336x280(권장), 300x250(권장), 250x250, 200x200 크기의 광고 코드만 넣을 수 있습니다.
서버
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import javax.swing.DefaultListModel;
import javax.swing.JFrame;
import javax.swing.JList;
class MyFrame extends JFrame {
DefaultListModel listModel ;
MyFrame(DefaultListModel listModel){
this.listModel = listModel;
setSize(600, 400);
setDefaultCloseOperation(this.EXIT_ON_CLOSE);
JList list = new JList(listModel);
add(list);
setVisible(true);
}
}
public class Server {
public static DefaultListModel listModel = new DefaultListModel();
public static void main(String[] args) {
try {
ServerSocket ss = new ServerSocket(5555);
Socket s;
MyFrame mf = new MyFrame(listModel);
while (true) {
s = ss.accept();
listModel.addElement( s.getInetAddress() );
System.out.println("입장 : " + s.getInetAddress());
PerClientThread pc = new PerClientThread();
pc.s = s;
pc.start();
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import java.util.ArrayList;
public class PerClientThread extends Thread {
public static ArrayList<PrintWriter> printWriterList = new ArrayList<PrintWriter>();
public Socket s;
@Override
public void run() {
PrintWriter out = null;
BufferedReader in = null;
try {
out = new PrintWriter(s.getOutputStream(), true);
printWriterList.add(out);
in = new BufferedReader(new InputStreamReader(s.getInputStream()));
String inputLine;
while((inputLine = in.readLine()) != null)
{
System.out.println( s.getInetAddress() + " : " + inputLine);
for( int i = 0 ; i < printWriterList.size() ; i++ )
{
printWriterList.get(i).println(inputLine);
}
}
Server.listModel.removeElement(s.getInetAddress());
in.close();
out.close();
s.close();
} catch (IOException e) {
// TODO Auto-generated catch block
System.err.println("발생자 : " + s.getInetAddress());
e.printStackTrace();
Server.listModel.removeElement(s.getInetAddress());
}
Server.listModel.removeElement(s.getInetAddress());
}
}
클라이언트
import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.UnknownHostException;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
public class Client {
static JTextField textField;
static JTextArea textArea;
static PrintWriter out;
static BufferedReader in;
public static void main(String[] args) {
try {
Socket s = new Socket("115.20.247.170", 5555);
out = new PrintWriter(s.getOutputStream(), true);
in = new BufferedReader(new InputStreamReader(s.getInputStream()));
JFrame f = new JFrame("채팅");
f.setSize(600, 400);
f.setDefaultCloseOperation(f.EXIT_ON_CLOSE);
textArea = new JTextArea();
JScrollPane sp = new JScrollPane(textArea);
textField = new JTextField(10);
textField.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
out.println("TSC : " + textField.getText());
textField.setText("");
}
}
);
f.add(textField, BorderLayout.SOUTH);
f.add(sp, BorderLayout.CENTER);
f.setVisible(true);
ReceiveMSG rMSG = new ReceiveMSG();
rMSG.textArea = textArea;
rMSG.in = in;
rMSG.start();
} catch (UnknownHostException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
import java.awt.event.AdjustmentEvent;
import java.awt.event.AdjustmentListener;
import java.io.BufferedReader;
import java.io.IOException;
import javax.swing.JTextArea;
public class ReceiveMSG extends Thread {
public JTextArea textArea;
public BufferedReader in;
@Override
public void run() {
while (true) {
try {
String msg;
msg = in.readLine();
textArea.setText(textArea.getText()+ "\n" + msg);
textArea.setCaretPosition(textArea.getDocument().getLength());
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
