public static BaseSword CreateSword(SwordEnum type)
{
if (Dic.ContainsKey(type))
{
return(Dic[type]);
}
lock (Locker)
{
if (Dic.ContainsKey(type))
{
return(Dic[type]);
}
BaseSword sword;
switch (type)
{
case SwordEnum.木剑:
sword = new WoodSword(); break;
case SwordEnum.铁剑:
sword = new IronSword(); break;
case SwordEnum.魔剑:
sword = new MagicSword(); break;
default:
throw new Exception("wrong sword");
}
Dic.Add(type, sword);
return(sword);
}
}
public static BaseSword GetSword(SwordEnum type)
{
Lazy <BaseSword> lazy = null;
if (LazyDic.TryGetValue(type, out lazy))
{
return(lazy.Value);
}
throw new Exception("没有该 type");
}
