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New Text Document (3).txt
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New Text Document (3).txt
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package sample;
import javafx.concurrent.Service;
import javafx.concurrent.Task;
import javafx.event.ActionEvent;
import javafx.fxml.FXML;
import javafx.scene.control.Button;
import javafx.scene.control.TextArea;
import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Scanner;
import java.util.StringTokenizer;
import java.util.Vector;
public class Controller {
public Button bstart;
public TextArea textArea1;
public Button bstop;
public TextArea textArea2;
private ServerSocket introSocket;
private Socket connectionSocket;
private boolean stopped;
private Service<Void> service;
static Vector<ClientDealer> ar = new Vector<>();
static int i = 0;
@FXML
public void initialize() throws IOException {
textArea1.setEditable(false);
textArea1.setText("<-----------Welcome---------->\n");
textArea2.setText("<-----------Online---------->\n");
stopped=true;
bstop.setDisable(true);
introSocket = new ServerSocket(6789);
connectionSocket=null;
}
public void startClicked(ActionEvent actionEvent) throws IOException {
stopped=false;
bstop.setDisable(false);
bstart.setDisable(true);
service = new Service<Void>() {
@Override
protected Task<Void> createTask() {
return new Task<Void>() {
@Override
protected Void call() throws Exception {
while (true){
if (stopped) break;
try {
connectionSocket = introSocket.accept();
} catch (IOException e) {
e.printStackTrace();
break;
}
DataInputStream dis = new DataInputStream(connectionSocket.getInputStream());
DataOutputStream dos = new DataOutputStream(connectionSocket.getOutputStream());
ClientDealer cl= new ClientDealer(connectionSocket,"client"+i,i,dis,dos );
System.out.println(i+" class created");
Task<Void> task=cl;
Thread t = new Thread(task);
t.setDaemon(true);
ar.add(cl);
t.start();
textArea1.appendText("Client [" + i + "] is now connected.\n");
textArea2.appendText(cl.id + "\n");
i++;
}
return null;
}
};
}
@Override
protected void cancelled() {
super.cancelled();
textArea1.appendText("Service Canceled\n");
}
};
service.start();
}
public class ClientDealer extends Task<Void>
{
int id;
private String name;
final DataOutputStream dos;
final DataInputStream dis;
Socket connectionSocket;
boolean isLoggedin;
String receivedactual=null;
String MsgToSend=null;
String recipient=null;
String s;
public ClientDealer(Socket s,String name,Integer id, DataInputStream dis, DataOutputStream dos) {
this.name = name;
this.connectionSocket=s;
this.id=id;
this.dos=dos;
this.dis=dis;
this.isLoggedin=true;
}
@Override
protected Void call() throws Exception {
String received;
while(true)
{
try{
System.out.println(MsgToSend+":"+id);
received=dis.readUTF();
System.out.println(received+":"+id);
if(received.equals("ok"))
{
System.out.println(MsgToSend+"ok er vitre");
//this.dos.writeUTF(MsgToSend);
System.out.println("joy bangla");
for (ClientDealer mc : Controller.ar)
{
System.out.println(mc.name);
//mc.name.equals(recipient) &&
if (mc.name.equals(s) && mc.isLoggedin==true)
{
this.dos.writeUTF(mc.MsgToSend);
//System.out.println("paisi");
break;
}
}
}
else
{
System.out.println("not ok er vitre");
receivedactual=received;
textArea1.appendText("Cliend No. "+id+" says "+receivedactual+"\n");
StringTokenizer st = new StringTokenizer(receivedactual, "#");
MsgToSend = st.nextToken();
System.out.println(MsgToSend+"else er");
recipient = st.nextToken();
System.out.println(recipient+"else er recepient");
for (ClientDealer mc : Controller.ar)
{
System.out.println(mc.name);
//mc.name.equals(recipient) &&
if (mc.name.equals(recipient) && mc.isLoggedin==true)
{
mc.dos.writeUTF("@Do you want to receive from client"+this.name);
mc.s=this.name;
System.out.println(s);
//System.out.println("paisi");
break;
}
else
{
this.dos.writeUTF("He is not online");
}
}
}
if(received.equals("logout")){
System.out.println("gelam");
this.isLoggedin=false;
this.connectionSocket.close();
break;
}
System.out.println("1bar ghurse, ok er age");
}catch (Exception e) {
System.out.println("Error! Connection lost for id "+id);
e.printStackTrace();
}
}
try
{
this.dis.close();
this.dos.close();
}catch(IOException e){
e.printStackTrace();
}
System.out.println("Client "+id+" connection Canceled");
return null;
}
}
public void bStopClicked(ActionEvent actionEvent) {
stopped=true;
bstop.setDisable(true);
bstart.setDisable(false);
service.cancel();
}
}