Source Code untuk membuat Client Server pada Java, Ini dia Kodingnya :)
/*
* 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 pkg1410530244_clientserverhandra;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
/**
*
* @author HANDRA
*/
public class ClientServer extends javax.swing.JFrame implements Runnable{
Socket client;
ServerSocket server;
BufferedReader Server_Reader, Client_Reader;
BufferedWriter Server_Writer, Client_Writer;
/**
* Creates new form ClientServer
*/
public ClientServer() {
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
jPanel1 = new javax.swing.JPanel();
jCBServer = new javax.swing.JComboBox();
jBtOn = new javax.swing.JButton();
jBtAbout = new javax.swing.JButton();
jtxtUsername = new javax.swing.JTextField();
LChat = new java.awt.List();
jtxtChat = new javax.swing.JTextField();
jBtSend = new javax.swing.JButton();
jButton1 = new javax.swing.JButton();
jBtClear = new javax.swing.JButton();
jLabel1 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jCBServer.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N
jCBServer.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Server", "Client" }));
jCBServer.addItemListener(new java.awt.event.ItemListener() {
public void itemStateChanged(java.awt.event.ItemEvent evt) {
jCBServerItemStateChanged(evt);
}
});
jBtOn.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N
jBtOn.setText("ON");
jBtOn.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtOnActionPerformed(evt);
}
});
jBtAbout.setFont(new java.awt.Font("Times New Roman", 1, 14)); // NOI18N
jBtAbout.setText("ABOUT");
jBtAbout.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtAboutActionPerformed(evt);
}
});
jtxtUsername.setFont(new java.awt.Font("Times New Roman", 0, 11)); // NOI18N
jtxtUsername.setText("USERNAME");
jtxtUsername.setFocusable(false);
LChat.setFont(new java.awt.Font("Times New Roman", 0, 18)); // NOI18N
jtxtChat.setFont(new java.awt.Font("Times New Roman", 1, 14)); // NOI18N
jtxtChat.setText("Insert Message Here");
jtxtChat.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jtxtChatActionPerformed(evt);
}
});
jBtSend.setFont(new java.awt.Font("Times New Roman", 1, 11)); // NOI18N
jBtSend.setText("SEND");
jBtSend.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtSendActionPerformed(evt);
}
});
jButton1.setFont(new java.awt.Font("Times New Roman", 1, 14)); // NOI18N
jButton1.setText("HELP");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
jBtClear.setFont(new java.awt.Font("Times New Roman", 1, 11)); // NOI18N
jBtClear.setText("CLEAR");
jBtClear.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtClearActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(27, 27, 27)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jtxtUsername, javax.swing.GroupLayout.PREFERRED_SIZE, 280, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(0, 0, Short.MAX_VALUE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jtxtChat, javax.swing.GroupLayout.PREFERRED_SIZE, 280, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(LChat, javax.swing.GroupLayout.PREFERRED_SIZE, 280, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(18, 18, 18)
.addComponent(jBtSend, javax.swing.GroupLayout.PREFERRED_SIZE, 74, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
.addGap(20, 20, 20)
.addComponent(jBtClear, javax.swing.GroupLayout.PREFERRED_SIZE, 72, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(27, Short.MAX_VALUE))))
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addComponent(jCBServer, javax.swing.GroupLayout.PREFERRED_SIZE, 123, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(18, 18, 18)
.addComponent(jBtOn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jBtAbout)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jButton1))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jBtAbout, javax.swing.GroupLayout.PREFERRED_SIZE, 40, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 39, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(1, 1, 1)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jBtOn, javax.swing.GroupLayout.DEFAULT_SIZE, 41, Short.MAX_VALUE)
.addComponent(jCBServer, javax.swing.GroupLayout.DEFAULT_SIZE, 41, Short.MAX_VALUE))))
.addGap(18, 18, 18)
.addComponent(jtxtUsername, javax.swing.GroupLayout.PREFERRED_SIZE, 42, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(LChat, javax.swing.GroupLayout.PREFERRED_SIZE, 202, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(94, 94, 94)
.addComponent(jBtClear, javax.swing.GroupLayout.PREFERRED_SIZE, 37, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addGap(16, 16, 16)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jtxtChat, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jBtSend, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE))
.addContainerGap(31, Short.MAX_VALUE))
);
jLabel1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N
