ITestPolicy.h

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 *       - Christophe GONZALES(_at_AMU)                                     *
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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
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#ifndef GUM_MULTI_DIM_FUNCTION_GRAPH_INTERFACE_TEST_POLICY_H
#define GUM_MULTI_DIM_FUNCTION_GRAPH_INTERFACE_TEST_POLICY_H
 
// ============================================================================
#include <agrum/base/core/smallobjectallocator/smallObjectAllocator.h>
// ============================================================================
#include <agrum/base/graphs/parts/nodeGraphPart.h>
 
// ============================================================================
 
namespace gum {

  template < typename GUM_SCALAR >
  class ITestPolicy {
    public:
    // ############################################################################
    // ############################################################################
 
    // ============================================================================
    // ============================================================================
    ITestPolicy() : _isModified_(false), _nbObs_(0) { GUM_CONSTRUCTOR(ITestPolicy); }
 
    // ============================================================================
    // ============================================================================
    virtual ~ITestPolicy() {
      GUM_DESTRUCTOR(ITestPolicy);
      ;
    }
 
    // ============================================================================
    // ============================================================================
    void* operator new(size_t s) { return SmallObjectAllocator::instance().allocate(s); }
 
    void operator delete(void* p) {
      SmallObjectAllocator::instance().deallocate(p, sizeof(ITestPolicy));
    }

 
 
    // ############################################################################
    // ############################################################################
 
    // ============================================================================
    // ============================================================================
    virtual void addObservation(Idx attr, GUM_SCALAR value) {
      _isModified_ = true;
      _nbObs_++;
    }
 
    // ============================================================================
    // ============================================================================
    Idx nbObservation() const { return _nbObs_; }

 
 
    // ############################################################################
    // ############################################################################
 
    // ============================================================================
    // ============================================================================
    virtual bool isTestRelevant() const = 0;
 
    // ============================================================================
    // ============================================================================
    virtual void computeScore() const { _isModified_ = false; }
 
    // ============================================================================
    // ============================================================================
    virtual double score() const = 0;
 
    // ============================================================================
    // ============================================================================
    virtual double secondaryscore() const = 0;

 
 
    // ############################################################################
    // ############################################################################
 
    // ============================================================================
    // ============================================================================
    void add(const ITestPolicy< GUM_SCALAR >& src) {
      _isModified_ = true;
      _nbObs_ += src.nbObservation();
    }

 
 
    // ############################################################################
    // ############################################################################
 
    // ============================================================================
    // ============================================================================
    std::string toString() const {
      std::stringstream ss;
      ss << "\t\t\tNb Obs : " << _nbObs_ << std::endl;
      return ss.str();
    }

 
    protected:
    bool isModified_() const { return _isModified_; }
 
    private:
    mutable bool _isModified_;

    Idx _nbObs_;
  };
 
}   // End of namespace gum
 
#endif /* GUM_MULTI_DIM_FUNCTION_GRAPH_INTERFACE_TEST_POLICY_H */