session_api.h

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

#include <cppcms/defs.h>
#include <booster/noncopyable.h>
#include <booster/shared_ptr.h>
#include <string>

namespace cppcms {

class session_interface;


class session_api : public booster::noncopyable
{
public:
        virtual void save(session_interface &iface,std::string const &data,time_t timeout, bool new_data, bool on_server) = 0;

        virtual bool load(session_interface &iface,std::string &data,time_t &timeout) = 0;
        virtual void clear(session_interface &iface) = 0;

        virtual bool is_blocking() = 0;

        virtual ~session_api() {}
};


class session_api_factory {
public:
        virtual bool requires_gc() = 0; 
        virtual void gc() = 0;

        virtual booster::shared_ptr<session_api> get() = 0;

        virtual ~session_api_factory() {}
};


} // cppcms

#endif