File : src/aws-services-dispatchers-method.adb


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--  Authors: Dmitriy Anisimkov - Pascal Obry                                --
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--  $RCSfile: aws-services-dispatchers-method.adb,v $
--  $Revision: 1.4 $ $Date: 2003/03/02 14:50:05 $ $Author: obry $

with AWS.Dispatchers.Callback;
with AWS.MIME;

package body AWS.Services.Dispatchers.Method is

   use AWS.Dispatchers;

   --------------
   -- Dispatch --
   --------------

   function Dispatch
     (Dispatcher : in Handler;
      Request    : in Status.Data)
      return Response.Data
   is
      Method : constant Status.Request_Method := Status.Method (Request);
   begin
      if Dispatcher.Table (Method) = null then
         return Response.Build
           (MIME.Text_HTML,
            "<p>AWS " & Version
            & "<p>No rule found in dispatch for "
            & Status.Request_Method'Image (Method) & " method call.");

      else
         return Dispatch (Dispatcher.Table (Method).all, Request);
      end if;
   end Dispatch;

   --------------
   -- Register --
   --------------

   procedure Register
     (Dispatcher : in out Handler;
      Method     : in     Status.Request_Method;
      Action     : in     AWS.Dispatchers.Handler'Class) is
   begin
      if Dispatcher.Table (Method) /= null then
         Free (Dispatcher.Table (Method));
      end if;

      Dispatcher.Table (Method) := new AWS.Dispatchers.Handler'Class'(Action);
   end Register;

   procedure Register
     (Dispatcher : in out Handler;
      Method     : in     Status.Request_Method;
      Action     : in     Response.Callback) is
   begin
      Register (Dispatcher, Method, AWS.Dispatchers.Callback.Create (Action));
   end Register;

   -------------------------------
   -- Register_Default_Callback --
   -------------------------------

   procedure Register_Default_Callback
     (Dispatcher : in out Handler;
      Action     : in     AWS.Dispatchers.Handler'Class) is
   begin
      if Dispatcher.Action /= null then
         Free (Dispatcher.Action);
      end if;

      Dispatcher.Action := new AWS.Dispatchers.Handler'Class'(Action);
   end Register_Default_Callback;

   ----------------
   -- Unregister --
   ----------------

   procedure Unregister
     (Dispatcher : in out Handler;
      Method     : in     Status.Request_Method) is
   begin
      Free (Dispatcher.Table (Method));
   end Unregister;

end AWS.Services.Dispatchers.Method;