GUI freeze problem

Question

Hi everyone, im having a new problem with my sockets, i want to implement a button to stop server but because its client/server architecture it is freezed, how can i separate interface, please help :S

Answer 1

Like you say hiwa maybe the problems is the client, i posted in other post, but is not problem to post it again, thanks!!!
import java.net.*;
import java.io.*;
public class RecivirArchivoEncriptado2{
  String fileCharSet;
  String separator;
  Socket clientsocket;
  BufferedReader socketInput;
  String s;
  public RecivirArchivoEncriptado2(){
    fileCharSet = "UTF-8";
    separator = "##$##$##";
    try {
      clientsocket = new Socket("127.0.0.1", 12349);
      socketInput = new BufferedReader
       (new InputStreamReader(clientsocket.getInputStream(), fileCharSet));
    catch (Exception e){
      e.printStackTrace();
   public void doFileGet(){
    try{
      PrintWriter fileOutput
       = new PrintWriter(new FileOutputStream("archivoEncriptado.txt"), true);
      while ((s = socketInput.readLine()) != null){
        if (s.equals(separator)){
          break;
        fileOutput.println(s);
      fileOutput.close();
      fileOutput.flush();
      System.out.println("archivo encriptado recivido");
      fileOutput
       = new PrintWriter(new FileOutputStream("archivoPlano.txt"), true);
      while ((s = socketInput.readLine()) != null){
        fileOutput.println(s);
      fileOutput.flush();
      fileOutput.close();
      System.out.println("archivo plano recivido");
      socketInput.close();
      clientsocket.close();
    catch(IOException e) {
      System.out.println("conection refused port 12345");
  }}