去除集合中为null的元素

yd-api/src/main/java/com/yd/api/agms/service/impl/AgmsFortuneServiceImpl.java

@@ -230,6 +230,7 @@ public class AgmsFortuneServiceImpl implements AgmsFortuneService {
         //批量更新需要修改的fortune记录
         customerFortuneDalService.updateBatch(fortuneUpdates);
         //重新计算受到影响的withdraw
+        withdrawUpdateIds.removeAll(Collections.singleton(null));
         if (!withdrawUpdateIds.isEmpty()){
             Collections.sort(withdrawUpdateIds);
         }