115 lines
2.5 KiB
C++
115 lines
2.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2016 IITP
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Alexander Krotov <krotov@iitp.ru>
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*/
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#include "priority-queue-scheduler.h"
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#include "event-impl.h"
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#include "assert.h"
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#include "log-macros-disabled.h"
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#include "log.h"
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#include "scheduler.h"
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#include <string>
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/**
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* \file
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* \ingroup scheduler
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* Implementation of ns3::PriorityQueueScheduler class.
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*/
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namespace ns3 {
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NS_LOG_COMPONENT_DEFINE ("PriorityQueueScheduler");
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NS_OBJECT_ENSURE_REGISTERED (PriorityQueueScheduler);
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TypeId
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PriorityQueueScheduler::GetTypeId (void)
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{
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static TypeId tid = TypeId ("ns3::PriorityQueueScheduler")
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.SetParent<Scheduler> ()
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.SetGroupName ("Core")
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.AddConstructor<PriorityQueueScheduler> ()
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;
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return tid;
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}
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PriorityQueueScheduler::PriorityQueueScheduler ()
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{
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NS_LOG_FUNCTION (this);
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}
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PriorityQueueScheduler::~PriorityQueueScheduler ()
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{
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NS_LOG_FUNCTION (this);
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}
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void
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PriorityQueueScheduler::Insert (const Event &ev)
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{
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NS_LOG_FUNCTION (this << ev.impl << ev.key.m_ts << ev.key.m_uid);
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m_queue.push (ev);
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}
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bool
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PriorityQueueScheduler::IsEmpty (void) const
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{
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NS_LOG_FUNCTION (this);
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return m_queue.empty ();
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}
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Scheduler::Event
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PriorityQueueScheduler::PeekNext (void) const
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{
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NS_LOG_FUNCTION (this);
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return m_queue.top ();
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}
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Scheduler::Event
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PriorityQueueScheduler::RemoveNext (void)
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{
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NS_LOG_FUNCTION (this);
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Scheduler::Event ev = m_queue.top ();
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m_queue.pop ();
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return ev;
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}
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bool
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PriorityQueueScheduler::EventPriorityQueue::remove(const Scheduler::Event &ev)
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{
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auto it = std::find(this->c.begin(), this->c.end(), ev);
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if (it != this->c.end())
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{
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this->c.erase(it);
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std::make_heap(this->c.begin(), this->c.end(), this->comp);
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return true;
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}
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else
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{
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return false;
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}
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}
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void
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PriorityQueueScheduler::Remove (const Scheduler::Event &ev)
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{
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NS_LOG_FUNCTION (this);
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m_queue.remove (ev);
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}
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} // namespace ns3
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