variableNodeMap.h

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 *       - Christophe GONZALES(_at_AMU)                                     *
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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
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#ifndef GUM_VARIABLE_NODE_MAP_H
#define GUM_VARIABLE_NODE_MAP_H
 
#include <iostream>
#include <string>
 
#include <agrum/agrum.h>
 
#include <agrum/base/core/bijection.h>
#include <agrum/base/graphs/graphElements.h>
#include <agrum/base/variables/discreteVariable.h>
 
namespace gum {

  class VariableNodeMap {
    public:


    VariableNodeMap();

    VariableNodeMap(const VariableNodeMap& source);

    ~VariableNodeMap();

    VariableNodeMap& operator=(const VariableNodeMap& source);

 
    // ===========================================================================
    // ===========================================================================


    const DiscreteVariable& get(NodeId id) const;


    NodeId get(const DiscreteVariable& var) const;

    bool exists(NodeId id) const;

    bool exists(const DiscreteVariable& var) const;


    NodeId insert(NodeId id, const DiscreteVariable& var);


    void erase(NodeId id);


    void erase(const DiscreteVariable& var);


    void changeName(NodeId id, const std::string& new_name);

    void clear();

    Size size() const;

    std::string toString() const;

    const std::string& name(NodeId id) const;

    const std::string& name(const DiscreteVariable& var) const;

 
    // ===========================================================================
    // ===========================================================================


    const DiscreteVariable& operator[](NodeId id) const;


    NodeId operator[](const DiscreteVariable& var) const;

 
    // ===========================================================================
    // ===========================================================================

    NodeId                  idFromName(const std::string& name) const;
    const DiscreteVariable& variableFromName(const std::string& name) const;

 
    private:
    void _copy_(const VariableNodeMap& source);

    Bijection< NodeId, const DiscreteVariable* > _nodes2vars_;

    Bijection< std::string, NodeId > _names2nodes_;
  };

 
  std::ostream& operator<<(std::ostream&, const VariableNodeMap&);
 
} /* namespace gum */
 
#ifndef GUM_NO_INLINE
#  include <agrum/base/graphicalModels/variableNodeMap_inl.h>
#endif /* GUM_NO_INLINE */
 
#endif /* GUM_VARIABLE_NODE_MAP_H*/