IChannelReceiver-Schnittstelle

Stellt erforderliche Funktionen und Eigenschaften für die Empfängerchannel bereit.

Namespace: System.Runtime.Remoting.Channels
Assembly: mscorlib (in mscorlib.dll)

Syntax

'Declaration
<ComVisibleAttribute(True)> _
Public Interface IChannelReceiver
    Inherits IChannel
'Usage
Dim instance As IChannelReceiver

[ComVisibleAttribute(true)] 
public interface IChannelReceiver : IChannel

[ComVisibleAttribute(true)] 
public interface class IChannelReceiver : IChannel

/** @attribute ComVisibleAttribute(true) */ 
public interface IChannelReceiver extends IChannel

ComVisibleAttribute(true) 
public interface IChannelReceiver extends IChannel

Hinweise

Die empfangende Seite eines Channels muss die IChannelReceiver-Schnittstelle verfügbar machen.

Beispiel

Class MyCustomChannel
      Implements IChannelReceiver 
      Private myChannelData As ChannelDataStore
      Private myChannelPriority As Integer = 25
      ' Set the 'ChannelName' to 'MyCustomChannel'.
      Private myChanneName As String = "tcp"
      ' Implement 'ChannelName' property.
      Private myTcpListener As TcpListener
      Private myPortNo As Integer
      Private myListening As Boolean = False
      Private myThread As Thread

      Public Sub New(ByVal portNo As Integer)
         myPortNo = portNo
      Dim myURI(0) As String
      myURI(0) = Dns.Resolve(Dns.GetHostName()).AddressList(0).ToString() + ":" + _
                                                                  portNo.ToString()
      ' Store the 'URI' in 'myChannelDataStore'.
      myChannelData = New ChannelDataStore(myURI)
      ' Create 'myTcpListener' to listen at the 'myPortNo' port.
      myTcpListener = New TcpListener(myPortNo)
      ' Create the thread 'myThread'.
      myThread = New Thread(New ThreadStart(AddressOf myTcpListener.Start))
      Me.StartListening(Nothing)
      End Sub 'New

      Public ReadOnly Property ChannelName() As String Implements IChannelReceiver.ChannelName
      Get
         Return myChanneName
      End Get
      End Property

      Public ReadOnly Property ChannelPriority() As Integer _
                                          Implements IChannelReceiver.ChannelPriority
      Get
         Return myChannelPriority
      End Get
      End Property

      Public Function Parse(ByVal myUrl As String, ByRef objectURI As String) As String _
                                                      Implements IChannelReceiver.Parse
      Dim myRegex As New Regex("/", RegexOptions.RightToLeft)
      ' Check for '/' in 'myUrl' from Right to left.
      Dim myMatch As Match = myRegex.Match(myUrl)
      ' Get the object URI.
      objectURI = myUrl.Substring(myMatch.Index)
      ' Return the channel url.
      Return myUrl.Substring(0, myMatch.Index)
      End Function 'Parse
      ' Implementation of 'IChannelReceiver' interface.

   Public ReadOnly Property ChannelData() As Object Implements IChannelReceiver.ChannelData
      Get
         Return myChannelData
      End Get
   End Property

   ' Create and send the object URL.
   Public Function GetUrlsForUri(ByVal objectURI As String) As String() _
                                             Implements IChannelReceiver.GetUrlsForUri
      Dim myString(0) As String
      myString(0) = Dns.Resolve(Dns.GetHostName()).AddressList(0).ToString() + "/" + objectURI
      Return myString
   End Function 'GetUrlsForUri

   ' Start listening to the port.
   Public Sub StartListening(ByVal data As Object) Implements IChannelReceiver.StartListening
      If myListening = False Then
          myTcpListener.Start()
          myListening = True
          Console.WriteLine("Server Started Listening !!!")
      End If
   End Sub 'StartListening

   ' Stop listening to the port.
   Public Sub StopListening(ByVal data As Object) Implements IChannelReceiver.StopListening
      If myListening = True Then
          myTcpListener.Stop()
          myListening = False
          Console.WriteLine("Server Stopped Listening !!!")
      End If
   End Sub 'StopListening
End Class 'MyCustomChannel 

