public static IUpOrderProvider CreateOrderProvider(string simnum, string ip, int port, IDownOrderReceiver receiver)
{
//可改成DI模式，以后又别的协议可配。
IUpOrderPacker packer = new UpOrderPacker(simnum);
IDownOrderParser parser = new DownOrderParser(receiver);
var client = new Client(ip, port, parser);
return(new JTB808OrderProvider(simnum, ip, port, parser, packer, client));
}
public DownOrder()
{
parser = new DownOrderParser(this);
}