// src/backend/sub_request.hh - Copyright 2005, 2006, University
//               of Padova, dept. of Pure and Applied
//               Mathematics
//
// This file is part of SGPEMv2.
//
// This 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.
//
// SGPEMv2 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 SGPEMv2; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

#ifndef SUB_REQUEST_HH
#define SUB_REQUEST_HH 1

#include "config.h"

#include "request.hh"

namespace sgpem
{
  class SubRequest;
  class SerializeVisitor;
  class Resource;

  class SG_DLLEXPORT SubRequest
  {
  public:
		typedef int  resource_key_t;
		typedef Request::state state;

    virtual ~SubRequest();

		virtual bool operator==(const SubRequest& op2) const = 0;

    virtual resource_key_t get_resource_key() const = 0;

		virtual unsigned int   get_length() const = 0;

    virtual int get_queue_position() const = 0;

		virtual state get_state() const = 0;

		virtual unsigned int get_remaining_time() const = 0;

		virtual Request& get_request() = 0;

    virtual void serialize(SerializeVisitor& translator) const = 0;
  };

}

#endif