package com.ai.da.service; import com.ai.da.model.dto.ProductPurchaseDTO; import com.paypal.http.exceptions.SerializeException; import com.paypal.orders.Order; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.util.HashMap; public interface PayPalCheckoutService { HashMap createOrder(ProductPurchaseDTO productPurchaseDTO, HttpServletRequest request) throws SerializeException; // String callback(@SuppressWarnings("rawtypes") Map map); Boolean doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException; String getBody(HttpServletRequest request) throws IOException; Order queryOrder(String orderNo) throws SerializeException; Order captureOrder(String orderId) throws IOException; Boolean refundOrder(String orderId, String reason) throws IOException; String getOAuth(); void processOrder(String orderId); void checkOrderStatus(String orderNo) throws SerializeException; }