package com.hongguan.lifeshowclient2;

import java.net.*;
import java.util.*;

/**
 * 本類負責創建和管理手機客戶端的socket連接線程；
 * @author Administrator
 *
 */
public class ServerThreadManager {
	private static ServerThreadManager mcm;
	private Hashtable mobileClientArray=new Hashtable(); //Hashtable用來存放線程對象，模擬線程池
	public static synchronized ServerThreadManager getInstance() {
		if(mcm==null){
			mcm = new ServerThreadManager();
		}
		return mcm;
	}

	/**
	 * 本方法實現通過IP從線程池中取出對應的線程
	 * @param ip
	 * @return
	 */
	public ServerThread getMobileClient(String ip){
		java.util.Enumeration em = mobileClientArray.keys();  
		while(em.hasMoreElements())   {  
			Object o = em.nextElement();
			System.out.println(mobileClientArray.get(o)==null);  
		}
		if(ip==null){
			return null;
		}
		return (ServerThread)mobileClientArray.get(ip);
	}

	/**
	 * 本方法將客戶端IP對應的線程放入線程池中
	 * @param ip
	 * @param server_thread
	 * @return
	 */
	public boolean addServerThread(String ip,ServerThread server_thread){
		mobileClientArray.put(ip, server_thread);
		return true;
	}
}