java聊天室源代码 第8页

 java聊天室代码
import javax.swing.*;
import java.io.*;
import java.net.*;

/*
 * 聊天客户端消息收发类
 */
public class ClientReceive extends Thread {
 private JComboBox combobox;
 private JTextArea textarea;
 
 Socket socket;
 ObjectOutputStream output;
 ObjectInputStream  input;
 JTextField showStatus;

 public ClientReceive(Socket socket,ObjectOutputStream output,
  ObjectInputStream  input,JComboBox combobox,JTextArea textarea,JTextField showStatus){

  this.socket = socket;
  this.output = output;
  this.input = input;
  this.combobox = combobox;
  this.textarea = textarea;
  this.showStatus = showStatus;
 }
 
 public void run(){
  while(!socket.isClosed()){
   try{
    String type = (String)input.readObject();
    
    if(type.equalsIgnoreCase("系统信息")){
     String sysmsg = (String)input.readObject();
     textarea.append("系统信息: "+sysmsg);
    }
    else if(type.equalsIgnoreCase("服务关闭")){
     output.close();
     input.close();
     socket.close();
     
     textarea.append("服务器已关闭！\n");
     
     break;
    }
    else if(type.equalsIgnoreCase("聊天信息")){
     String message = (String)input.readObject();
     textarea.append(message);
    }
    else if(type.equalsIgnoreCase("用户列表")){
     String userlist = (String)input.readObject();
     String usernames[] = userlist.split("\n");
     combobox.removeAllItems();
     
     int i =0;
     combobox.addItem("所有人");
     while(i < usernames.length){
      combobox.addItem(usernames[i]);
      i ++;
     }
     combobox.setSelectedIndex(0);
     showStatus.setText("在线用户 " + usernames.length + " 人");
    }
   }
   catch (Exception e ){
    System.out.println(e);
   }
  }
 }
}

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