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


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--  $RCSfile: aws-services-dispatchers-method.ads,v $
--  $Revision: 1.4 $ $Date: 2003/03/02 14:49:57 $ $Author: obry $

--  Dispatch a specific request to a callback depending on the request method.

with AWS.Dispatchers;
with AWS.Response;
with AWS.Status;

package AWS.Services.Dispatchers.Method is

   type Handler is new AWS.Dispatchers.Handler with private;

   function Dispatch
     (Dispatcher : in Handler;
      Request    : in Status.Data)
      return Response.Data;

   procedure Register
     (Dispatcher : in out Handler;
      Method     : in     Status.Request_Method;
      Action     : in     AWS.Dispatchers.Handler'Class);
   --  Register callback to use for a specific request method.

   procedure Register
     (Dispatcher : in out Handler;
      Method     : in     Status.Request_Method;
      Action     : in     Response.Callback);
   --  Idem as above but take a callback procedure as parameter.

   procedure Unregister
     (Dispatcher : in out Handler;
      Method     : in     Status.Request_Method);
   --  Removes Method from the list of request method to handle.

   procedure Register_Default_Callback
     (Dispatcher : in out Handler;
      Action     : in     AWS.Dispatchers.Handler'Class);
   --  Register the default callback. This will be used if no request method
   --  have been activated.

private

   type Method_Table is
     array (Status.Request_Method) of AWS.Dispatchers.Handler_Class_Access;

   type Handler is new AWS.Dispatchers.Handler with record
      Action : AWS.Dispatchers.Handler_Class_Access;
      Table  : Method_Table;
   end record;

end AWS.Services.Dispatchers.Method;