From c2b71736ccc02d8e330a5aac9c8a619c365f7bee Mon Sep 17 00:00:00 2001
From: SerLiunx-ctrl <17689543@qq.com>
Date: Wed, 25 Dec 2024 14:43:51 +0800
Subject: [PATCH] =?UTF-8?q?change:=20ip=E5=9C=B0=E5=9D=80=E8=8E=B7?=
 =?UTF-8?q?=E5=8F=96=E5=A4=B1=E8=B4=A5=E6=97=B6,=20=E9=98=BB=E5=A1=9E?=
 =?UTF-8?q?=E5=AE=9E=E4=BE=8B=E7=9A=84=E6=9B=B4=E6=96=B0=E4=BB=BB=E5=8A=A1?=
 =?UTF-8?q?.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/serliunx/ddns/support/NetworkContextHolder.java     | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main/java/com/serliunx/ddns/support/NetworkContextHolder.java b/src/main/java/com/serliunx/ddns/support/NetworkContextHolder.java
index f05ce00..3e7fe8b 100644
--- a/src/main/java/com/serliunx/ddns/support/NetworkContextHolder.java
+++ b/src/main/java/com/serliunx/ddns/support/NetworkContextHolder.java
@@ -28,6 +28,12 @@ public final class NetworkContextHolder {
     private NetworkContextHolder() {throw new UnsupportedOperationException();}
 
     public static void setIpAddress(String i) {
+        if (i == null
+                || i.isEmpty()) {
+            log.error("IP 地址不能为空!");
+            return;
+        }
+        
         try {
             IP_LOCK.lock();
             IP_ADDRESS = i;