From d93e11b302bf341a2c3c4fe578929166e623538f Mon Sep 17 00:00:00 2001
From: Chopper <liushuai711@gmail.com>
Date: Wed, 4 Aug 2021 16:01:20 +0800
Subject: [PATCH] =?UTF-8?q?=E7=BC=93=E5=AD=98=E5=88=A4=E5=AE=9A=E9=97=AE?=
 =?UTF-8?q?=E9=A2=98=E5=A4=84=E7=90=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../modules/search/serviceimpl/EsGoodsSearchServiceImpl.java  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/framework/src/main/java/cn/lili/modules/search/serviceimpl/EsGoodsSearchServiceImpl.java b/framework/src/main/java/cn/lili/modules/search/serviceimpl/EsGoodsSearchServiceImpl.java
index fd917a99..a4aea352 100644
--- a/framework/src/main/java/cn/lili/modules/search/serviceimpl/EsGoodsSearchServiceImpl.java
+++ b/framework/src/main/java/cn/lili/modules/search/serviceimpl/EsGoodsSearchServiceImpl.java
@@ -107,8 +107,8 @@ public class EsGoodsSearchServiceImpl implements EsGoodsSearchService {
         // redis 排序中，下标从0开始，所以这里需要 -1 处理
         count = count - 1;
         Set<DefaultTypedTuple> set = cache.reverseRangeWithScores(CachePrefix.HOT_WORD.getPrefix(), count);
-        if (set.isEmpty() || set == null) {
-            return null;
+        if (set == null || set.isEmpty()) {
+            return new ArrayList<String>();
         }
         for (DefaultTypedTuple defaultTypedTuple : set) {
             hotWords.add(Objects.requireNonNull(defaultTypedTuple.getValue()).toString());