jLabel1.setText("APLIKASI CHATING");
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap())
.addGroup(layout.createSequentialGroup()
.addGap(88, 88, 88)
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 255, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(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(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 47, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap())
);
pack();
}// </editor-fold>//GEN-END:initComponents
private void client_connection(){
try{
String ip = JOptionPane.showInputDialog("Masukkan IP Address");
client = new Socket(ip,2000);
jCBServer.setEnabled(false);
Server_Reader = new BufferedReader(new InputStreamReader(client.getInputStream()));
Server_Writer = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()));
jBtOn.setText("Disconnect");
}catch(UnknownHostException ex){
System.out.println("Accept Failed");
System.exit(-1);
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void read_connection(){
try{
try{
try{
server = new ServerSocket(2000);
this.setTitle("Please Wait...");
}catch(IOException ex){
System.out.println("Could not listen");
System.exit(-1);
}
client = server.accept();
this.setTitle("Connected" + client.getInetAddress());
}catch(IOException ex){
System.out.println("Accept Failed");
System.exit(-1);
}
Server_Reader = new BufferedReader(new InputStreamReader(client.getInputStream()));
Server_Writer = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()));
}catch(IOException ex){
System.out.println("Read Failed");
System.exit(-1);
}
}
private void disconnected_by_client(){
try{
client.close();
Server_Reader.close();
Server_Writer.close();
jCBServer.setEnabled(true);
jBtOn.setText("Connect");
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void stopped_by_server(){
try{
Server_Reader.close();
Server_Writer.close();
jBtOn.setText(" O N");
setTitle("Disconnect");
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void jBtOnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtOnActionPerformed
if(jBtOn.getText().equals("Connect")){
jBtOn.setText("Disconnect");
client_connection();
Thread thread = new Thread(this);
thread.start();
}else if (jCBServer.getSelectedItem().equals("Server")){
jBtOn.setText("O F F");
read_connection();
Thread thread = new Thread(this);
thread.start();
}
}//GEN-LAST:event_jBtOnActionPerformed
private void jBtAboutActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtAboutActionPerformed
new About().setVisible(true);
}//GEN-LAST:event_jBtAboutActionPerformed
private void jBtSendActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtSendActionPerformed
try {
Server_Writer.write(jtxtUsername.getText() + " : " + jtxtChat.getText());
Server_Writer.newLine();
Server_Writer.flush();
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
LChat.add("Me : " + jtxtChat.getText());
jtxtChat.setText(" ");
}//GEN-LAST:event_jBtSendActionPerformed
private void jCBServerItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_jCBServerItemStateChanged
if (jCBServer.getSelectedItem().equals("Server")){
jBtOn.setText("O N");
jtxtUsername.setText("Server");
}else{
jBtOn.setText("Connect");
jtxtUsername.setText("Client");
}
}//GEN-LAST:event_jCBServerItemStateChanged
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
new Help().setVisible(true);
}//GEN-LAST:event_jButton1ActionPerformed
private void jBtClearActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtClearActionPerformed
LChat.removeAll();
}//GEN-LAST:event_jBtClearActionPerformed
private void jtxtChatActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jtxtChatActionPerformed
// TODO add your handling code here:
}//GEN-LAST:event_jtxtChatActionPerformed
/**
* @param args the command line arguments
*/
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(ClientServer.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(ClientServer.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(ClientServer.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(ClientServer.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 ClientServer().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private java.awt.List LChat;
private javax.swing.JButton jBtAbout;
private javax.swing.JButton jBtClear;
private javax.swing.JButton jBtOn;
private javax.swing.JButton jBtSend;
private javax.swing.JButton jButton1;
private javax.swing.JComboBox jCBServer;
private javax.swing.JLabel jLabel1;
private javax.swing.JPanel jPanel1;
private javax.swing.JTextField jtxtChat;
private javax.swing.JTextField jtxtUsername;
// End of variables declaration//GEN-END:variables
@Override
public void run() {
while(true){
try {
LChat.add(Server_Reader.readLine());
} catch (IOException ex) {
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
}
Berikut adalah Hasil Dari program Client Server
/*
