// src/backend/cpp_resource_policy_manager.cc - 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 3 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, see http://www.gnu.org/licenses/.


#include "cpp_resource_policy_manager.hh"
#include "resource_policy_fifo.hh"
#include "resource_policy_lifo.hh"
#include "resource_policy_priority.hh"
#include "resource_policy_priority_inheritance.hh"

#include <sgpemv2/resource_policies_gatekeeper.hh>

using namespace sgpem;

// instantiate a default instance of this class.
CppResourcePolicyManager CppResourcePolicyManager::_default_instance;


CppResourcePolicyManager::CppResourcePolicyManager ()
{
    ResourcePoliciesGatekeeper::get_instance ().register_manager (this);
    // Includes default policies.
    _policies.push_back (new ResourcePolicyLiFo ());
    _policies.push_back (new ResourcePolicyFiFo ());
    _policies.push_back (new ResourcePolicyPriority ());
    _policies.push_back (new ResourcePolicyPriorityInheritance ());
}


CppResourcePolicyManager::~CppResourcePolicyManager ()
{
    ResourcePoliciesGatekeeper::get_instance ().unregister_manager (this);
}

const std::vector<ResourcePolicy *> &
CppResourcePolicyManager::get_avail_policies () const
{
    return _policies;
}