------------------------------------------------------------------------------
--                              Ada Web Server                              --
--                                                                          --
--                     Copyright (C) 2003-2009, AdaCore                     --
--                                                                          --
--  This library is free software; you can redistribute it and/or modify    --
--  it under the terms of the GNU General Public License as published by    --
--  the Free Software Foundation; either version 2 of the License, or (at   --
--  your option) any later version.                                         --
--                                                                          --
--  This library is distributed in the hope that it will be useful, but     --
--  WITHOUT ANY WARRANTY; without even the implied warranty of              --
--  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU       --
--  General Public License for more details.                                --
--                                                                          --
--  You should have received a copy of the GNU General Public License       --
--  along with this library; if not, write to the Free Software Foundation, --
--  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.          --
--                                                                          --
------------------------------------------------------------------------------

with Ada.Exceptions;

with AWS.Log;
with AWS.Response;
with AWS.Status;

package AWS.Exceptions is

   type Data is record
      Fatal   : Boolean;
      --  If True it means that we go a fatal error. The slot will be
      --  terminated so AWS will loose one of it's simultaneous connection.
      --  This is clearly an AWS internal error that should be fixed in AWS.

      Slot    : Positive;
      --  The failing slot number

      Request : Status.Data;
      --  The complete request information that was served when the slot has
      --  failed. This variable is set only when Fatal is False.
   end record;

   type Unexpected_Exception_Handler is access
     procedure (E      : Ada.Exceptions.Exception_Occurrence;
                Log    : in out AWS.Log.Object;
                Error  : Data;
                Answer : in out Response.Data);
   --  Unexpected exception handler can be set to monitor server errors.
   --  Answer can be set with the answer to send back to the client's
   --  browser. Note that this is possible only for non fatal error
   --  (i.e. Error.Fatal is False).
   --  Log is the error log object for the failing server, it can be used
   --  to log user's information (if error log is activated for this
   --  server). Note that the server will have already logged information
   --  about the problem.

end AWS.Exceptions;
