fix null

shopping-cart-application-service/src/main/java/cn/freemud/demo/adapter/service/CheckAdapter.java

@@ -49,7 +49,7 @@ public class CheckAdapter {
         }
         for (int i = 0; i < cartGoodsList.size(); i++) {
             CartGoods cartGoods = cartGoodsList.get(i);
-            if (CommonUtils.isProductCoupon(cartGoods.getCouponCode(), cartGoods.getCartGoodsUid())) {
+            if (!CommonUtils.isProductCoupon(cartGoods.getCouponCode(), cartGoods.getCartGoodsUid())) {
                 continue;
             }
             String couponCode = CommonUtils.getCouponCode(cartGoods.getCouponCode(), cartGoods.getCartGoodsUid());
@@ -78,20 +78,13 @@ public class CheckAdapter {
                 if (useCoupon) {
                     validCouponMap.put(couponCode + checkSpqInfo.getSkuId(), checkSpqInfo);
                 }
-                if (spqIdToCartUuid.containsKey(couponCode)) {
-                    List<String> uuidList = spqIdToCartUuid.get(couponCode);
-                    uuidList.add(cartGoods.getCartGoodsUid());
-                    spqIdToCartUuid.put(couponCode, uuidList);
-                } else {
-                    List<String> uuidList = new ArrayList<>();
-                    uuidList.add(cartGoods.getCartGoodsUid());
-                    spqIdToCartUuid.put(couponCode, uuidList);
-                }
-                addGoodsToShoppingCartBO.setSpqIdToCartUuidMap(spqIdToCartUuid);
-                addGoodsToShoppingCartBO.setValidCouponMap(validCouponMap);
+                List<String> uuidList = spqIdToCartUuid.computeIfAbsent(couponCode,k->new ArrayList<>());
+                uuidList.add(cartGoods.getCartGoodsUid());
             }
         }
 
+        addGoodsToShoppingCartBO.setSpqIdToCartUuidMap(spqIdToCartUuid);
+        addGoodsToShoppingCartBO.setValidCouponMap(validCouponMap);
 
     }