~opt;

liquidnet-bus-service/liquidnet-service-platform/liquidnet-service-platform-impl/src/main/java/com/liquidnet/service/platform/service/impl/candy/PlatformCandyCommonCouponService.java

@@ -80,7 +80,11 @@ public class PlatformCandyCommonCouponService extends ServiceImpl<CandyCommonCou
 
                             if (beforeSizeVos - vos.size() > 0) {
                                 pl.getAndAdd(beforeSizeVos - vos.size());
-                                redisCandyUtil.set(CandyRedisConst.BASIC_COMMON_COUPON, vos);
+                                if (vos.size() > 0) {
+                                    redisCandyUtil.set(CandyRedisConst.BASIC_COMMON_COUPON, vos);
+                                } else {
+                                    redisCandyUtil.del(CandyRedisConst.BASIC_COMMON_COUPON);
+                                }
                             }
                         }
                     } else {

liquidnet-bus-service/liquidnet-service-platform/liquidnet-service-platform-impl/src/main/java/com/liquidnet/service/platform/service/impl/candy/PlatformCandyUserCouponService.java

@@ -181,7 +181,11 @@ public class PlatformCandyUserCouponService extends ServiceImpl<CandyUserCouponM
 
                                 if (beforeSizeVos - vos.size() > 0) {
                                     pl.getAndAdd(beforeSizeVos - vos.size());
-                                    redisCandyUtil.set(uckey, vos);
+                                    if (vos.size() > 0) {
+                                        redisCandyUtil.set(uckey, vos);
+                                    } else {
+                                        redisCandyUtil.del(uckey);
+                                    }
                                 }
                             }
                         });