From 6c6172fc3a5e5def2654b524176a133c6bb26b25 Mon Sep 17 00:00:00 2001
From: taojinlong <jinlong@fit2cloud.com>
Date: Tue, 2 Aug 2022 11:07:57 +0800
Subject: [PATCH] =?UTF-8?q?fix(=E6=95=B0=E6=8D=AE=E6=BA=90=E9=A9=B1?=
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---
 .../java/io/dataease/service/datasource/DriverService.java | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/backend/src/main/java/io/dataease/service/datasource/DriverService.java b/backend/src/main/java/io/dataease/service/datasource/DriverService.java
index 69be3ad455..a0fd534fdd 100644
--- a/backend/src/main/java/io/dataease/service/datasource/DriverService.java
+++ b/backend/src/main/java/io/dataease/service/datasource/DriverService.java
@@ -135,6 +135,13 @@ public class DriverService {
         deDriverDetails.setVersion(version);
         deDriverDetails.setFileName(filename);
         deDriverDetails.setDriverClass(String.join(",", jdbcList));
+
+        DeDriverDetailsExample deDriverDetailsExample = new DeDriverDetailsExample();
+        deDriverDetailsExample.createCriteria().andDeDriverIdEqualTo(driverId).andFileNameEqualTo(filename);
+        if(CollectionUtil.isNotEmpty(deDriverDetailsMapper.selectByExample(deDriverDetailsExample))){
+            throw new Exception("A file with the same name already exists：" + filename);
+        }
+
         deDriverDetailsMapper.insert(deDriverDetails);
         SysLogDTO sysLogDTO = DeLogUtils.buildLog(SysLogConstants.OPERATE_TYPE.UPLOADFILE, SysLogConstants.SOURCE_TYPE.DRIVER_FILE, deDriverDetails.getId(), driverId, null, null);
         DeLogUtils.save(sysLogDTO);