sgpemv2/src/backend/resource_policies_gatekeeper.hh
tchernobog d3c7b46853 - Give code a round of indentation. Thank astyle, not me.
git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@837 3ecf2c5c-341e-0410-92b4-d18e462d057c
2006-08-09 14:38:45 +00:00

80 lines
2.3 KiB
C++

// src/backend/resource_policies_gatekeeper.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 RESOURCE_POLICIES_GATEKEEPER_HH
#define RESOURCE_POLICIES_GATEKEEPER_HH 1
namespace sgpem
{
class ResourcePolicyManager;
class ResourcePolicy;
class History;
}
#include "config.h"
#include <vector>
#include <map>
#include <stdexcept>
#include "singleton.hh"
namespace sgpem
{
class ResourcePoliciesGatekeeper;
/** \brief FIXME document me
*/
class SG_DLLEXPORT ResourcePoliciesGatekeeper : public Singleton<ResourcePoliciesGatekeeper>
{
friend class Singleton<ResourcePoliciesGatekeeper>;
public:
typedef std::vector<ResourcePolicyManager*> Managers;
const Managers& get_registered() const;
void register_manager(ResourcePolicyManager* manager);
void unregister_manager(ResourcePolicyManager* manager);
ResourcePolicy& get_current_policy(History* history) throw(std::runtime_error);
void activate_policy(History* history, ResourcePolicy* policy);
private:
ResourcePoliciesGatekeeper(); //private constructor.
ResourcePoliciesGatekeeper(const ResourcePoliciesGatekeeper&);
ResourcePoliciesGatekeeper& operator=(const ResourcePoliciesGatekeeper&);
void deactivate_policies(const ResourcePolicyManager& manager);
std::vector<ResourcePolicyManager*> _registered;
std::map<History*, ResourcePolicy*> _active_policies;
};
}//~ namespace sgpem
#endif //RESOURCE_POLICIES_GATEKEEPER_HH