AnnouncementClient.BeginAnnounceOnline 方法

定義

命名空間:

System.ServiceModel.Discovery

組件:

System.ServiceModel.Discovery.dll

會以非同步方式發送線上公告（Hello）訊息，並附上指定的端點發現元資料及使用者定義狀態。 當 AsyncCallback 操作完成時，指定值會被呼叫。

public:
 IAsyncResult ^ BeginAnnounceOnline(System::ServiceModel::Discovery::EndpointDiscoveryMetadata ^ discoveryMetadata, AsyncCallback ^ callback, System::Object ^ state);

public IAsyncResult BeginAnnounceOnline(System.ServiceModel.Discovery.EndpointDiscoveryMetadata discoveryMetadata, AsyncCallback callback, object state);

member this.BeginAnnounceOnline : System.ServiceModel.Discovery.EndpointDiscoveryMetadata * AsyncCallback * obj -> IAsyncResult

Public Function BeginAnnounceOnline (discoveryMetadata As EndpointDiscoveryMetadata, callback As AsyncCallback, state As Object) As IAsyncResult

參數

discoveryMetadata

EndpointDiscoveryMetadata

端點發現的元資料。

callback

AsyncCallback

AsyncCallback。

state

Object

使用者自訂狀態資料。

傳回

IAsyncResult

一個 IAsyncResult 例子。