From 3c428f6a6de71ca62ee0f263ad9ec05ede807cad Mon Sep 17 00:00:00 2001
From: yukaidi <yukaidi@duck.com>
Date: Fri, 29 May 2026 09:01:08 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20ShutdownHook=20=E6=B3=A8=E5=86=8C?=
 =?UTF-8?q?=E9=A1=BA=E5=BA=8F=E8=B0=83=E6=95=B4=EF=BC=8C=E7=A1=AE=E4=BF=9D?=
 =?UTF-8?q?=20Vert.x=20=E5=85=88=E4=BA=8E=20JDBCPoolInit=20=E5=85=B3?=
 =?UTF-8?q?=E9=97=AD?=
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JVM ShutdownHook 按注册逆序执行。将 AppMain 的 hook 移到 Deploy.start() 之前注册，
使执行顺序变为：Deploy hook（关闭 Vert.x）-> AppMain hook（关闭 JDBCPoolInit/JsParserExecutor）。
---
 web-service/src/main/java/cn/qaiu/lz/AppMain.java | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/web-service/src/main/java/cn/qaiu/lz/AppMain.java b/web-service/src/main/java/cn/qaiu/lz/AppMain.java
index bebaf76..933a0f5 100644
--- a/web-service/src/main/java/cn/qaiu/lz/AppMain.java
+++ b/web-service/src/main/java/cn/qaiu/lz/AppMain.java
@@ -36,9 +36,8 @@ import static cn.qaiu.vx.core.util.ConfigConstant.LOCAL;
 public class AppMain {
 
     public static void main(String[] args) {
-        // start
-        Deploy.instance().start(args, AppMain::exec);
-        // 注册补充 ShutdownHook，关闭 core 模块无法直接依赖的资源
+        // 先注册 ShutdownHook（JVM 逆序执行，先注册的后执行）
+        // 确保关闭顺序：Vert.x -> JDBCPoolInit -> JsParserExecutor
         Runtime.getRuntime().addShutdownHook(new Thread(() -> {
             try {
                 JDBCPoolInit.instance().close();
@@ -51,6 +50,8 @@ public class AppMain {
                 // ignore
             }
         }));
+        // start
+        Deploy.instance().start(args, AppMain::exec);
     }
 
     /**