How to write in private chat room
How to make a private chat room?
I have the gui room but i need to select an user from the MyClient (common room) and start writing with him/her inside the private room.
Code:
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextField;
public class MyClientPrivate2 extends JFrame implements ActionListener{
JFrame frame1;
JList list3;
JTextField tf1;
DefaultListModel model2;
JButton button;JButton backToOpen;JButton lout;
JScrollPane scrollpane2;
JLabel label;
Socket s,s1,s2,s3;
DataInputStream din2;
DataOutputStream dout3;
DataOutputStream dlout1;
DataOutputStream dout2;
DataInputStream din3;
String name1;
private String userName;
private JMenuBar menuBar = new JMenuBar();
private JMenu file = new JMenu("File");
private JMenuItem logout = new JMenuItem("Logout");
private JMenuItem quit = new JMenuItem("Quit.");
private JMenu status = new JMenu("Status");
private JMenuItem online = new JMenuItem("Online");
private JMenuItem away = new JMenuItem("Busy");
private JMenu send = new JMenu("Send file");
private JMenuItem select = new JMenuItem("Select file");
private JMenu help = new JMenu("Help");
private JMenuItem aboutUs = new JMenuItem("About us");
MyClientPrivate2(String name1)throws IOException{
frame1 = new JFrame("Private Chat");
tf1=new JTextField();
model2=new DefaultListModel();
label=new JLabel("Message: ");
list3=new JList(model2);
button=new JButton("Send");
backToOpen = new JButton("Common Room");
lout=new JButton("LogOut");
scrollpane2=new JScrollPane(list3);
JPanel panel = new JPanel();
//adding the menu here
this.setJMenuBar(menuBar);
panel.add(menuBar);
menuBar.add(file);
menuBar.add(status);
menuBar.add(send);
menuBar.add(help);
file.add(logout);
file.add(quit);
status.add(online);
status.add(away);
send.add(select);
help.add(aboutUs);
button.addActionListener(this);
backToOpen.addActionListener(this);
lout.addActionListener(this);
panel.add(tf1);
panel.add(scrollpane2);
panel.add(button);
panel.add(backToOpen);
panel.add(label);
panel.add(lout);
// panel.add(menuBar);
scrollpane2.setBounds(5,20,385,162);
label.setBounds(25,190,80,30);
tf1.setBounds(110,190,140,30);
button.setBounds(260,190,130,30);
backToOpen.setBounds(260,215,130,30);
lout.setBounds(260,240,130,30);
menuBar.setBounds(0, 0,500,20);
frame1.add(panel);
panel.setLayout(null);
frame1.setSize(410, 350);
frame1.setVisible(true);
frame1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.name1=name1;
//frame1.addWindowListener(this);
s=new Socket("localhost",1004); //creates a socket object
s1=new Socket("localhost",1004);
s2=new Socket("localhost",1004);
s3 = new Socket("localhost",1004);
//create inputstream for a particular socket
din2=new DataInputStream(s.getInputStream());
//create outputstream
dout3=new DataOutputStream(s.getOutputStream());
//sending a message for login
dout3.writeUTF(name1 +" has Logged in");
dlout1=new DataOutputStream(s2.getOutputStream());
dout2=new DataOutputStream(s3.getOutputStream());
din3=new DataInputStream(s3.getInputStream());
// creating a thread for maintaning the list of user name
My2 m2=new My2(dout2,model2,name1,din2);
Thread t3=new Thread(m2);
t3.start();
//creating a thread for receiving a messages
/*My m3=new My(din2,model2);
Thread t2=new Thread(m3);
t2.start();*/
}
public void actionPerformed(ActionEvent e){
// sending the messages
if(e.getSource()==button){
String str="";
str=tf1.getText();
tf1.setText("");
str="< "+ name1+ ": > "+str;
try{
dout3.writeUTF(str);
System.out.println(str);
dout3.flush();
}catch(IOException ae){System.out.println(ae);}
}
if(e.getSource()==backToOpen){
try {
new MyClient(name1);
} catch (IOException e1) {
e1.printStackTrace();
}
String str="";
str=backToOpen.getText();
tf1.setText("");
str="< "+name1+": >" +str;
try{
dout3.flush();
}catch(IOException ae){System.out.println(ae);}
}
// client logout
if (e.getSource()==lout){
frame1.dispose();
try{
//sending the message for logout
dout3.writeUTF(name1 + userName+ " has Logged out");
dlout1.writeUTF(name1);
dlout1.flush();
Thread.currentThread();
Thread.sleep(1000);
System.exit(1);
}catch(Exception oe){}
}
}
public void windowClosing(WindowEvent w){
try{
dlout1.writeUTF(name1);
dlout1.flush();
Thread.currentThread();
Thread.sleep(1000);
System.exit(1);
}catch(Exception oe){}
}
//public static void main (String [] arg) throws IOException{
//new MyClientPrivate2("YUP");/
//}
}
I also have this class:
Code:
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.ObjectInputStream;
import java.util.ArrayList;
import java.util.Iterator;
import javax.swing.DefaultListModel;
public class My2 implements Runnable {
DataOutputStream dout2;
DefaultListModel model2;
DataInputStream din2;
String name1, lname1;
ArrayList alname1 = new ArrayList(); // stores the list of user names
ObjectInputStream obj1; // read the list of user names
int j = 0;
My2(DataOutputStream dout2, DefaultListModel model2, String name1,
DataInputStream din2) {
this.dout2 = dout2;
this.model2 = model2;
this.name1 = name1;
this.din2 = din2;
}
// class is used to received the messages
/*
* class implements Runnable{ DataInputStream din1; DefaultListModel model1;
* My(DataInputStream din, DefaultListModel model){ this.din1=din1;
* this.model1=model1; } public void run(){ String str1=""; while(true){
* try{ str1=din1.readUTF(); // receive the message // add the message in
* list box model1.addElement(str1); }catch(Exception e){} } }
*/
public void run() {
try {
dout2.writeUTF(name1); // write the user name in output stream
while (true) {
obj1 = new ObjectInputStream(din2);
// read the list of user names
alname1 = (ArrayList) obj1.readObject();
if (j > 0)
model2.clear();
Iterator i1 = alname1.iterator();
System.out.println(alname1);
while (i1.hasNext()) {
lname1 = (String) i1.next();
j++;
// add the user names in list box
model2.addElement(lname1);
}
}
} catch (Exception oe) {
}
}
class My3 implements Runnable{
DataInputStream din2;
DefaultListModel model2;
My3(DataInputStream din2, DefaultListModel model2){
this.din2=din2;
this.model2=model2;
}
public void run(){
String str1="";
while(true){
try{
str1=din2.readUTF(); // receive the message
// add the message in list box
model2.addElement(str1);
}catch(Exception e){}
}
}
}
}
