CallContext.GetHeaders Yöntem

Tanım

Ad Alanı:

System.Runtime.Remoting.Messaging

Bütünleştirilmiş Kod:

mscorlib.dll

Yöntem çağrısıyla birlikte gönderilen üst bilgileri döndürür.

public:
 static cli::array <System::Runtime::Remoting::Messaging::Header ^> ^ GetHeaders();

public static System.Runtime.Remoting.Messaging.Header[] GetHeaders ();

[System.Security.SecurityCritical]
public static System.Runtime.Remoting.Messaging.Header[] GetHeaders ();

static member GetHeaders : unit -> System.Runtime.Remoting.Messaging.Header[]

[<System.Security.SecurityCritical>]
static member GetHeaders : unit -> System.Runtime.Remoting.Messaging.Header[]

Public Shared Function GetHeaders () As Header()

Döndürülenler

Header[]

Yöntem çağrısıyla birlikte gönderilen üst bilgiler.

Öznitelikler

SecurityCriticalAttribute

Özel durumlar

SecurityException

Hemen çağıranın altyapı izni yok.

Örnekler

Aşağıdaki kod örneği üst bilgileri uzak bir yönteme gönderir ve uzak yöntem döndürdüğünde bu üst bilgilerin içeriğini konsola yazdırır.

// Array of Headers with name and values initialized.
array<Header^>^ myArrSetHeader = { gcnew Header( "Header0","CallContextHeader0" ),
   gcnew Header( "Header1","CallContextHeader1" ) };

// Pass the Header Array with method call.
// Header will be set in the method by'CallContext::SetHeaders' method in remote Object*.
Console::WriteLine( "Remote HeaderMethod output is {0}",
   myService->HeaderMethod( "CallContextHeader", myArrSetHeader ) );

array<Header^>^ myArrGetHeader;
// Get Header Array.
myArrGetHeader = CallContext::GetHeaders();
if ( nullptr == myArrGetHeader )
{
   Console::WriteLine( "CallContext::GetHeaders Failed" );
}
else
{
   Console::WriteLine( "Headers:" );
}

for each ( Header^ myHeader in myArrGetHeader )
{
   Console::WriteLine( "Value in Header '{0}' is '{1}'.",
      myHeader->Name, myHeader->Value );
}

// Array of Headers with name and values initialized.
Header[] myArrSetHeader = {new Header("Header0","CallContextHeader0"),
                             new Header("Header1","CallContextHeader1")};

// Pass the Header Array with method call.
// Header will be set in the method by'CallContext.SetHeaders' method in remote object.

Console.WriteLine("Remote HeaderMethod output is " +
                        myService.HeaderMethod("CallContextHeader",myArrSetHeader));

Header[] myArrGetHeader;
// Get Header Array.
myArrGetHeader=CallContext.GetHeaders();
if (null == myArrGetHeader)
   Console.WriteLine("CallContext.GetHeaders Failed");
else
   Console.WriteLine("Headers:");
foreach(Header myHeader in myArrGetHeader)
{
   Console.WriteLine("Value in Header '{0}' is '{1}'.",myHeader.Name,myHeader.Value);
}

' Array of Headers with name and values initialized.
Dim myArrSetHeader As Header() =  {New Header("Header0", "CallContextHeader0"), _
                                          New Header("Header1", "CallContextHeader1")}

' Pass the Header Array with method call.
' Header will be set in the method by'CallContext.SetHeaders' method in remote object.

Console.WriteLine("Remote HeaderMethod output is " _
                     + myService.HeaderMethod("CallContextHeader", myArrSetHeader))

Dim myArrGetHeader() As Header
' Get Header Array.

myArrGetHeader = CallContext.GetHeaders()
If myArrGetHeader Is Nothing Then
   Console.WriteLine("CallContext.GetHeaders Failed")
Else
   Console.WriteLine("Headers:")
End If

Dim myHeader As Header
For each myHeader in myArrGetHeader
   Console.WriteLine("Value in Header '{0}' is '{1}'.",myHeader.Name,myHeader.Value)
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