From fac6683d562563ccb139096d04f49e25f4efc655 Mon Sep 17 00:00:00 2001
From: cjl <qiankunpingtai@163.com>
Date: Tue, 29 Jan 2019 17:03:27 +0800
Subject: [PATCH] =?UTF-8?q?=E6=89=B9=E9=87=8F=E6=B7=BB=E5=8A=A0=E5=BA=8F?=
 =?UTF-8?q?=E5=88=97=E5=8F=B7=E7=9A=84=E6=96=B9=E6=B3=95=E6=B7=BB=E5=8A=A0?=
 =?UTF-8?q?=E7=BA=BF=E7=A8=8B=E5=90=8C=E6=AD=A5?=
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---
 .../erp/service/serialNumber/SerialNumberService.java    | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/jsh/erp/service/serialNumber/SerialNumberService.java b/src/main/java/com/jsh/erp/service/serialNumber/SerialNumberService.java
index 2b57f175..c6908e18 100644
--- a/src/main/java/com/jsh/erp/service/serialNumber/SerialNumberService.java
+++ b/src/main/java/com/jsh/erp/service/serialNumber/SerialNumberService.java
@@ -350,8 +350,13 @@ public class SerialNumberService {
             //当前用户
             User userInfo=userService.getCurrentUser();
             Long userId=userInfo==null?null:userInfo.getId();
-            Date date = new Date();
-            Long million=date.getTime();
+            Date date = null;
+            Long million=null;
+            synchronized(this){
+                date = new Date();
+                million=date.getTime();
+            }
+
             int insertNum=0;
             StringBuffer prefixBuf=new StringBuffer(serialNumberPrefix).append(million);
             do{