variableNodeMap.cpp

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 *       - Christophe GONZALES(_at_AMU)                                     *
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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
 
#  include <iostream>
#  include <sstream>
 
#  include <agrum/base/graphicalModels/variableNodeMap.h>
 
#  ifdef GUM_NO_INLINE
#    include <agrum/base/graphicalModels/variableNodeMap_inl.h>
#  endif /* GUM_NO_INLINE */
 
namespace gum {
 
  // Default constructor.
  VariableNodeMap::VariableNodeMap() { GUM_CONSTRUCTOR(VariableNodeMap); }
 
  // Copy constructor.
  VariableNodeMap::VariableNodeMap(const VariableNodeMap& source) {
    GUM_CONS_CPY(VariableNodeMap);
 
    _copy_(source);
  }
 
  // Move constructor.
  VariableNodeMap::VariableNodeMap(VariableNodeMap&& source) :
      _nodes2vars_(std::move(source._nodes2vars_)), _names2nodes_(std::move(source._names2nodes_)) {
    GUM_CONS_MOV(VariableNodeMap);
  }
 
  // Destructor
  VariableNodeMap::~VariableNodeMap() {
    GUM_DESTRUCTOR(VariableNodeMap);
 
    clear();
  }
 
  // Copy operator.
  VariableNodeMap& VariableNodeMap::operator=(const VariableNodeMap& source) {
    clear();
    _copy_(source);
    GUM_OP_CPY(VariableNodeMap);
 
    return *this;
  }
 
  // Move assignment operator.
  VariableNodeMap& VariableNodeMap::operator=(VariableNodeMap&& source) {
    if (this != &source) {
      clear();
      _nodes2vars_  = std::move(source._nodes2vars_);
      _names2nodes_ = std::move(source._names2nodes_);
      GUM_OP_MOV(VariableNodeMap);
    }
    return *this;
  }
 
  void VariableNodeMap::clear() {
    for (auto iter = _nodes2vars_.begin(); iter != _nodes2vars_.end(); ++iter)
      delete iter.second();
 
    _nodes2vars_.clear();
    _names2nodes_.clear();
  }

  std::string VariableNodeMap::toString() const {
    std::stringstream stream;
 
    stream << "list of associations:\n";
    stream << _nodes2vars_ << "\n\n";
    stream << "list of variable names:\n";
    stream << _names2nodes_ << '\n';
 
    return stream.str();
  }

  void VariableNodeMap::_copy_(const VariableNodeMap& source) {
    for (auto iter = source._nodes2vars_.begin(); iter != source._nodes2vars_.end(); ++iter)
      _nodes2vars_.insert(iter.first(), iter.second()->clone());
 
    // copy factory is used inside insert
 
    _names2nodes_ = source._names2nodes_;
  }

  std::ostream& operator<<(std::ostream& stream, const VariableNodeMap& v) {
    stream << v.toString();
    return stream;
  }
 
} /* namespace gum */
 
#endif /* DOXYGEN_SHOULD_SKIP_THIS */