//這class只負責定義getInstance 來設定得到想要的物件
public override InterfaceDao getInstance(EDaoType p_Type)
{
switch (p_Type)
{
case EDaoType.SQLServer:
return(new SqlServerDao());
case EDaoType.SQLite:
return(new SQLiteDao());
default:
return(null);
}
}
public abstract InterfaceDao getInstance(EDaoType p_Type);
//這邊呼叫父類別的建構值,而他的建構值也會呼叫getInstance
//這算是自己寫的一點變化
public DaoFactory(EDaoType p_Type)
: base(p_Type)
{
}
public ADaoFactory(EDaoType p_Type)
{
IDao = getInstance(p_Type);
}
