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CTBsharedBuffer.icc

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/*----------------------------------------------------------------------------*/
/* C Tool Box: Designed and implemented by:                                   */
/*    Walter F.J. Mueller   Gesellschaft fuer Schwerionenforschung (GSI)      */
/*                          Planckstrasse 1, D-64291 Darmstadt, Germany       */
/*                  Email:  W.F.J.Mueller@gsi.de                              */
/*                  WWW:    http://www-kp3.gsi.de/www/kp3/people/mueller.html */
/*------------------------------------------+---------------------------------*/

//------------------------------------------+-----------------------------------

template <class T>
inline CTBsharedBuffer<T>::CTBsharedBuffer()
  : mp_data(0),
    mi_size(0),
    mp_refcount(0)
{}

//------------------------------------------+-----------------------------------

template <class T>
inline CTBsharedBuffer<T>::CTBsharedBuffer(CTBint i_size)
{
  CreateBuffer(i_size);
}

//------------------------------------------+-----------------------------------

template <class T>
inline CTBsharedBuffer<T>::CTBsharedBuffer(const CTBsharedBuffer<T>& rhs)
  : mp_data(rhs.mp_data),
    mi_size(rhs.mi_size),
    mp_refcount(rhs.mp_refcount)
{
  if (mp_refcount) mp_refcount->Increment();
}

//------------------------------------------+-----------------------------------

template <class T>
CTBsharedBuffer<T>::CTBsharedBuffer(CTBsharedBuffer<T>& rhs, bool)
  : mp_data(rhs.mp_data),
    mi_size(rhs.mi_size),
    mp_refcount(rhs.mp_refcount)
{
  rhs.mp_data      = 0;
  rhs.mi_size      = 0;
  rhs.mp_refcount  = 0;
}

//------------------------------------------+-----------------------------------

template <class T>
inline CTBsharedBuffer<T>::~CTBsharedBuffer()
{
  Release();
}

//------------------------------------------+-----------------------------------

template <class T>
inline T* CTBsharedBuffer<T>::Data() const
{
  return mp_data;
}
 
//------------------------------------------+-----------------------------------

template <class T>
inline CTBint CTBsharedBuffer<T>::Size() const
{
  return mi_size;
}

//------------------------------------------+-----------------------------------

template <class T>
inline bool CTBsharedBuffer<T>::IsNull() const
{
  return mp_data == 0;
}

//------------------------------------------+-----------------------------------

template <class T>
inline bool CTBsharedBuffer<T>::IsUnique() const
{
  return mp_refcount && mp_refcount->IsUnique();
}

//------------------------------------------+-----------------------------------

template <class T>
inline bool CTBsharedBuffer<T>::IsShared() const
{
  return mp_refcount && mp_refcount->IsShared();
}

//------------------------------------------+-----------------------------------

template <class T>
inline CTBsharedBuffer<T>& CTBsharedBuffer<T>::operator=(
    const CTBsharedBuffer<T>& rhs)
{
  SharedCopy(rhs);
  return *this;
}

//------------------------------------------+-----------------------------------

template <class T>
inline const T& CTBsharedBuffer<T>::operator[](CTBint i_ind) const
{
#ifndef CTB__IndexCheck
  return mp_data[i_ind];
#else
  return At(i_ind);
#endif
}

//------------------------------------------+-----------------------------------

template <class T>
inline T& CTBsharedBuffer<T>::operator[](CTBint i_ind)
{
#ifndef CTB__IndexCheck
  return mp_data[i_ind];
#else
  return At(i_ind);
#endif
}

//------------------------------------------+-----------------------------------

template <class T>
inline bool CTBsharedBuffer<T>::operator==(const CTBsharedBuffer<T>& rhs) const
{
  return mp_data == rhs.mp_data;
}

//------------------------------------------+-----------------------------------

template <class T>
inline bool CTBsharedBuffer<T>::operator! () const
{
  return mp_data == 0;
}

//------------------------------------------+-----------------------------------

template <class T>
inline CTBsharedBuffer<T>::operator bool() const
{
  return mp_data;
}

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