Server-new1

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.ServerSocket;
import java.net.Socket;
import java.io.FileNotFoundException;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.util.Calendar;

import javax.swing.JOptionPane;

public class Camera extends Thread {

    PrintWriter writer;
    long TimeoutStart;
    int TIMEOUT = 6000;
    int PositionfromSocket = 5;
    String line;
    long timeDiff;
    long receivedTime;
    String indexOfReceived;
    String rec;
    BufferedReader in;
    BufferedWriter bw;
    Socket clientSocket;
    ServerSocket serverSocket;

    public Camera() throws IOException
    {
        bw = new BufferedWriter(new FileWriter("output.txt",true));//open file to write to it
        try {
            serverSocket = new ServerSocket(1248);
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    }

    public void run() {
        try {
            clientSocket = serverSocket.accept();
            in = new BufferedReader(new InputStreamReader(
                    clientSocket.getInputStream()));
        } catch (IOException e1) {
            // TODO Auto-generated catch block
            e1.printStackTrace();
        }
        int prev = 999;
        long timeCounter = System.currentTimeMillis();
        while (true)
        {
            try {
                line = in.readLine();// read input line
                receivedTime = System.currentTimeMillis(); // get time now in
                                                            // miliseconds
                PositionfromSocket = Integer.parseInt(line.substring(0, 1)); // get
                                                                                // the
                                                                                // position
                                                                                // of
                                                                                // the
                                                                                // player
                indexOfReceived = line.substring(14);// get the index
                rec = line.substring(0, 1);// add the position to new line
                rec += receivedTime + "";// add the received time
                rec += indexOfReceived;// add the index
                bw.write(rec);// add this line to file
                bw.newLine();
                bw.close();
                System.out.println("Message time: "
                        + (System.currentTimeMillis() - timeCounter));
                timeCounter = System.currentTimeMillis();
                System.out.println("Socket Position " + PositionfromSocket);
                if (PositionfromSocket < 1 || PositionfromSocket > 9) {
                    PositionfromSocket = prev;
                }

            } catch (IOException e) {
                System.err.println("Can not read from camera module.");
                writer.close();
            }
        }

    }
}