购物车为空时

shopping-cart-application-service/src/main/java/cn/freemud/demo/service/impl/AbstractAddGoodsService.java

@@ -474,6 +474,9 @@ public abstract class AbstractAddGoodsService implements AddGoodsService {
         shoppingCartGoodsBO.setTotalDiscountAmount(shoppingGoodsAmountBO.getTotalDiscountAmount());
 
         shoppingCartGoodsBO.setFullDiscount(fullReductionBO.getDiscount());
+        if (distributeBO.getCartGoods() == null){
+            distributeBO.setCartGoods(new ArrayList<>());
+        }
         distributeBO.getCartGoods().addAll(giftGoods);
         shoppingCartGoodsBO.setChooseGoods(chooseGoodsBO);
         shoppingCartGoodsBO.setVersion(2);

shopping-cart-application-service/src/main/java/cn/freemud/demo/service/impl/AbstractListCartGoodsService.java

@@ -542,6 +542,9 @@ public class AbstractListCartGoodsService implements ListCartGoodsService {
         shoppingCartGoodsBO.setTotalDiscountAmount(totalDiscountAmount);
         shoppingCartGoodsBO.setOriginalTotalAmount(originalTotalAmount);
         shoppingCartGoodsBO.setFullDiscount(fullReductionBO.getDiscount());
+        if (distributeBO.getCartGoods() == null){
+            distributeBO.setCartGoods(new ArrayList<>());
+        }
         distributeBO.getCartGoods().addAll(giftGoods);
         shoppingCartGoodsBO.setChooseGoods(chooseGoodsBO);
         shoppingCartGoodsBO.setVersion(2);

shopping-cart-application-service/src/main/java/cn/freemud/demo/service/impl/AbstractUpdateGoodsQtyService.java

@@ -439,6 +439,9 @@ public abstract class AbstractUpdateGoodsQtyService implements UpdateGoodsQtySer
         shoppingCartGoodsBO.setTotalDiscountAmount(shoppingGoodsAmountBO.getTotalDiscountAmount());
 
         shoppingCartGoodsBO.setFullDiscount(fullReductionBO.getDiscount());
+        if (distributeBO.getCartGoods() == null){
+            distributeBO.setCartGoods(new ArrayList<>());
+        }
         distributeBO.getCartGoods().addAll(giftGoods);
         shoppingCartGoodsBO.setChooseGoods(chooseGoodsBO);
         shoppingCartGoodsBO.setVersion(2);