多用户通信系统---服务器

 

ConnectThread

package Chat.Service;

import Chat.common.Message;
import Chat.common.MessageType;

import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.net.Socket;
import java.util.HashMap;
import java.util.Iterator;

/**
 * @author whlie(true){learn}
 * 和客户端保持通信
 */
public class ConnectThread extends Thread {
    private Socket socket;
    //连接到服务端的用户ID
    private String userId;

    public ConnectThread( String userId,Socket socket) {
        this.socket = socket;
        this.userId = userId;
    }

    public Socket getSocket() {
        return socket;
    }

    @Override
    public void run() {
        while(true){
            System.out.println("客户端"+userId+"与服务器正在通信...");
            try {
                ObjectInputStream ois = new ObjectInputStream(socket.getInputStream());
                Message message=(Message) ois.readObject();
                //根据message的类型做相应的业务处理
                if (message.getMesType().equals(MessageType.GET_ONLINE)){
                    //在线用户列表
                    System.out.println(message.getSender()+"请求在线用户列表");
                    String online = Manage.getOnline();
                    //构建message对象返回给客户端
                    Message message2 = new Message();
                    message2.setMesType(MessageType.RET_ONLINE);
                    message2.setContent(online);
                    message2.setGetter(message.getSender());
                    //通过输出流发往客户端
                    ObjectOutputStream oos = new ObjectOutputStream(socket.getOutputStream());
                    oos.writeObject(message2);
                }else if(message.getMesType().equals(MessageType.COMMON_MES)){
                    //获取目标线程