場(chǎng)景：服務(wù)端與客戶(hù)端通過(guò)webSocket方式通話(huà)，websocket充當(dāng)中介
重慶分公司
重慶分公司
abstract class TongXinObject
{
protected Agency agency;
public TongXinObject(Agency _agency)
{
agency = _agency;
}
abstract public void SendMsg(string msg);
abstract public void ReviceMsg(string sender, string msg);
}
class Service : TongXinObject
{
public string Name = "服務(wù)器";
public Service(Agency _agency) : base(_agency)
{
}
public override void ReviceMsg(string sender, string msg)
{
Console.WriteLine("{0}收到{1}發(fā)送的消息：{2}", Name,sender, msg);
}
public override void SendMsg(string msg)
{
agency.TuiSongMsg(this, msg); //交給中介推送，其他的不管
}
}
class Client1 : TongXinObject
{
public string Name = "手機(jī)APP";
public Client1(Agency _agency) : base(_agency)
{
}
public override void ReviceMsg(string sender, string msg)
{
Console.WriteLine("{0}收到{1}發(fā)送的消息：{2}", Name, sender, msg);
}
public override void SendMsg(string msg)
{
agency.TuiSongMsg(this, msg); //交給中介推送
}
}
class Client2 : TongXinObject
{
public string Name = "PC客戶(hù)端";
public Client2(Agency _agency) : base(_agency)
{
}
public override void ReviceMsg(string sender, string msg)
{
Console.WriteLine("{0}收到{1}發(fā)送的消息：{2}", Name, sender, msg);
}
public override void SendMsg(string msg)
{
agency.TuiSongMsg(this, msg);
}
}
//中介
abstract class Agency
{
public Service service { get; set; } //中介需要知道通話(huà)雙方
public Client1 client1 { get; set; }
public Client2 client2 { get; set; }
abstract public void TuiSongMsg(TongXinObject obj, string msg);
}
class WebSocket : Agency
{
public override void TuiSongMsg(TongXinObject obj,string msg)
{
if (obj == service)
{
client1.ReviceMsg(service.Name,msg);
client2.ReviceMsg(service.Name,msg);
}
else if (obj == client1)
{
service.ReviceMsg(client1.Name, msg);
client2.ReviceMsg(client1.Name, msg);
}
else if (obj == client2)
{
service.ReviceMsg(client2.Name, msg);
client1.ReviceMsg(client2.Name, msg);
}
}
}
//前端:
static void Main(string[] args)
{
Agency agency = new WebSocket();
Service service = new Service(agency);
Client1 client1 = new Client1(agency);
Client2 client2 = new Client2(agency);
agency.service = service;
agency.client1 = client1;
agency.client2 = client2;
service.SendMsg("零點(diǎn)停電維護(hù)");
client1.SendMsg("我嬲！");
client2.SendMsg("尼瑪，我PC端不接火");
Console.Read();
}總結(jié)：服務(wù)端與客戶(hù)端完全脫離耦合，職責(zé)相當(dāng)明確。
優(yōu)點(diǎn)：減少耦合，交互的過(guò)程獨(dú)立成單獨(dú)的類(lèi)（中介類(lèi)）。
缺點(diǎn)：中介類(lèi)的職責(zé)過(guò)于龐大，不好維護(hù)。
中介者+職責(zé)鏈的代碼如下，純粹練手，是為了模式而模式，實(shí)際開(kāi)發(fā)可別這么做。
//TongXinObject和上面一樣
//職責(zé)···把上面中介中的if else 抽象出來(lái)
abstract class ZhiZe
{
public Service service { get; set; }
public Client1 client1 { get; set; }
public Client2 client2 { get; set; }
public ZhiZe(Service _service, Client1 _client1, Client2 _client2)
{
service = _service;
client1 = _client1;
client2 = _client2;
}
public ZhiZe superZhiZe { get; set; }
public void SetSuperZhiZe(ZhiZe _zhiZe)
{
superZhiZe = _zhiZe;
}
abstract public void TuiSongMsg(TongXinObject tongXinObject, string msg);
}
class Client1ZhiZe : ZhiZe
{
public Client1ZhiZe(Service _service, Client1 _client1, Client2 _client2) : base(_service, _client1, _client2)
{
}
public override void TuiSongMsg(TongXinObject tongXinObject, string msg)
{
if (tongXinObject == client1)
{
service.ReviceMsg(client1.Name, msg);
client2.ReviceMsg(client1.Name, msg);
}
else
{
superZhiZe.TuiSongMsg(tongXinObject, msg);
}
}
}
class Client2ZhiZe : ZhiZe
{
public Client2ZhiZe(Service _service, Client1 _client1, Client2 _client2) : base(_service, _client1, _client2)
{
}
public override void TuiSongMsg(TongXinObject tongXinObject, string msg)
{
if (tongXinObject == client2)
{
service.ReviceMsg(client2.Name, msg);
client1.ReviceMsg(client2.Name, msg);
}
else
{
superZhiZe.TuiSongMsg(tongXinObject, msg);
}
}
}
class ServiceZhiZe : ZhiZe
{
public ServiceZhiZe(Service _service, Client1 _client1, Client2 _client2) : base(_service, _client1, _client2)
{
}
public override void TuiSongMsg(TongXinObject tongXinObject, string msg)
{
if (tongXinObject == service)
{
client1.ReviceMsg(service.Name, msg);
client2.ReviceMsg(service.Name, msg);
}
else
{
Console.WriteLine("over");
}
}
}
//中介
abstract class Agency
{
public ZhiZe ZhiZe1 { get; set; }
public ZhiZe ZhiZe2 { get; set; }
public ZhiZe ZhiZe3 { get; set; }
public Agency()
{
}
public void SetZhiZe(Service service, Client1 client1, Client2 client2)
{
ZhiZe1 = new Client1ZhiZe(service, client1, client2);
ZhiZe2 = new Client2ZhiZe(service, client1, client2);
ZhiZe3 = new ServiceZhiZe(service, client1, client2);
ZhiZe1.SetSuperZhiZe(ZhiZe2);
ZhiZe2.SetSuperZhiZe(ZhiZe3);
}
abstract public void TuiSongMsg(TongXinObject obj, string msg);
}
class WebSocket : Agency
{
public override void TuiSongMsg(TongXinObject obj, string msg)
{
ZhiZe1.TuiSongMsg(obj, msg);
}
}
//前端：
static void Main(string[] args)
{
//Agency agency = new WebSocket();
//Service service = new Service(agency);
//Client1 client1 = new Client1(agency);
//Client2 client2 = new Client2(agency);
//agency.service = service;
//agency.client1 = client1;
//agency.client2 = client2;
//service.SendMsg("零點(diǎn)停電維護(hù)");
//client1.SendMsg("我嬲！");
//client2.SendMsg("尼瑪，我PC端不接火");
//Console.Read();
中介者模式.職責(zé)鏈中介.Agency agency = new 中介者模式.職責(zé)鏈中介.WebSocket();
Service service = new Service(agency);
Client1 client1 = new Client1(agency);
Client2 client2 = new Client2(agency);
agency.SetZhiZe(service, client1, client2);
service.SendMsg("零點(diǎn)停電維護(hù)");
client1.SendMsg("我嬲！");
client2.SendMsg("尼瑪，我PC端不接火");
Console.Read();
}
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