万能券展示问题

order-application-service/src/main/java/cn/freemud/adapter/OrderAdapter.java

@@ -1948,7 +1948,7 @@ public class OrderAdapter {
                 discountTotalAmount = discountTotalAmount + productDiscount.getDiscountAmount()*productDiscount.getDiscountQty();
                 if (OrderAccountType.PRODUCT_COUPON.getCode().equals(productDiscount.getDiscountType())) {
                     hasProductCoupon = true;
-                    Integer extendType = JSON.parseObject(productDiscount.getAddInfo()).getInteger("extendType");
+                    Integer extendType = StringUtils.isBlank(productDiscount.getAddInfo())?null:JSON.parseObject(productDiscount.getAddInfo()).getInteger("extendType");
                     if(null != extendType && 4 == extendType) {
                         productVo.setCouponName(productDiscount.getDiscountDesc());
                     } else {