From 4278d944594a37210310a619b6225e58c8e8263c Mon Sep 17 00:00:00 2001
From: yinhuaiwei <yinhuaiwei@ht-atia.com>
Date: Wed, 17 Dec 2025 16:50:05 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E9=87=8D=E6=9E=84=E6=B5=B7?=
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---
 .../com/inspect/nvr/config/SdkCleanup.java    | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/main/java/com/inspect/nvr/config/SdkCleanup.java

diff --git a/src/main/java/com/inspect/nvr/config/SdkCleanup.java b/src/main/java/com/inspect/nvr/config/SdkCleanup.java
new file mode 100644
index 0000000..c7b93c5
--- /dev/null
+++ b/src/main/java/com/inspect/nvr/config/SdkCleanup.java
@@ -0,0 +1,42 @@
+package com.inspect.nvr.config;
+
+import com.inspect.nvr.daHuaCarme.jna.NetSDKLib;
+import com.inspect.nvr.hikVision.utils.jna.HCNetSDK;
+import com.inspect.nvr.service.DahuaLoginService;
+import com.inspect.nvr.service.HikLoginService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.PreDestroy;
+import javax.annotation.Resource;
+
+/**
+ * 释放SDK资源
+ * 海康/大华：登录句柄和SDK资源
+ */
+@Slf4j
+@Component
+public class SdkCleanup {
+    @Resource
+    private HCNetSDK hcNetSDK;
+    @Resource
+    private HikLoginService hikLoginService;
+
+    @Resource
+    private NetSDKLib dhNetSDK;
+    @Resource
+    private DahuaLoginService dahuaLoginService;
+
+    @PreDestroy
+    public void cleanup() {
+        log.info("JVM shutting down, cleaning up SDK resources...");
+        // 注销所有登录句柄
+        hikLoginService.logoutAll();
+        dahuaLoginService.logoutAll();
+        log.info("已注销所有登录句柄");
+        // 释放SDK全局资源
+        hcNetSDK.NET_DVR_Cleanup();
+        dhNetSDK.CLIENT_Cleanup();
+        log.info("已释放所有SDK资源");
+     }
+}