fixbug

@@ -677,8 +677,6 @@ public class SkupListService {
     private final static int secondsOf2Hours = 2*3600;
     private List<SellerOrderGoods> getSellerOrderGoodsBySellerChangePriceRecords(List<SellerChangePriceRecord> needChangePriceRecords){
         int dtOf2Hours = DateUtil.getCurrentTimeSecond() - secondsOf2Hours;
-        List<SellerOrderGoods> result = null;
-        List<Integer> skups = null;
         Iterator<SellerChangePriceRecord> ncprIter = needChangePriceRecords.iterator();
         SellerChangePriceRecord scpr;
         while (ncprIter.hasNext()){
@@ -691,13 +689,15 @@ public class SkupListService {
                 ncprIter.remove();
             }
         }
+        if(needChangePriceRecords.isEmpty()){
+            return Lists.newArrayList();
+        }
 
-        skups = needChangePriceRecords.parallelStream()
+        List<Integer> skups = needChangePriceRecords.parallelStream()
                 .map(SellerChangePriceRecord::getSkup)
                 .collect(Collectors.toList());
         skups.add(needChangePriceRecords.get(0).getPreSkup());
-        result = sellerOrderGoodsMapper.selectBySkups(skups);
-        return result;
+        return sellerOrderGoodsMapper.selectBySkups(skups);
     }