server

import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;

public class TCPServerVezba {
    public static void main(String[] args) throws IOException {

        System.out.println("Hello from Server!");

        int port = 9876;

        TCPServer s1 = new TCPServer();

        s1.listen();
    }

}
class TCPServer
{
    private ServerSocket server;
    public TCPServer() throws IOException {
        this.server = new ServerSocket(9876);
    }

    public void listen() throws IOException {
        Socket client = server.accept();

        ServerWorkerThread thread = new ServerWorkerThread(client);
        thread.start();
    }
}

class ServerWorkerThread extends Thread{

    private final DataInputStream reader;
    BufferedWriter writer;
    File folder = new File("C:\\Users\\Ivana\\Desktop\\os\\zapisuva\\data.txt");

    Socket client;
    ServerWorkerThread(Socket client) throws IOException {
        this.client = client;
        writer = new BufferedWriter(new FileWriter(folder));
        reader = new DataInputStream(client.getInputStream());
    }

    @Override
    public void run() {
        try{

            /*String data = null;
            while((data = reader.readLine()) != null)
            {
                System.out.println(data + " dataaa");
                writer.write(client.getInetAddress() +" " + client.getPort() + " " + data);

            }*/
            Long goleminaNaBajti = reader.readLong();
            Long poslednaPromena = reader.readLong();

            writer.write(client.getInetAddress() +" " + client.getPort() + " " + goleminaNaBajti + " " + poslednaPromena + "\n");
            writer.close();
        }
        catch(Exception ex){

        }
    }
}