text: //
  // Copyright (C) OpenSim Ltd.
  //
  // This program is free software; you can redistribute it and/or
  // modify it under the terms of the GNU Lesser General Public License
  // as published by the Free Software Foundation; either version 2
  // of the License, or (at your option) any later version.
  //
  // This program 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 Lesser General Public License for more details.
  //
  // You should have received a copy of the GNU Lesser General Public License
  // along with this program; if not, see http://www.gnu.org/licenses/.
  //
  
  #ifndef __INET_PRIORITYSCHEDULER_H
  #define __INET_PRIORITYSCHEDULER_H
  
  #include "inet/queueing/base/PacketSchedulerBase.h"
  #include "inet/queueing/contract/IPacketCollection.h"
  
  namespace inet {
  namespace queueing {
  
  class INET_API PriorityScheduler : public PacketSchedulerBase, public IPacketCollection
  {
    protected:
      std::vector<IPacketCollection *> collections;
  
    protected:
      virtual void initialize(int stage) override;
      virtual int schedulePacket() override;
  
    public:
      virtual int getMaxNumPackets() const override { return -1; }
      virtual int getNumPackets() const override;
  
      virtual b getMaxTotalLength() const override { return b(-1); }
      virtual b getTotalLength() const override;
  
      virtual bool isEmpty() const override { return getNumPackets() == 0; }
      virtual Packet *getPacket(int index) const override;
      virtual void removePacket(Packet *packet) override;
  };
  
  } // namespace queueing
  } // namespace inet
  
  #endif // ifndef __INET_PRIORITYSCHEDULER_H
  
  