* 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 pkg1410530244_clientserverhandra;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
/**
*
* @author HANDRA
*/
public class ClientServer extends javax.swing.JFrame implements Runnable{
Socket client;
ServerSocket server;
BufferedReader Server_Reader, Client_Reader;
BufferedWriter Server_Writer, Client_Writer;
/**
* Creates new form ClientServer
*/
public ClientServer() {
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
jPanel1 = new javax.swing.JPanel();
jCBServer = new javax.swing.JComboBox();
jBtOn = new javax.swing.JButton();
jBtAbout = new javax.swing.JButton();
jtxtUsername = new javax.swing.JTextField();
LChat = new java.awt.List();
jtxtChat = new javax.swing.JTextField();
jBtSend = new javax.swing.JButton();
jButton1 = new javax.swing.JButton();
jBtClear = new javax.swing.JButton();
jLabel1 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jCBServer.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N
jCBServer.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Server", "Client" }));
jCBServer.addItemListener(new java.awt.event.ItemListener() {
public void itemStateChanged(java.awt.event.ItemEvent evt) {
jCBServerItemStateChanged(evt);
}
});
jBtOn.setFont(new java.awt.Font("Times New Roman", 1, 18)); // NOI18N
jBtOn.setText("ON");
jBtOn.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtOnActionPerformed(evt);
}
});
jBtAbout.setFont(new java.awt.Font("Times New Roman", 1, 14)); // NOI18N
jBtAbout.setText("ABOUT");
jBtAbout.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtAboutActionPerformed(evt);
}
});
jtxtUsername.setFont(new java.awt.Font("Times New Roman", 0, 11)); // NOI18N
jtxtUsername.setText("USERNAME");
jtxtUsername.setFocusable(false);
LChat.setFont(new java.awt.Font("Times New Roman", 0, 18)); // NOI18N
jtxtChat.setFont(new java.awt.Font("Times New Roman", 1, 14)); // NOI18N
jtxtChat.setText("Insert Message Here");
jtxtChat.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jtxtChatActionPerformed(evt);
}
});
jBtSend.setFont(new java.awt.Font("Times New Roman", 1, 11)); // NOI18N
jBtSend.setText("SEND");
jBtSend.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtSendActionPerformed(evt);
}
});
jButton1.setFont(new java.awt.Font("Times New Roman", 1, 14)); // NOI18N
jButton1.setText("HELP");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
jBtClear.setFont(new java.awt.Font("Times New Roman", 1, 11)); // NOI18N
jBtClear.setText("CLEAR");
jBtClear.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jBtClearActionPerformed(evt);
}
});
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(27, 27, 27)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jtxtUsername, javax.swing.GroupLayout.PREFERRED_SIZE, 280, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(0, 0, Short.MAX_VALUE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jtxtChat, javax.swing.GroupLayout.PREFERRED_SIZE, 280, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(LChat, javax.swing.GroupLayout.PREFERRED_SIZE, 280, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(18, 18, 18)
.addComponent(jBtSend, javax.swing.GroupLayout.PREFERRED_SIZE, 74, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
.addGap(20, 20, 20)
.addComponent(jBtClear, javax.swing.GroupLayout.PREFERRED_SIZE, 72, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(27, Short.MAX_VALUE))))
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addComponent(jCBServer, javax.swing.GroupLayout.PREFERRED_SIZE, 123, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(18, 18, 18)
.addComponent(jBtOn, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jBtAbout)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jButton1))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jBtAbout, javax.swing.GroupLayout.PREFERRED_SIZE, 40, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 39, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(1, 1, 1)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jBtOn, javax.swing.GroupLayout.DEFAULT_SIZE, 41, Short.MAX_VALUE)
.addComponent(jCBServer, javax.swing.GroupLayout.DEFAULT_SIZE, 41, Short.MAX_VALUE))))
.addGap(18, 18, 18)
.addComponent(jtxtUsername, javax.swing.GroupLayout.PREFERRED_SIZE, 42, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(LChat, javax.swing.GroupLayout.PREFERRED_SIZE, 202, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGap(94, 94, 94)
.addComponent(jBtClear, javax.swing.GroupLayout.PREFERRED_SIZE, 37, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addGap(16, 16, 16)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jtxtChat, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jBtSend, javax.swing.GroupLayout.PREFERRED_SIZE, 30, javax.swing.GroupLayout.PREFERRED_SIZE))
.addContainerGap(31, Short.MAX_VALUE))
);
jLabel1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N
jLabel1.setText("APLIKASI CHATING");
