package crmdna.payment; import crmdna.common.Utils.PaypalErrorType; import java.util.Map; public interface IPaymentResponse { public String getInvoiceNo(); public String handlePaypalError(PaypalErrorType error, Map<String, String> response); public String handlePaymentAuthorizationFailure(String invoiceNo); public String handleDoExpressCheckoutResponse(Map<String, String> response); public void handlePaymentAuthorization(); }