update

src/main/java/com/gogirl/application/market/coupon/impl/CouponServiceImpl.java

@@ -200,6 +200,7 @@ public class CouponServiceImpl extends ServiceImpl<CouponMapper, Coupon> impleme
     public void checkCouponConflict(Collection<Integer> couponIdList) throws RRException {
         LinkedList<Integer> linkList = new LinkedList<>(couponIdList);
 
+
         //终止条件
         if (linkList.size() == 2) {
             Integer couponId = linkList.get(0);
@@ -209,18 +210,18 @@ public class CouponServiceImpl extends ServiceImpl<CouponMapper, Coupon> impleme
             if (couponExcludeDetailed != null) {
                 Coupon coupon = this.getById(couponId);
                 Coupon excludeCoupon = this.getById(excludeCouponId);
-                throw new RRException("卡券:{}和卡券{}不同同时使用", coupon.getName(), excludeCoupon.getName());
+                throw new RRException("卡券:%s和卡券%s不能同时使用", coupon.getName(), excludeCoupon.getName());
             }
         }
         //
-        else {
+        else if (linkList.size() > 2) {
             Integer first = linkList.pollFirst();
             for (Integer couponId : linkList) {
                 CouponExcludeDetailed couponExcludeDetailed = couponExcludeDetailedMapper.selectExcludeDetailed(couponId, first);
                 if (couponExcludeDetailed != null) {
                     Coupon coupon = this.getById(couponExcludeDetailed.getCouponId());
                     Coupon excludeCoupon = this.getById(couponExcludeDetailed.getExcludeCouponId());
-                    throw new RRException("卡券:{}和卡券{}不同同时使用", coupon.getName(), excludeCoupon.getName());
+                    throw new RRException("卡券:%s和卡券%s不能同时使用", coupon.getName(), excludeCoupon.getName());
                 }
             }
 
@@ -229,5 +230,4 @@ public class CouponServiceImpl extends ServiceImpl<CouponMapper, Coupon> impleme
     }
 
 
-
 }