From f7000760e4b5b04546e29f136ed6109bf0ebde53 Mon Sep 17 00:00:00 2001
From: caihaohan <caihaohan0712@foxmail.com>
Date: Tue, 21 Nov 2023 18:23:54 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=8A=A0=E6=B0=B4=E5=8D=B0=E9=99=90?=
 =?UTF-8?q?=E5=88=B6=E5=B9=B6=E5=8F=91?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/jero/modules/laws/enterprise/util/WaterMarkUtil.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/laws-modules/src/main/java/com/jero/modules/laws/enterprise/util/WaterMarkUtil.java b/laws-modules/src/main/java/com/jero/modules/laws/enterprise/util/WaterMarkUtil.java
index 8f6b44ce..a9e78475 100644
--- a/laws-modules/src/main/java/com/jero/modules/laws/enterprise/util/WaterMarkUtil.java
+++ b/laws-modules/src/main/java/com/jero/modules/laws/enterprise/util/WaterMarkUtil.java
@@ -41,7 +41,7 @@ public class WaterMarkUtil {
         return userName + " " + formattedDate;
     }
 
-    public InputStream addWatermarkToPdf(InputStream inputStream) throws IOException {
+    public synchronized InputStream addWatermarkToPdf(InputStream inputStream) throws IOException {
         String watermarkText = getWaterMarkConfig();
         PDDocument document = PDDocument.load(inputStream);