#include "double.h"

#include "object.h"

#include <sstream>

namespace ns3 {

Double::Double ()

{}

Double::Double (double value)

  : m_value (value)

{}

void 

Double::Set (double value)

{

  m_value = value;

}

double 

Double::Get (void) const

{

  return m_value;

}

Double::operator double () const

{

  return m_value;

}

std::ostream & operator << (std::ostream &os, const Double &value)

{

  os << value.Get ();

  return os;

}

std::istream & operator >> (std::istream &is, Double &value)

{

  double v;

  is >> v;

  value.Set (v);

  return is;

}

ATTRIBUTE_VALUE_IMPLEMENT (Double);

  ATTRIBUTE_CONVERTER_IMPLEMENT (Double);

Ptr<const AttributeChecker> MakeDoubleChecker (double min, double max)

{

  struct Checker : public AttributeChecker

  {

    Checker (double minValue, double maxValue)

      : m_minValue (minValue),

      m_maxValue (maxValue) {}

    virtual bool Check (Attribute value) const {

      const DoubleValue *v = value.DynCast<const DoubleValue *> ();

      if (v == 0)

	{

	  return false;

	}

      return v->Get () >= m_minValue && v->Get () <= m_maxValue;

    }

    double m_minValue;

    double m_maxValue;

  } *checker = new Checker (min, max);

  return Ptr<const AttributeChecker> (checker, false);

}

} // namespace ns3