DAGmodel_inl.h

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/***************************************************************************
 *   Copyright (C) 2005 by Pierre-Henri WUILLEMIN et Christophe GONZALES   *
 *   {prenom.nom}_at_lip6.fr                                               *
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 *   This program 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     *
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 *   This program is distributed in the hope that it will be useful,       *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
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 *   Free Software Foundation, Inc.,                                       *
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 ***************************************************************************/
#include <agrum/core/math/math.h>
#include <agrum/graphicalModels/DAGmodel.h>

namespace gum {

  INLINE
  const std::string& DAGmodel::property(const std::string& name) const {
    try {
      return __properties()[name];
    } catch (NotFound&) {
      std::string msg = "The following property does not exists: ";
      GUM_ERROR(NotFound, msg + name);
    }
  }

  INLINE
  const std::string&
     DAGmodel::propertyWithDefault(const std::string& name,
                                   const std::string& byDefault) const {
    try {
      return __properties()[name];
    } catch (NotFound&) { return byDefault; }
  }

  INLINE
  void DAGmodel::setProperty(const std::string& name, const std::string& value) {
    try {
      __properties()[name] = value;
    } catch (NotFound&) { __properties().insert(name, value); }
  }

  INLINE
  const DAG& DAGmodel::dag() const { return _dag; }

  INLINE
  HashTable< std::string, std::string >& DAGmodel::__properties() const {
    if (__propertiesMap == nullptr) {
      __propertiesMap = new HashTable< std::string, std::string >();
    }

    return *__propertiesMap;
  }

  INLINE
  double DAGmodel::log10DomainSize() const {
    double dSize = 0.0;

    for (const auto node : nodes()) {
      dSize += std::log10(variable(node).domainSize());
    }

    return dSize;
  }

  INLINE
  Instantiation DAGmodel::completeInstantiation() const {
    Instantiation I;

    for (const auto node : dag())
      I << variable(node);

    return I;
  }

  INLINE
  Size DAGmodel::size() const { return dag().size(); }

  INLINE
  bool DAGmodel::empty() const { return size() == 0; }

  INLINE
  Size DAGmodel::sizeArcs() const { return _dag.sizeArcs(); }

  INLINE const ArcSet& DAGmodel::arcs() const { return _dag.arcs(); }

  INLINE const NodeSet& DAGmodel::parents(const NodeId id) const {
    return _dag.parents(id);
  }


  INLINE const NodeSet& DAGmodel::children(const NodeId id) const {
    return _dag.children(id);
  }

  INLINE const NodeGraphPart& DAGmodel::nodes() const {
    return (NodeGraphPart&)_dag;
  }
} /* namespace gum */