package org.opendaylight.controller.sal.streams.websockets;
-import org.opendaylight.controller.sal.streams.listeners.Notificator;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.Channel;
-import io.netty.channel.ChannelPipeline;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
+import org.opendaylight.controller.sal.streams.listeners.Notificator;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
/**
* {@link WebSocketServer} is responsible to start and stop web socket server at
* {@link #PORT}.