class MyCustomChannel : IChannelReceiver
{
   private ChannelDataStore myChannelData;
   private int myChannelPriority = 25;
   // Set the 'ChannelName' to 'MyCustomChannel'.
   private string myChanneName = "tcp";
   // Implement 'ChannelName' property.
   private TcpListener myTcpListener;
   private int myPortNo;
   private bool myListening = false;
   private Thread myThread;
   public MyCustomChannel(int portNo)
   {  
      myPortNo = portNo;
      string [] myURI = new string[1];
      myURI[0] = Dns.Resolve(Dns.GetHostName()).AddressList[0] + ":" +
                                                         portNo.ToString();
      // Store the 'URI' in 'myChannelDataStore'.
      myChannelData = new ChannelDataStore(myURI);
      // Create 'myTcpListener' to listen at the 'myPortNo' port.
      myTcpListener = new TcpListener(myPortNo);
      // Create the thread 'myThread'.
      myThread = new Thread(new ThreadStart(myTcpListener.Start));
      this.StartListening(null);
   }
   public string ChannelName
   {
      get
      {
         return myChanneName;
      }
   }
   public int ChannelPriority
   {
      get
      {
         return myChannelPriority;
      }
   }
   public string Parse(string myUrl, out string objectURI)
   {
      Regex myRegex = new Regex("/",RegexOptions.RightToLeft);
      // Check for '/' in 'myUrl' from Right to left.
      Match myMatch = myRegex.Match(myUrl);
      // Get the object URI.
      objectURI = myUrl.Substring(myMatch.Index);
      // Return the channel url.
      return myUrl.Substring(0,myMatch.Index);   
   }
   // Implementation of 'IChannelReceiver' interface.
   public object ChannelData
   {
      get
      {
         return myChannelData;
      }
   }

   // Create and send the object URL.
   public string[] GetUrlsForUri(string objectURI)
   {
      string[] myString = new string[1];
      myString[0] = Dns.Resolve(Dns.GetHostName()).AddressList[0]
                                                         + "/" + objectURI;
      return myString;
   }

   // Start listening to the port.
   public void StartListening(object data)
   {
      if(myListening == false)
      {
         myTcpListener.Start();
         myListening = true;
         Console.WriteLine("Server Started Listening !!!");
      }
   }

   // Stop listening to the port.
   public void StopListening(object data)
   {
      if(myListening == true)
      {
         myTcpListener.Stop();
         myListening = false;
         Console.WriteLine("Server Stopped Listening !!!");
      }
   }
}

ref class MyCustomChannel: public IChannelReceiver
{
private:
   ChannelDataStore^ myChannelData;
   int myChannelPriority;

   // Set the 'ChannelName' to 'MyCustomChannel'.
   String^ myChannelName;

   // Implement 'ChannelName' property.
   TcpListener^ myTcpListener;
   int myPortNo;
   bool myListening;
   Thread^ myThread;

public:
   MyCustomChannel()
      : myChannelPriority( 25 ), myChannelName( "tcp" ), myListening( false )
   {}

   MyCustomChannel( int portNo )
   {
      myPortNo = portNo;
      array<String^>^myURI = gcnew array<String^>(1);
      myURI[ 0 ] = String::Concat( Dns::Resolve( Dns::GetHostName() )->AddressList[ 0 ], ":", portNo );

      // Store the 'URI' in 'myChannelDataStore'.
      myChannelData = gcnew ChannelDataStore( myURI );

      // Create 'myTcpListener' to listen at the 'myPortNo' port.
      myTcpListener = gcnew TcpListener( myPortNo );

      // Create the thread 'myThread'.
      myThread = gcnew Thread( gcnew ThreadStart( myTcpListener, &TcpListener::Start ) );
      this->StartListening( nullptr );
   }

   property String^ ChannelName 
   {
      virtual String^ get()
      {
         return myChannelName;
      }
   }

   property int ChannelPriority 
   {
      virtual int get()
      {
         return myChannelPriority;
      }
   }
   virtual String^ Parse( String^ myUrl, [Out]String^% objectURI )
   {
      Regex^ myRegex = gcnew Regex( "/",RegexOptions::RightToLeft );
      
      // Check for '/' in 'myUrl' from Right to left.
      Match^ myMatch = myRegex->Match(myUrl);
      
      // Get the object URI.
      objectURI = myUrl->Substring( myMatch->Index );
      
      // Return the channel url.
      return myUrl->Substring( 0, myMatch->Index );
   }

   // Implementation of 'IChannelReceiver' interface.
   property Object^ ChannelData 
   {
      virtual Object^ get()
      {
         return myChannelData;
      }
   }

   // Create and send the object URL.
   virtual array<String^>^ GetUrlsForUri( String^ objectURI )
   {
      array<String^>^myString = gcnew array<String^>(1);
      myString[ 0 ] = String::Concat( Dns::Resolve( Dns::GetHostName() )->AddressList[ 0 ], "/", objectURI );
      return myString;
   }

   // Start listening to the port.
   virtual void StartListening( Object^ data )
   {
      if ( myListening == false )
      {
         myTcpListener->Start();
         myListening = true;
         Console::WriteLine( "Server Started Listening !!!" );
      }
   }

   // Stop listening to the port.
   virtual void StopListening( Object^ data )
   {
      if ( myListening == true )
      {
         myTcpListener->Stop();
         myListening = false;
         Console::WriteLine( "Server Stopped Listening !!!" );
      }
   }
};

Plattformen

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

.NET Framework unterstützt nicht alle Versionen sämtlicher Plattformen. Eine Liste der unterstützten Versionen finden Sie unter Systemanforderungen.

Versionsinformationen

.NET Framework

Unterstützt in: 2.0, 1.1, 1.0

Siehe auch

Referenz

IChannelReceiver-Member
System.Runtime.Remoting.Channels-Namespace