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// $Id$

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::create_key (ACE_Active_Map_Manager_Key &key)
{
  size_t index;
  int result = this->next_free (index);

  if (result == 0)
    {
      // Move from free list to occupied list
      this->move_from_free_list_to_occupied_list (index);

      // Reset the key.
      this->search_structure_[index].ext_id_.increment_generation_count ();
      this->search_structure_[index].ext_id_.index (index);

      // Copy the key for the user.
      key = this->search_structure_[index].ext_id_;
    }

  return result;
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::bind (const T &value)
{
  ACE_Active_Map_Manager_Key key;
  return this->bind (value, key);
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::bind (const T &value,
                                 ACE_Active_Map_Manager_Key &key)
{
  int result = this->create_key (key);

  if (result == 0)
    {
      // Store new value.
      this->search_structure_[key.index ()].int_id_ = value;

      // Update the current size.
      ++this->cur_size_;
    }

  return result;
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::find (const ACE_Active_Map_Manager_Key &key)
{
  size_t index = key.index ();
  size_t generation = key.generation ();
 
  if (index > this->total_size_ ||
      this->search_structure_[index].ext_id_.generation () != generation ||
      this->search_structure_[index].ext_id_.index () == this->free_list_id ())
    return -1;

  return 0;
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::find (const ACE_Active_Map_Manager_Key &key, 
                                 T &value)
{  
  int result = this->find (key);
  
  if (result == 0)
    {
      // Get current value for key.
      size_t index = key.index ();
      value = this->search_structure_[index].int_id_;
    }

  return result;
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::rebind (const ACE_Active_Map_Manager_Key &key,
                                   const T &value,
                                   T &old_value)
{
  int result = this->find (key);
  
  if (result == 0)
    {
      // Copy old value.
      old_value = this->search_structure_[key.index ()].int_id_;
      
      // Store new value.
      this->search_structure_[key.index ()].int_id_ = value;
    }

  return result;
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::rebind (const ACE_Active_Map_Manager_Key &key,
                                   const T &value)
{
  int result = this->find (key);
  
  if (result == 0)
    {
      // Store new value.
      this->search_structure_[key.index ()].int_id_ = value;
    }

  return result;
}

template <class T> ACE_INLINE void
ACE_Active_Map_Manager<T>::shared_unbind (const ACE_Active_Map_Manager_Key &key)
{
  size_t index = key.index ();      

  // Move from occupied list to free list
  this->move_from_occupied_list_to_free_list (index);

  // Reset the index.  This will tell us that this entry is free.
  this->search_structure_[index].ext_id_.index (this->free_list_id ());

  // Update the current size.
  --this->cur_size_;
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::unbind (const ACE_Active_Map_Manager_Key &key, 
                                   T &value)
{
  int result = this->find (key);
  
  if (result == 0)
    {
      // Copy old value.
      size_t index = key.index ();      
      value = this->search_structure_[index].int_id_;

      // Unbind.
      this->shared_unbind (key);
    }

  return result;
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::unbind (const ACE_Active_Map_Manager_Key &key)
{
  int result = this->find (key);
  
  if (result == 0)
    {
      // Unbind.
      this->shared_unbind (key);
    }

  return result;
}

template <class T> ACE_INLINE 
ACE_Active_Map_Manager<T>::ACE_Active_Map_Manager (ACE_Allocator *alloc)
  : ACE_AMM_BASE (alloc)
{
}

template <class T> ACE_INLINE 
ACE_Active_Map_Manager<T>::ACE_Active_Map_Manager (size_t size,
                                                   ACE_Allocator *alloc)
  : ACE_AMM_BASE (size, 
                  alloc)
{
}

template <class T> ACE_INLINE 
ACE_Active_Map_Manager<T>::~ACE_Active_Map_Manager (void)
{
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::open (size_t length,
                                 ACE_Allocator *alloc)
{
  return ACE_AMM_BASE::open (length, alloc);
}

template <class T> ACE_INLINE int 
ACE_Active_Map_Manager<T>::close (void)
{
  return ACE_AMM_BASE::close ();
}

template <class T> ACE_INLINE size_t 
ACE_Active_Map_Manager<T>::current_size (void)
{
  return ACE_AMM_BASE::current_size ();
}

template <class T> ACE_INLINE size_t 
ACE_Active_Map_Manager<T>::total_size (void)
{
  return ACE_AMM_BASE::total_size ();
}

template <class T> ACE_INLINE void 
ACE_Active_Map_Manager<T>::dump (void) const
{
  ACE_AMM_BASE::dump ();
}

template <class T> ACE_Map_Iterator<ACE_Active_Map_Manager_Key, T, ACE_Null_Mutex> 
ACE_Active_Map_Manager<T>::begin (void)
{
  return ACE_AMM_BASE::begin ();
}

template <class T> ACE_INLINE ACE_Map_Iterator<ACE_Active_Map_Manager_Key, T, ACE_Null_Mutex> 
ACE_Active_Map_Manager<T>::end (void)
{
  return ACE_AMM_BASE::end ();
}

template <class T> ACE_INLINE ACE_Map_Reverse_Iterator<ACE_Active_Map_Manager_Key, T, ACE_Null_Mutex> 
ACE_Active_Map_Manager<T>::rbegin (void)
{
  return ACE_AMM_BASE::rbegin ();
}

template <class T> ACE_INLINE ACE_Map_Reverse_Iterator<ACE_Active_Map_Manager_Key, T, ACE_Null_Mutex> 
ACE_Active_Map_Manager<T>::rend (void)
{
  return ACE_AMM_BASE::rend ();
}