0元订单支付退款fixbug

order-management/src/main/java/cn/freemud/management/service/handle/PaymentHandle.java

@@ -56,7 +56,7 @@ public class PaymentHandle {
     public PayRefundResponse refund(OrderManagerRequest request, QueryOrdersResponse.DataBean.OrderBean orderBean){
         PayRefundStatus refundStatus=PayRefundStatus.SUCCESS;
         OrderRefundRequest orderRefundRequest = paymentSdkAdapter.getOrderRefundRequest(orderBean,getRefundAmount(orderBean));
-        if (ObjectUtils.equals(orderBean.getAmount(), 0)) {
+        if (ObjectUtils.equals(orderBean.getAmount(), 0L)) {
             return handlePayRefundResponse(refundStatus,orderRefundRequest.getRefundId());
         }
         BaseResponse<OrderRefundResponse> orderRefundResponse;