Socket IO configuration file

SocketIOConfig.java

package com.alis.soft.socketIO.config;

import javax.annotation.PreDestroy;

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import io.netty.handler.logging.LogLevel;
import io.netty.handler.logging.LoggingHandler;
import lombok.extern.log4j.Log4j2;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;

import com.corundumstudio.socketio.Configuration;
import com.corundumstudio.socketio.SocketIOClient;
import com.corundumstudio.socketio.SocketIOServer;
import com.corundumstudio.socketio.listener.ConnectListener;
import com.corundumstudio.socketio.listener.DisconnectListener;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.CrossOrigin;

import java.io.InputStream;

@CrossOrigin
@Component
@Log4j2
public class SocketIOConfig {

	@Value("${socket.host}")
	private String SOCKETHOST;
	@Value("${socket.port}")
	private int SOCKETPORT;
	private SocketIOServer server;

	@Bean
	public SocketIOServer socketIOServer() {
		Configuration config = new Configuration();
		config.setHostname(SOCKETHOST);
		config.setPort(SOCKETPORT);
		server = new SocketIOServer(config);
		server.start();
		server.addConnectListener(new ConnectListener() {
			@Override
			public void onConnect(SocketIOClient client) {

				log.info("new user connected with socket " + client.getSessionId());
			}
		});

		server.addDisconnectListener(new DisconnectListener() {
			@Override
			public void onDisconnect(SocketIOClient client) {
				client.getNamespace().getAllClients().stream().forEach(data-> {
					log.info("user disconnected "+data.getSessionId().toString());});
			}
		});
		return server;
	}

	@PreDestroy
	public void stopSocketIOServer() {
		this.server.stop();
	}

}

add config file