Estou a criar um um programa chat no java, que tenho que usar o Scket e Threads, mais no momento que inicializo no programa os usuario não conseguem se comunicar
// Essa é a classe dos clientes..
package social;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
import social.servidor.TrataThread;
public class TelaPrincipal extends javax.swing.JFrame {
private static PrintStream sockOut;
private static Socket sock;
// private static PrintStream sockOut;
private static Scanner sockIn;
private String msg = "";
public TelaPrincipal() {
conexao();
initComponents();
}
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jPanel1 = new javax.swing.JPanel();
jSeparator1 = new javax.swing.JSeparator();
jSeparator2 = new javax.swing.JSeparator();
jTextField1 = new javax.swing.JTextField();
jScrollPane1 = new javax.swing.JScrollPane();
jList1 = new javax.swing.JList();
jPanel2 = new javax.swing.JPanel();
jScrollPane2 = new javax.swing.JScrollPane();
msg_area = new javax.swing.JTextPane();
msg_txt = new javax.swing.JTextField();
jbtenviar = new javax.swing.JButton();
jPanel4 = new javax.swing.JPanel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setResizable(false);
jPanel1.setBackground(new java.awt.Color(254, 254, 254));
jList1.setModel(new javax.swing.AbstractListModel() {
String[] strings = { "Item 1", "Item 2", "Item 3", "Item 4", "Item 5" };
public int getSize() { return strings.length; }
public Object getElementAt(int i) { return strings[i]; }
});
jScrollPane1.setViewportView(jList1);
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jSeparator1)
.addComponent(jSeparator2)
.addComponent(jScrollPane1)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 256, Short.MAX_VALUE)
.addContainerGap())
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jSeparator1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 398, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jSeparator2, javax.swing.GroupLayout.PREFERRED_SIZE, 10, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(32, 32, 32))
);
jPanel2.setBackground(new java.awt.Color(254, 254, 254));
jScrollPane2.setViewportView(msg_area);
jbtenviar.setText("Enviar");
jbtenviar.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jbtenviarActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
jPanel2.setLayout(jPanel2Layout);
jPanel2Layout.setHorizontalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel2Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 502, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGroup(jPanel2Layout.createSequentialGroup()
.addComponent(msg_txt, javax.swing.GroupLayout.PREFERRED_SIZE, 381, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jbtenviar, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
.addContainerGap(33, Short.MAX_VALUE))
);
jPanel2Layout.setVerticalGroup(
jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
.addContainerGap()
.addComponent(jScrollPane2)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(msg_txt)
.addComponent(jbtenviar, javax.swing.GroupLayout.DEFAULT_SIZE, 43, Short.MAX_VALUE))
.addContainerGap())
);
jPanel4.setBackground(new java.awt.Color(31, 182, 211));
javax.swing.GroupLayout jPanel4Layout = new javax.swing.GroupLayout(jPanel4);
jPanel4.setLayout(jPanel4Layout);
jPanel4Layout.setHorizontalGroup(
jPanel4Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 0, Short.MAX_VALUE)
);
jPanel4Layout.setVerticalGroup(
jPanel4Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 56, Short.MAX_VALUE)
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(jPanel4, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addComponent(jPanel4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
);
setBounds(260, 120, 826, 595);
}// </editor-fold>
private void jbtenviarActionPerformed(java.awt.event.ActionEvent evt) {
// TODO add your handling code here:
try {
String msgout = "";
msgout = msg_txt.getText().trim();
msg_txt.setText("");
msg_area.setText(msg_area.getText() + "\n" + msgout);
sockOut.println(msgout);
// String msgout = "";
// String msgres = "";
// msgout = msg_txt.getText().trim();
// sockOut.println(msgout);
// msgres = sockIn.nextLine();
// msg_area.setText(msgres + "\n");
// String msgout = "";
// String msgres = "";
//
// msgout = msg_txt.getText().trim();
// sockOut.println(msgout);
//
// msgres = sockIn.nextLine();
//
// msg += msgres + "\n";
// String texto;
//
// msg_area.setText(msg + "\n");
} catch (Exception ex) {
}
}
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(TelaPrincipal.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(TelaPrincipal.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(TelaPrincipal.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(TelaPrincipal.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new TelaPrincipal().setVisible(true);
}
});
}
public static void conexao() {
try {
String linha;
sock = new Socket("127.0.0.1", 6000);
sockOut = new PrintStream(sock.getOutputStream());
sockIn = new Scanner(sock.getInputStream());
new Thread(new TrataThread(sock)).start();
} catch (IOException ex) {
Logger.getLogger(TelaPrincipal.class.getName()).log(Level.SEVERE, null, ex);
}
}
// Variables declaration - do not modify
private javax.swing.JList jList1;
private javax.swing.JPanel jPanel1;
private javax.swing.JPanel jPanel2;
private javax.swing.JPanel jPanel4;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JScrollPane jScrollPane2;
private javax.swing.JSeparator jSeparator1;
private javax.swing.JSeparator jSeparator2;
private javax.swing.JTextField jTextField1;
private javax.swing.JButton jbtenviar;
private static javax.swing.JTextPane msg_area;
private static javax.swing.JTextField msg_txt;
// End of variables declaration
}
//Essa aqui é a classe do servidor
package social.servidor;
import java.io.IOException;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import social.TelaPrincipal;
/**
*
* @author ninja
*/
public class Servidor {
private static final int Port = 6000;
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
List<Socket> so = new ArrayList<>();
List<PrintStream> men = new ArrayList<>();
ServerSocket server = null;
try {
server = new ServerSocket(Port);
while (true) {
Socket cli = server.accept();
so.add(cli);
new Thread(new TrataThread(cli)).start();
PrintStream p = new PrintStream(cli.getOutputStream());
Scanner sc = new Scanner(cli.getInputStream());
men.add(p);
// TrataThread t = new TrataThread(cli, so);
// t.setSo(so);
// t.start();
}
} catch (Exception e) {
}
}
}
//Esse é a classe para tratar as Threads
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package social.servidor;
import java.io.IOException;
import java.io.PrintStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author ninja
*/
public class TrataThread extends Thread {
List<Socket> so;
List<PrintStream> men = new ArrayList();
private Socket sock;
PrintStream pr = null;
private String cmd = null;
Scanner sc;
public TrataThread(Socket sock) {
this.sock = sock;
//this.so = so;
try {
sc = new Scanner(sock.getInputStream());
} catch (IOException ex) {
Logger.getLogger(TrataThread.class.getName()).log(Level.SEVERE, null, ex);
}
}
public void setSo(List<Socket> so) {
this.so = so;
criarPrint();
}
@Override
public void run() {
try {
// pr = new PrintStream(sock.getOutputStream());
while (true) {
cmd = sc.nextLine();
System.out.println("Recebido>> " + cmd);
EnviarTodos(cmd);
men.add(pr);
}
} catch (Exception ex) {
}
}
private void criarPrint() {
for (Socket s : so) {
try {
//PrintStream p = new PrintStream(s.getOutputStream());
sc = new Scanner(sock.getInputStream());
} catch (IOException ex) {
Logger.getLogger(TrataThread.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
public void EnviarTodos(String texto) {
for (PrintStream w : men) {
try {
w.println(texto);
w.flush();
} catch (Exception e) {
}
}
}
}
Preciso de ajuda mesmo jatentei de varias formas