private Dictionary<int, Player> playerMap = new Dictionary<int, Player>(); //保存角色信息的字典

        #endregion Fields

        #region Methods

        //创建角色
        public Player create(int accountId, string name, int initCard)
        {
            Player player = getPlayer(accountId);
            if (player != null) return null;//存在玩家信息(有角色);
            player = new Player();
            player.account_id = accountId;
            player.name = name;
            player.level = 1;
            player.Add();//添加进数据库
            playerMap.Add(accountId, player);
            return player;
        }
 //获取角色信息,通过玩家账号id;
 public Player getPlayer(int accountId)
 {
     if (!playerMap.ContainsKey(accountId))
     {
         Player player = new Player();
         if(player.GetModel(accountId))//如果数据库中有改玩家的角色~~~
         {
             playerMap.Add(accountId, player);//将从数据库中获取的玩家信息添加到数据字典的缓存层!!;
         }
     }
     if(playerMap.ContainsKey(accountId))
     {
         playerMap[accountId].GetModel ( accountId );
         return playerMap[accountId];
     }
     return null;
 }