netty fix bug

netty-pad/src/main/java/com/sv/netty/netty/ClientHandler.java

@@ -1,10 +1,13 @@
 package com.sv.netty.netty;
 
 import com.sv.netty.utils.JsonMapper;
+import io.netty.channel.Channel;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelInboundHandlerAdapter;
 import io.netty.handler.timeout.IdleState;
 import io.netty.handler.timeout.IdleStateEvent;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * 客户端处理器
@@ -13,6 +16,8 @@ import io.netty.handler.timeout.IdleStateEvent;
  */
 public class ClientHandler extends ChannelInboundHandlerAdapter {
 
+    private static Logger logger = LoggerFactory.getLogger(ClientHandler.class);
+
     private static final String MESSAGE = "Netty is a NIO client server framework which enables quick and easy development of network applications such as protocol servers and clients.";
 
     public ClientHandler() {
@@ -54,7 +59,11 @@ public class ClientHandler extends ChannelInboundHandlerAdapter {
     @Override
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
             throws Exception {
-        cause.printStackTrace();
+        super.exceptionCaught(ctx, cause);
-        ctx.close();
+        logger.error("ClientHandler exceptionCaught",cause);
+        Channel channel = ctx.channel();
+        if(channel.isActive()) {
+            ctx.close();
+        }
     }
 }

netty-pad/src/main/java/com/sv/netty/netty/ServerHandler.java

@@ -3,10 +3,7 @@ package com.sv.netty.netty;
 import com.sv.netty.config.Constant;
 import com.sv.netty.config.SpringContextHolder;
 import com.sv.netty.service.MessageService;
-import io.netty.channel.ChannelHandler;
+import io.netty.channel.*;
-import io.netty.channel.ChannelHandlerContext;
-import io.netty.channel.ChannelInboundHandlerAdapter;
-import io.netty.channel.ChannelPipeline;
 import io.netty.handler.timeout.IdleStateEvent;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -83,6 +80,11 @@ public class ServerHandler extends ChannelInboundHandlerAdapter {
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
             throws Exception {
         super.exceptionCaught(ctx, cause);
+        logger.error("ServerHandler exceptionCaught",cause);
+        Channel channel = ctx.channel();
+        if(channel.isActive()) {
+            ctx.close();
+        }
     }
 
     /**

netty-pad/src/main/resources/logback.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF8"?>
 <configuration>
     <jmxConfigurator />
-    <property name="LOG_HOME" value="/home/log/pad_logs"/>
+    <property name="LOG_HOME" value="~/home/log/pad_logs"/>
 
     <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
         <encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">