#ifndef OBJECT_VECTOR_H

#define OBJECT_VECTOR_H

#include <vector>

#include "object.h"

#include "ptr.h"

#include "value.h"

namespace ns3 {

class ObjectVector

{

public:

  typedef std::vector<Ptr<Object> >::const_iterator Iterator;

  ObjectVector ();

  Iterator Begin (void) const;

  Iterator End (void) const;

  uint32_t GetN (void) const;

  Ptr<Object> Get (uint32_t i) const;

  ObjectVector (PValue value);

private:

  friend class ObjectVectorParamSpec;

  std::vector<Ptr<Object> > m_objects;

};

template <typename T, typename U>

Ptr<ParamSpec>

MakeObjectVectorParamSpec (U T::*memberVector);

template <typename T, typename U, typename INDEX>

Ptr<ParamSpec>

MakeObjectVectorParamSpec (Ptr<U> (T::*get) (INDEX) const,

			   INDEX (T::*getN) (void) const);

template <typename T, typename U, typename INDEX>

Ptr<ParamSpec>

MakeObjectVectorParamSpec (INDEX (T::*getN) (void) const,

			   Ptr<U> (T::*get) (INDEX) const);

} // namespace ns3

namespace ns3 {

class ObjectVectorValue : public Value

{

public:

  ObjectVectorValue ();

  ObjectVectorValue (const ObjectVector &vector);

  ObjectVector Get (void) const;

  virtual PValue Copy (void) const;

  virtual std::string SerializeToString (Ptr<const ParamSpec> spec) const;

  virtual bool DeserializeFromString (std::string value, Ptr<const ParamSpec> spec);

private:

  friend class ObjectVectorParamSpec;

  ObjectVector m_vector;

};

class ObjectVectorParamSpec : public ParamSpec

{

public:

  virtual bool Set (ObjectBase * object, PValue value) const;

  virtual bool Get (const ObjectBase * object, PValue value) const;

  virtual bool Check (PValue value) const;

  virtual PValue GetInitialValue (void) const;

private:

  virtual bool DoGetN (const ObjectBase *object, uint32_t *n) const = 0;

  virtual Ptr<Object> DoGet (const ObjectBase *object, uint32_t i) const = 0;

};

template <typename T, typename U>

Ptr<ParamSpec>

MakeObjectVectorParamSpec (U T::*memberVector)

{

  struct MemberStdContainer : public ObjectVectorParamSpec

  {

    virtual bool DoGetN (const ObjectBase *object, uint32_t *n) const {

      const T *obj = dynamic_cast<const T *> (object);

      if (obj == 0)

	{

	  return false;

	}

      *n = (obj->*m_memberVector).size ();

      return true;

    }

    virtual Ptr<Object> DoGet (const ObjectBase *object, uint32_t i) const {

      const T *obj = static_cast<const T *> (object);

      return (obj->*m_memberVector)[i];

    }

    U T::*m_memberVector;

  } *spec = new MemberStdContainer ();

  spec->m_memberVector = memberVector;

  return Ptr<ParamSpec> (spec, false);

}

template <typename T, typename U, typename INDEX>

Ptr<ParamSpec>

MakeObjectVectorParamSpec (Ptr<U> (T::*get) (INDEX) const,

			   INDEX (T::*getN) (void) const)

{

  struct MemberGetters : public ObjectVectorParamSpec

  {

    virtual bool DoGetN (const ObjectBase *object, uint32_t *n) const {

      const T *obj = dynamic_cast<const T *> (object);

      if (obj == 0)

	{

	  return false;

	}

      *n = (obj->*m_getN) ();

      return true;

    }

    virtual Ptr<Object> DoGet (const ObjectBase *object, uint32_t i) const {

      const T *obj = static_cast<const T *> (object);

      return (obj->*m_get) (i);

    }

    Ptr<U> (T::*m_get) (INDEX) const;

    INDEX (T::*m_getN) (void) const;

  } *spec = new MemberGetters ();

  spec->m_get = get;

  spec->m_getN = getN;

  return Ptr<ParamSpec> (spec, false);

}

template <typename T, typename U, typename INDEX>

Ptr<ParamSpec>

MakeObjectVectorParamSpec (INDEX (T::*getN) (void) const,

			   Ptr<U> (T::*get) (INDEX) const)

{

  return MakeObjectVectorParamSpec (get, getN);

}

} // namespace ns3

#endif /* OBJECT_VECTOR_H */