Main.java

Main.java

public static void main(String[] args) throws IOException {
    Logger logger = LoggerFactory.getLogger(Main.class);
    int port = Integer.parseInt( System.getProperty("port", "30000") );
    socketServer = new ServerSocket(port);
    logger.info("Listening on localhost:{}...", port);
    Runtime.getRuntime().addShutdownHook(new Thread(() -> {
        logger.info("Server shutting down. Goodbye...");
        try {
            socketServer.close();
        }
        catch (IOException e) {
            e.printStackTrace();
        }
    }));
    //noinspection InfiniteLoopStatement
    while(true) {
        Socket socket = socketServer.accept();
        Runnable messageHandler = new MessageHandler(socket);
        new Thread(messageHandler).start();
    }
}