StemServer.java

package com.myselia.stem.communication;

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;

import com.myselia.javacommon.communication.mail.MailService;
import com.myselia.javacommon.constants.opcode.ComponentType;

public class StemServer {

	protected int port, backlog;
	private MailService s;
	
	public StemServer(int port) {
		System.out.println("Starting Stem Server with Port: " + port);
		s = new MailService(ComponentType.STEM);
		this.port = port; 
	}
	
    public void run() throws Exception {
        EventLoopGroup bossGroup = new NioEventLoopGroup();
        EventLoopGroup workerGroup = new NioEventLoopGroup();
        try {
            ServerBootstrap b = new ServerBootstrap(); 
            b.group(bossGroup, workerGroup)
             .channel(NioServerSocketChannel.class) 
             .childHandler(new StemClientSessionInitializer())
             .option(ChannelOption.SO_BACKLOG, 128)          
             .childOption(ChannelOption.SO_KEEPALIVE, true); 

            // Bind and start to accept incoming connections.
            ChannelFuture f = b.bind(port).sync();

            // Wait until the server socket is closed.
            f.channel().closeFuture().sync();
        } finally {
            workerGroup.shutdownGracefully();
            bossGroup.shutdownGracefully();
        }
    }
}