From 6f7f2ad8136da4b0d01ab990e1f7e04ee217f3c9 Mon Sep 17 00:00:00 2001
From: DmitriyMX <dimon550@gmail.com>
Date: Thu, 26 Apr 2018 21:43:35 +0300
Subject: [PATCH] shutodwn hook

---
 core/src/main/java/mc/core/Main.java                       | 1 +
 core/src/main/java/mc/core/network/Server.java             | 1 +
 .../java/mc/core/network/proto_125/netty/NettyServer.java  | 7 +++++++
 3 files changed, 9 insertions(+)

diff --git a/core/src/main/java/mc/core/Main.java b/core/src/main/java/mc/core/Main.java
index 3aa43c9..e551b6a 100644
--- a/core/src/main/java/mc/core/Main.java
+++ b/core/src/main/java/mc/core/Main.java
@@ -33,6 +33,7 @@ public class Main {
         gameLoop.start();
 
         Server server = appContext.getBean("server", Server.class);
+        Runtime.getRuntime().addShutdownHook(new Thread(server::stop));
         try {
             server.start();
         } catch (StartServerException e) {
diff --git a/core/src/main/java/mc/core/network/Server.java b/core/src/main/java/mc/core/network/Server.java
index 210a6b4..c419e65 100644
--- a/core/src/main/java/mc/core/network/Server.java
+++ b/core/src/main/java/mc/core/network/Server.java
@@ -6,4 +6,5 @@ package mc.core.network;
 
 public interface Server {
     void start() throws StartServerException;
+    void stop();
 }
diff --git a/proto125_netty/src/main/java/mc/core/network/proto_125/netty/NettyServer.java b/proto125_netty/src/main/java/mc/core/network/proto_125/netty/NettyServer.java
index d7bb55c..10b6ab2 100644
--- a/proto125_netty/src/main/java/mc/core/network/proto_125/netty/NettyServer.java
+++ b/proto125_netty/src/main/java/mc/core/network/proto_125/netty/NettyServer.java
@@ -72,4 +72,11 @@ public class NettyServer implements Server {
             throw new StartServerException(e);
         }
     }
+
+    @Override
+    public void stop() {
+        log.info("Server shutdown");
+        workerGroup.shutdownGracefully();
+        bossGroup.shutdownGracefully();
+    }
 }