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap())
.addGroup(layout.createSequentialGroup()
.addGap(88, 88, 88)
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 255, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(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(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 47, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap())
);
pack();
}// </editor-fold>//GEN-END:initComponents
private void client_connection(){
try{
String ip = JOptionPane.showInputDialog("Masukkan IP Address");
client = new Socket(ip,2000);
jCBServer.setEnabled(false);
Server_Reader = new BufferedReader(new InputStreamReader(client.getInputStream()));
Server_Writer = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()));
jBtOn.setText("Disconnect");
}catch(UnknownHostException ex){
System.out.println("Accept Failed");
System.exit(-1);
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void read_connection(){
try{
try{
try{
server = new ServerSocket(2000);
this.setTitle("Please Wait...");
}catch(IOException ex){
System.out.println("Could not listen");
System.exit(-1);
}
client = server.accept();
this.setTitle("Connected" + client.getInetAddress());
}catch(IOException ex){
System.out.println("Accept Failed");
System.exit(-1);
}
Server_Reader = new BufferedReader(new InputStreamReader(client.getInputStream()));
Server_Writer = new BufferedWriter(new OutputStreamWriter(client.getOutputStream()));
}catch(IOException ex){
System.out.println("Read Failed");
System.exit(-1);
}
}
private void disconnected_by_client(){
try{
client.close();
Server_Reader.close();
Server_Writer.close();
jCBServer.setEnabled(true);
jBtOn.setText("Connect");
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void stopped_by_server(){
try{
Server_Reader.close();
Server_Writer.close();
jBtOn.setText(" O N");
setTitle("Disconnect");
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
private void jBtOnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtOnActionPerformed
if(jBtOn.getText().equals("Connect")){
jBtOn.setText("Disconnect");
client_connection();
Thread thread = new Thread(this);
thread.start();
}else if (jCBServer.getSelectedItem().equals("Server")){
jBtOn.setText("O F F");
read_connection();
Thread thread = new Thread(this);
thread.start();
}
}//GEN-LAST:event_jBtOnActionPerformed
private void jBtAboutActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtAboutActionPerformed
new About().setVisible(true);
}//GEN-LAST:event_jBtAboutActionPerformed
private void jBtSendActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtSendActionPerformed
try {
Server_Writer.write(jtxtUsername.getText() + " : " + jtxtChat.getText());
Server_Writer.newLine();
Server_Writer.flush();
}catch(IOException ex){
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
LChat.add("Me : " + jtxtChat.getText());
jtxtChat.setText(" ");
}//GEN-LAST:event_jBtSendActionPerformed
private void jCBServerItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_jCBServerItemStateChanged
if (jCBServer.getSelectedItem().equals("Server")){
jBtOn.setText("O N");
jtxtUsername.setText("Server");
}else{
jBtOn.setText("Connect");
jtxtUsername.setText("Client");
}
}//GEN-LAST:event_jCBServerItemStateChanged
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
new Help().setVisible(true);
}//GEN-LAST:event_jButton1ActionPerformed
private void jBtClearActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jBtClearActionPerformed
LChat.removeAll();
}//GEN-LAST:event_jBtClearActionPerformed
private void jtxtChatActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jtxtChatActionPerformed
// TODO add your handling code here:
}//GEN-LAST:event_jtxtChatActionPerformed
/**
* @param args the command line arguments
*/
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(ClientServer.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(ClientServer.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(ClientServer.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(ClientServer.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 ClientServer().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private java.awt.List LChat;
private javax.swing.JButton jBtAbout;
private javax.swing.JButton jBtClear;
private javax.swing.JButton jBtOn;
private javax.swing.JButton jBtSend;
private javax.swing.JButton jButton1;
private javax.swing.JComboBox jCBServer;
private javax.swing.JLabel jLabel1;
private javax.swing.JPanel jPanel1;
private javax.swing.JTextField jtxtChat;
private javax.swing.JTextField jtxtUsername;
// End of variables declaration//GEN-END:variables
@Override
public void run() {
while(true){
try {
LChat.add(Server_Reader.readLine());
} catch (IOException ex) {
Logger.getLogger(ClientServer.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
}
Berikut adalah Hasil Dari program Client Server