WebPermissionAttribute.ConnectPattern Özellik

public:
 property System::String ^ ConnectPattern { System::String ^ get(); void set(System::String ^ value); };

public string ConnectPattern { get; set; }

member this.ConnectPattern : string with get, set

Public Property ConnectPattern As String

Özellik Değeri

Bu WebPermissionAttributetarafından denetlenen URI bağlantısını açıklayan normal ifade desenini içeren bir dize.

Özel durumlar

Örnekler

Aşağıdaki örnekte, izin verilebilen bir belirtmek için nasıl kullanılacağı WebPermissionAttribute gösterilmektedir ConnectPattern.

public:
   // Set the WebPermissionAttribute ConnectPattern property.
   [WebPermission(SecurityAction::Deny,ConnectPattern="http://www\\.contoso\\.com/Private/.*")]

   static void CheckConnectPermission( String^ uriToCheck )
   {
      WebPermission^ permissionToCheck = gcnew WebPermission;
      permissionToCheck->AddPermission( NetworkAccess::Connect, uriToCheck );
      permissionToCheck->Demand();
   }

   static void demoDenySite()
   {
      //Pass the security check.
      CheckConnectPermission( "http://www.contoso.com/Public/page.htm" );
      Console::WriteLine( "Public page has passed Connect permission check" );

      try
      {
         //Throw a SecurityException.
         CheckConnectPermission( "http://www.contoso.com/Private/page.htm" );
         Console::WriteLine( "This line will not be printed" );
      }
      catch ( SecurityException^ e ) 
      {
         Console::WriteLine( "Expected exception {0}", e->Message );
      }
   }
};

  
  // Set the WebPermissionAttribute  ConnectPattern property.
  [WebPermission(SecurityAction.Deny, ConnectPattern=@"http://www\.contoso\.com/Private/.*")]

public static void CheckConnectPermission(string uriToCheck) 
{
    WebPermission permissionToCheck = new WebPermission();
    permissionToCheck.AddPermission(NetworkAccess.Connect, uriToCheck);
    permissionToCheck.Demand();
}

public static void demoDenySite() {
    //Pass the security check.
    CheckConnectPermission("http://www.contoso.com/Public/page.htm");
    Console.WriteLine("Public page has passed Connect permission check");

    try 
    {
        //Throw a SecurityException.
        CheckConnectPermission("http://www.contoso.com/Private/page.htm");
        Console.WriteLine("This line will not be printed");
    }
    catch (SecurityException e) 
    {
        Console.WriteLine("Expected exception" + e.Message);
    }
 }

  ' Set the WebPermissionAttribute  ConnectPattern property.
<WebPermission(SecurityAction.Deny, ConnectPattern := "http://www\.contoso\.com/Private/.*")> _
    Public Shared Sub CheckConnectPermission(uriToCheck As String)
     Dim re As New Regex("http://www\.contoso\.com/Public/.*")
     Dim con As New WebPermission(NetworkAccess.Connect, re)
     con.Assert()
     Dim permissionToCheck As New WebPermission()
     permissionToCheck.AddPermission(NetworkAccess.Connect, uriToCheck)
     permissionToCheck.Demand()
  End Sub
  
  
  Public Shared Sub demoDenySite()
     'Pass the security check.
     CheckConnectPermission("http://www.contoso.com/Public/page.htm")
     Console.WriteLine("Public page has passed Connect permission check")
     
     Try
        'Throw a SecurityException.
        CheckConnectPermission("http://www.contoso.com/Private/page.htm")
        Console.WriteLine("This line will not be printed")
     Catch e As SecurityException
        Console.WriteLine(("Expected exception" + e.Message))
     End Try
  End Sub

Açıklamalar

Sınıfınıza uygulanırken WebPermissionAttribute , bu özellik sınıfınızda kullanmak üzere hangi normal ifade bağlantı dizesinin kabul edildiği belirtir. Bu özellik bir kez yazılır.

Şunlara uygulanır

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