awt 양방향채팅(Client )1/3

import java.net.*;
import java.io.*;
import java.awt.*;
import java.awt.event.*;

class Client extends Frame implements ActionListener {
   TextArea ta;
   TextField tf;
   BufferedWriter bw;
   String id;
   BufferedReader br;
  
   Client(String id) {
      this.id = id;
      ta = new TextArea();
      tf = new TextField();
      add(ta);
      add(tf, "South");
      tf.addActionListener(this);
   }

   void initNet() throws Exception {
      Socket s = new Socket("localhost", 8888);
      InputStream is = s.getInputStream();
      OutputStream os = s.getOutputStream();
      InputStreamReader isr = new InputStreamReader(is);
      OutputStreamWriter osw = new OutputStreamWriter(os);
      bw = new BufferedWriter(osw);
      br = new BufferedReader(isr);
      sendMsg("enter/" + id);
   }

   public void actionPerformed(ActionEvent e) {
      try {
         sendMsg("msg/" + tf.getText());
         tf.setText("");
      } catch (Exception ee) {
         System.out.println("보내다가 오류남~");
      }
   }

   void sendMsg(String msg) throws Exception {
      bw.write(msg + "\n");
      bw.flush();
   }

   public void readMsg() {
      try {
         while (true) {
            String line = br.readLine();

            String[] array = line.split("/");
            switch (array[0]) {
            case "msg":
               ta.append(array[1] + "\n");
               break;
            }
         }
      } catch (Exception e) {
         System.out.println("읽다가에러남~");
      }
   }

   public static void main(String args[]) throws Exception {
      Client client = new Client(args[0]);
      client.initNet();
      client.setBounds(200, 200, 400, 300);
      client.setVisible(true);
      client.readMsg();
   }
}