From 988ac4e6d57fd550bcd34bc6227f900aef7b0f6b Mon Sep 17 00:00:00 2001
From: Junjie <DELL@qq.com>
Date: 星期一, 08 十二月 2025 09:03:47 +0800
Subject: [PATCH] #
---
src/main/java/com/zy/system/entity/license/AbstractServerInfos.java | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/zy/system/entity/license/AbstractServerInfos.java b/src/main/java/com/zy/system/entity/license/AbstractServerInfos.java
index cb413ae..be84610 100644
--- a/src/main/java/com/zy/system/entity/license/AbstractServerInfos.java
+++ b/src/main/java/com/zy/system/entity/license/AbstractServerInfos.java
@@ -84,6 +84,10 @@
protected String getMacByInetAddress(InetAddress inetAddr){
try {
byte[] mac = NetworkInterface.getByInetAddress(inetAddr).getHardwareAddress();
+ if (mac == null) {
+ return null;
+ }
+
StringBuffer stringBuffer = new StringBuffer();
for(int i=0;i<mac.length;i++){
--
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