From 4b03b7cc1e44d77ae97d01da27ce7b995c141d81 Mon Sep 17 00:00:00 2001
From: LamGC <lam827@lamgc.net>
Date: Sun, 15 Aug 2021 13:28:03 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E4=B8=BB=E7=BA=BF?=
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当程序退出, 触发 ShutdownHook 时, 由于未进入 mainThreadWaiter 对象线程锁范围, 所以会导致 notifyAll 调用失败.
---
 .../java/net/lamgc/oracle/sentry/ApplicationMain.java  | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/main/java/net/lamgc/oracle/sentry/ApplicationMain.java b/src/main/java/net/lamgc/oracle/sentry/ApplicationMain.java
index 034faec..dd1748e 100644
--- a/src/main/java/net/lamgc/oracle/sentry/ApplicationMain.java
+++ b/src/main/java/net/lamgc/oracle/sentry/ApplicationMain.java
@@ -21,12 +21,18 @@ public class ApplicationMain {
 
     public static void main(String[] args) {
         SpringApplication.run(ApplicationMain.class, args);
-        Runtime.getRuntime().addShutdownHook(new Thread(mainThreadWaiter::notifyAll, "ShutdownMainThread"));
+
+        Runtime.getRuntime().addShutdownHook(new Thread(() -> {
+            synchronized (mainThreadWaiter) {
+                mainThreadWaiter.notifyAll();
+            }
+        }, "ShutdownMainThread"));
+
         synchronized (mainThreadWaiter) {
             try {
                 mainThreadWaiter.wait();
             } catch (InterruptedException e) {
-                log.warn("", e);
+                log.warn("主线程发生中断.", e);
             }
         }
     }