From 2ee3568acd7207bf3da1d1b16e81ae7a9433c181 Mon Sep 17 00:00:00 2001
From: zhouwentao <1577701412@qq.com>
Date: Tue, 29 Aug 2023 14:58:00 +0800
Subject: [PATCH] updates

---
 .../modules/ocr/service/impl/OcrIdentifyServiceImpl.java      | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/ocr/service/impl/OcrIdentifyServiceImpl.java b/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/ocr/service/impl/OcrIdentifyServiceImpl.java
index 0614cad..8c8c5ab 100644
--- a/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/ocr/service/impl/OcrIdentifyServiceImpl.java
+++ b/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/ocr/service/impl/OcrIdentifyServiceImpl.java
@@ -1091,7 +1091,9 @@ public class OcrIdentifyServiceImpl extends ServiceImpl<OcrIdentifyMapper, OcrId
         responseBody.put("allExecutionTime",executionTime);
 
         //=========排序
-        ocrResultDTOList.sort((h1, h2) -> h1.getTag().compareTo(h2.getTag()));
+        if (CollectionUtils.isNotEmpty(ocrResultDTOList)) {
+            ocrResultDTOList.sort((h1, h2) -> h1.getTag().compareTo(h2.getTag()));
+        }
         //============
         responseBody.put("detailList", ocrResultDTOList);
         if (ocrResultDTOList.size()==0) {