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// -*- C++ -*-

// Copyright (C) 2005-2015 Free Software Foundation, Inc.

//

// This file is part of the GNU ISO C++ Library.  This library is free

// software; you can redistribute it and/or modify it under the terms

// of the GNU General Public License as published by the Free Software

// Foundation; either version 3, or (at your option) any later

// version.

// This library is distributed in the hope that it will be useful, but

// WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

// General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional

// permissions described in the GCC Runtime Library Exception, version

// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and

// a copy of the GCC Runtime Library Exception along with this program;

// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

// .

// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.

// Permission to use, copy, modify, sell, and distribute this software

// is hereby granted without fee, provided that the above copyright

// notice appears in all copies, and that both that copyright notice

// and this permission notice appear in supporting documentation. None

// of the above authors, nor IBM Haifa Research Laboratories, make any

// representation about the suitability of this software for any

// purpose. It is provided "as is" without express or implied

// warranty.

/**

 * @file bin_search_tree_/traits.hpp

 * Contains an implementation for bin_search_tree_.

 */

#ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP

#define PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP

#include 

#include 

namespace __gnu_pbds

{

  namespace detail

  {

    /// Binary search tree traits, primary template

    /// @ingroup traits

    template

	     typename Mapped,

	     class Cmp_Fn,

	     template

		      class Node_Itr,

		      class _Cmp_Fn,

		      typename _Alloc>

	     class Node_Update,

	     class Node,

	     typename _Alloc>

    struct bin_search_tree_traits

    {

    private:

      typedef types_traits type_traits;

    public:

      typedef Node node;

      typedef

      bin_search_tree_const_it_<

	typename _Alloc::template rebind<

	node>::other::pointer,

	typename type_traits::value_type,

	typename type_traits::pointer,

	typename type_traits::const_pointer,

	typename type_traits::reference,

	typename type_traits::const_reference,

	true,

	_Alloc>

      point_const_iterator;

      typedef

      bin_search_tree_it_<

	typename _Alloc::template rebind<

	node>::other::pointer,

	typename type_traits::value_type,

	typename type_traits::pointer,

	typename type_traits::const_pointer,

	typename type_traits::reference,

	typename type_traits::const_reference,

	true,

	_Alloc>

      point_iterator;

      typedef

      bin_search_tree_const_it_<

	typename _Alloc::template rebind<

	node>::other::pointer,

	typename type_traits::value_type,

	typename type_traits::pointer,

	typename type_traits::const_pointer,

	typename type_traits::reference,

	typename type_traits::const_reference,

	false,

	_Alloc>

      const_reverse_iterator;

      typedef

      bin_search_tree_it_<

	typename _Alloc::template rebind<

	node>::other::pointer,

	typename type_traits::value_type,

	typename type_traits::pointer,

	typename type_traits::const_pointer,

	typename type_traits::reference,

	typename type_traits::const_reference,

	false,

	_Alloc>

      reverse_iterator;

      /// This is an iterator to an iterator: it iterates over nodes,

      /// and de-referencing it returns one of the tree's iterators.

      typedef

      bin_search_tree_const_node_it_<

	Node,

	point_const_iterator,

	point_iterator,

	_Alloc>

      node_const_iterator;

      typedef

      bin_search_tree_node_it_<

	Node,

	point_const_iterator,

	point_iterator,

	_Alloc>

      node_iterator;

      typedef

      Node_Update<

	node_const_iterator,

	node_iterator,

	Cmp_Fn,

	_Alloc>

      node_update;

      typedef

      __gnu_pbds::null_node_update<

	node_const_iterator,

	node_iterator,

	Cmp_Fn,

	_Alloc>*

      null_node_update_pointer;

    };

    /// Specialization.

    /// @ingroup traits

    template

	     class Cmp_Fn,

	     template

		      class Node_Itr,

		      class _Cmp_Fn,

		      typename _Alloc>

	     class Node_Update,

	     class Node,

	     typename _Alloc>

    struct

    bin_search_tree_traits

    {

    private:

      typedef types_traits type_traits;

    public:

      typedef Node node;

      typedef

      bin_search_tree_const_it_<

	typename _Alloc::template rebind<

	node>::other::pointer,

	typename type_traits::value_type,

	typename type_traits::pointer,

	typename type_traits::const_pointer,

	typename type_traits::reference,

	typename type_traits::const_reference,

	true,

	_Alloc>

      point_const_iterator;

      typedef point_const_iterator point_iterator;

      typedef

      bin_search_tree_const_it_<

	typename _Alloc::template rebind<

	node>::other::pointer,

	typename type_traits::value_type,

	typename type_traits::pointer,

	typename type_traits::const_pointer,

	typename type_traits::reference,

	typename type_traits::const_reference,

	false,

	_Alloc>

      const_reverse_iterator;

      typedef const_reverse_iterator reverse_iterator;

      /// This is an iterator to an iterator: it iterates over nodes,

      /// and de-referencing it returns one of the tree's iterators.

      typedef

      bin_search_tree_const_node_it_<

	Node,

	point_const_iterator,

	point_iterator,

	_Alloc>

      node_const_iterator;

      typedef node_const_iterator node_iterator;

      typedef

      Node_Update

      node_update;

      typedef

      __gnu_pbds::null_node_update<

	node_const_iterator,

	node_iterator,

	Cmp_Fn,

	_Alloc>*

      null_node_update_pointer;

    };

  } // namespace detail

} // namespace __gnu_pbds

#endif // #ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP