AlpsKnowledge.h

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/*===========================================================================*
 * This file is part of the Abstract Library for Parallel Search (ALPS).     *
 *                                                                           *
 * ALPS is distributed under the Eclipse Public License as part of the       *
 * COIN-OR repository (http://www.coin-or.org).                              *
 *                                                                           *
 * Authors:                                                                  *
 *                                                                           *
 *          Yan Xu, Lehigh University                                        *
 *          Aykut Bulut, Lehigh University                                   *
 *          Ted Ralphs, Lehigh University                                    *
 *                                                                           *
 * Conceptual Design:                                                        *
 *                                                                           *
 *          Yan Xu, Lehigh University                                        *
 *          Ted Ralphs, Lehigh University                                    *
 *          Laszlo Ladanyi, IBM T.J. Watson Research Center                  *
 *          Matthew Saltzman, Clemson University                             *
 *                                                                           *
 *                                                                           *
 * Copyright (C) 2001-2023, Lehigh University, Yan Xu, Aykut Bulut, and      *
 *                          Ted Ralphs.                                      *
 * All Rights Reserved.                                                      *
 *===========================================================================*/
 
 
#ifndef AlpsKnowledge_h_
#define AlpsKnowledge_h_
 
#include <map>
#include <memory>
#include <typeinfo>
 
#include "Alps.h"
#include "AlpsEncoded.h"
 
class AlpsKnowledgeBroker;
 
struct AlpsStrLess {
  inline bool operator()(const char* s1, const char* s2) const {
    return strcmp(s1, s2) < 0;
  }
};
 
 
class AlpsKnowledge {
  AlpsKnowledgeType type_;
public:
  AlpsKnowledgeBroker * broker_;
 
public:
 
  AlpsKnowledge(): type_(AlpsKnowledgeTypeUndefined), broker_(0) {}
  AlpsKnowledge(AlpsKnowledgeType type): type_(type), broker_(0) {}
  AlpsKnowledge(AlpsKnowledgeType type, AlpsKnowledgeBroker * broker);
  virtual ~AlpsKnowledge() {}
 
 
  AlpsKnowledgeType getType() const { return type_; }
  void setType(AlpsKnowledgeType t) { type_ = t; }
  AlpsKnowledgeBroker * broker() { return broker_; }
  AlpsKnowledgeBroker const * broker() const { return broker_; }
  void setBroker(AlpsKnowledgeBroker * broker) { broker_=broker; }
 
 
  AlpsEncoded * encode() const;
  virtual AlpsReturnStatus encode(AlpsEncoded * encoded) const;
  virtual AlpsKnowledge * decode(AlpsEncoded & encoded) const = 0;
  virtual AlpsReturnStatus decodeToSelf(AlpsEncoded & encoded);
 
private:
  AlpsKnowledge(AlpsKnowledge const &);
  AlpsKnowledge & operator=(AlpsKnowledge const &);
 
};
 
#endif