fix

@@ -200,7 +200,8 @@ public class QueryUserPersionalFactorBean {
         }
         List<Integer> recommendSknList = userFactor.getRecommendSknList();
         if(recommendSknList==null || recommendSknList.isEmpty()){
-            recommendSknList = this.genRandomRecommendSknList(100);//随机构造SKN
+            //recommendSknList = this.genRandomRecommendSknList(100);//随机构造SKN
+            return new ArrayList<>();
         }
         Map<Integer, Integer> sknToProductIdMap = sknBaseInfoCacheBean.queryProductSknToProductIdMap(recommendSknList);
         for (Integer productSkn : recommendSknList){