session_dual.h

//                                                                             
//  Copyright (C) 2008-2012  Artyom Beilis (Tonkikh) <artyomtnk@yahoo.com>     
//                                                                             
//  See accompanying file COPYING.TXT file for licensing details.
//
#ifndef CPPCMS_SESSION_DUAL_H
#define CPPCMS_SESSION_DUAL_H

#include <cppcms/session_api.h>
#include <cppcms/defs.h>
#include <booster/hold_ptr.h>
#include <booster/shared_ptr.h>
#include <booster/auto_ptr_inc.h>

namespace cppcms {
namespace sessions {

class session_storage;
class session_sid;
class session_cookies;
class encryptor;

class CPPCMS_API session_dual : public session_api {
public:
        session_dual(   std::auto_ptr<encryptor> enc,
                        booster::shared_ptr<session_storage> storage,
                        size_t data_size_limit);
        virtual ~session_dual();
        virtual void save(session_interface &,std::string const &data,time_t timeout,bool new_session,bool on_server);
        virtual bool load(session_interface &,std::string &data,time_t &timeout);
        virtual void clear(session_interface &);

        virtual bool is_blocking();
private:
        struct _data;
        booster::hold_ptr<_data> d;
        booster::shared_ptr<session_cookies>    client_;
        booster::shared_ptr<session_sid>        server_;
        size_t data_size_limit_;
};

} // sessions
} // cppcms


#endif