending request.");
      }

      return $requestUri;
    }
Based on the request determine the URL Endpoint
@param  RequestParameters $requestParameters    The request parameter for this API Call
@param  String           $oMode                The OAuth mode for the request
@param  String           $specifiedRequestUri  Ignore the rule, use the user specified URI for the request
@return String           Destination URL for the request