From 50ce1bb6db439616d406a898c9915028def103af Mon Sep 17 00:00:00 2001
From: zhaojun1998 <root@zhaojun.im>
Date: Wed, 10 Mar 2021 21:41:14 +0800
Subject: [PATCH] =?UTF-8?q?:sparkles:=20=E4=BF=AE=E6=94=B9=E7=9B=B4?=
 =?UTF-8?q?=E9=93=BE=20Key=20=E6=97=B6=E6=A3=80=E6=B5=8B=E6=98=AF=E5=90=A6?=
 =?UTF-8?q?=E9=87=8D=E5=A4=8D=E5=8A=9F=E8=83=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../zhaojun/zfile/controller/home/ShortLinkController.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/main/java/im/zhaojun/zfile/controller/home/ShortLinkController.java b/src/main/java/im/zhaojun/zfile/controller/home/ShortLinkController.java
index 51bd7b9..53d75d0 100644
--- a/src/main/java/im/zhaojun/zfile/controller/home/ShortLinkController.java
+++ b/src/main/java/im/zhaojun/zfile/controller/home/ShortLinkController.java
@@ -74,10 +74,14 @@ public class ShortLinkController {
     }
 
 
-
     @GetMapping("admin/api/short-link/key")
     @ResponseBody
     public ResultBean updateShortKey(Integer id, String newKey) {
+        ShortLinkConfig newShortLinkConfig = shortLinkConfigService.findByKey(newKey);
+        if (newShortLinkConfig != null) {
+            throw new RuntimeException("您输入的 Key 已存在，请重新输入");
+        }
+
         ShortLinkConfig shortLinkConfig = shortLinkConfigService.findById(id);
         if (shortLinkConfig == null) {
             throw new RuntimeException("此直链不存在或已失效.");