CallContext.SetHeaders(Header[]) Method

Reference

Definition

Namespace:: System.Runtime.Remoting.Messaging

Assembly:: mscorlib.dll

Important

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Sets the headers that are sent along with the method call.

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

public static void SetHeaders (System.Runtime.Remoting.Messaging.Header[] headers);

[System.Security.SecurityCritical]
public static void SetHeaders (System.Runtime.Remoting.Messaging.Header[] headers);

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

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

Public Shared Sub SetHeaders (headers As Header())

Parameters

headers: Header[]

A Header array of the headers that are to be sent along with the method call.

Attributes: SecurityCriticalAttribute

Exceptions

SecurityException

The immediate caller does not have infrastructure permission.

Examples

The following example code shows the ease with which a header is put on the logical thread.

public ref class HelloService: public MarshalByRefObject
{
public:
   String^ HelloMethod( String^ name )
   {
      Console::WriteLine( "Hello {0}", name );
      return "Hello {0}",name;
   }


   [SecurityPermissionAttribute(SecurityAction::Demand, Flags=SecurityPermissionFlag::Infrastructure)]
   String^ HeaderMethod( String^ name, array<Header^>^arrHeader )
   {
      Console::WriteLine( "HeaderMethod {0}", name );
      
      //Header Set with the header array passed
      CallContext::SetHeaders( arrHeader );
      return "HeaderMethod {0}",name;
   }
};

public class HelloService : MarshalByRefObject
{
   public string HelloMethod(string name)
   {
      Console.WriteLine("Hello " + name);
      return "Hello " + name;
   }

         public string HeaderMethod(string name,Header[] arrHeader)
   {
      Console.WriteLine("HeaderMethod " + name);
      //Header Set with the header array passed
      CallContext.SetHeaders(arrHeader);
      return "HeaderMethod " + name;
   }
}

Public Class HelloService
   Inherits MarshalByRefObject

   Public Function HelloMethod(name As String) As String
      Console.WriteLine(("Hello " + name))
      Return "Hello " + name
   End Function 'HelloMethod

   <PermissionSet(SecurityAction.LinkDemand)> _
   Public Function HeaderMethod(name As String, arrHeader() As Header) As String
      Console.WriteLine("HeaderMethod " + name)
      'Header Set with the header array passed
      CallContext.SetHeaders(arrHeader)
      Return "HeaderMethod " + name
   End Function 'HeaderMethod
End Class

Applies to

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