From 68763a3c73fccc2d8536e7a929b44600c14dfc0f Mon Sep 17 00:00:00 2001
From: crusader <crusader@loafle.com>
Date: Tue, 24 Apr 2018 01:47:18 +0900
Subject: [PATCH] ing

---
 src/main/java/com/loafle/commons/server/Server.java | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/main/java/com/loafle/commons/server/Server.java b/src/main/java/com/loafle/commons/server/Server.java
index 2306829..4002ae7 100644
--- a/src/main/java/com/loafle/commons/server/Server.java
+++ b/src/main/java/com/loafle/commons/server/Server.java
@@ -3,6 +3,8 @@ package com.loafle.commons.server;
 import java.net.SocketAddress;
 import java.util.List;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 
@@ -19,13 +21,15 @@ import io.netty.channel.nio.NioEventLoopGroup;
  * Server
  */
 public abstract class Server {
+  private static final Logger logger = LoggerFactory.getLogger(Server.class);
+
   @Value("${server.netty.thread.count.boss}")
   protected int threadCountBoss;
   @Value("${server.netty.thread.count.worker}")
   protected int threadCountWorker;
 
   @Autowired
-  protected List<Class<ServerChannel>> channelClasses;
+  protected List<Class<? extends ServerChannel>> channelClasses;
 
   @Autowired
   protected List<ChannelOptionItem<?>> channelOptions;
@@ -45,7 +49,7 @@ public abstract class Server {
       serverBootstrap.group(bossGroup, workerGroup);
 
       if (null != this.channelClasses) {
-        for (Class<ServerChannel> channelClass : this.channelClasses) {
+        for (Class<? extends ServerChannel> channelClass : this.channelClasses) {
           serverBootstrap.channel(channelClass);
         }
       }
@@ -68,7 +72,7 @@ public abstract class Server {
 
       f.channel().closeFuture().sync();
     } catch (Exception e) {
-
+      logger.error("Server", e);
     } finally {
       this.onStop();
       bossGroup.shutdownGracefully();