// -*- C++ -*-
|
// -*- C++ -*-
|
|
|
// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
|
// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
|
//
|
//
|
// This file is part of the GNU ISO C++ Library. This library is free
|
// 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
|
// software; you can redistribute it and/or modify it under the terms
|
// of the GNU General Public License as published by the Free Software
|
// of the GNU General Public License as published by the Free Software
|
// Foundation; either version 3, or (at your option) any later
|
// Foundation; either version 3, or (at your option) any later
|
// version.
|
// version.
|
|
|
// This library is distributed in the hope that it will be useful, but
|
// This library is distributed in the hope that it will be useful, but
|
// WITHOUT ANY WARRANTY; without even the implied warranty of
|
// WITHOUT ANY WARRANTY; without even the implied warranty of
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
// General Public License for more details.
|
// General Public License for more details.
|
|
|
// Under Section 7 of GPL version 3, you are granted additional
|
// Under Section 7 of GPL version 3, you are granted additional
|
// permissions described in the GCC Runtime Library Exception, version
|
// permissions described in the GCC Runtime Library Exception, version
|
// 3.1, as published by the Free Software Foundation.
|
// 3.1, as published by the Free Software Foundation.
|
|
|
// You should have received a copy of the GNU General Public License and
|
// 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;
|
// a copy of the GCC Runtime Library Exception along with this program;
|
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
// <http://www.gnu.org/licenses/>.
|
// <http://www.gnu.org/licenses/>.
|
|
|
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
|
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
|
|
|
// Permission to use, copy, modify, sell, and distribute this software
|
// Permission to use, copy, modify, sell, and distribute this software
|
// is hereby granted without fee, provided that the above copyright
|
// is hereby granted without fee, provided that the above copyright
|
// notice appears in all copies, and that both that copyright notice
|
// notice appears in all copies, and that both that copyright notice
|
// and this permission notice appear in supporting documentation. None
|
// and this permission notice appear in supporting documentation. None
|
// of the above authors, nor IBM Haifa Research Laboratories, make any
|
// of the above authors, nor IBM Haifa Research Laboratories, make any
|
// representation about the suitability of this software for any
|
// representation about the suitability of this software for any
|
// purpose. It is provided "as is" without express or implied
|
// purpose. It is provided "as is" without express or implied
|
// warranty.
|
// warranty.
|
|
|
/**
|
/**
|
* @file node_metadata_selector.hpp
|
* @file node_metadata_selector.hpp
|
* Contains an implementation class for trees.
|
* Contains an implementation class for trees.
|
*/
|
*/
|
|
|
#ifndef PB_DS_TREE_NODE_METADATA_SELECTOR_HPP
|
#ifndef PB_DS_TREE_NODE_METADATA_SELECTOR_HPP
|
#define PB_DS_TREE_NODE_METADATA_SELECTOR_HPP
|
#define PB_DS_TREE_NODE_METADATA_SELECTOR_HPP
|
|
|
#include <ext/pb_ds/detail/basic_tree_policy/null_node_metadata.hpp>
|
#include <ext/pb_ds/detail/basic_tree_policy/null_node_metadata.hpp>
|
#include <ext/pb_ds/detail/types_traits.hpp>
|
#include <ext/pb_ds/detail/types_traits.hpp>
|
|
|
namespace __gnu_pbds
|
namespace __gnu_pbds
|
{
|
{
|
namespace detail
|
namespace detail
|
{
|
{
|
|
|
template<typename Node_Update, bool Null>
|
template<typename Node_Update, bool Null>
|
struct tree_metadata_helper
|
struct tree_metadata_helper
|
{
|
{
|
typedef typename Node_Update::metadata_type type;
|
typedef typename Node_Update::metadata_type type;
|
};
|
};
|
|
|
template<typename Node_Update>
|
template<typename Node_Update>
|
struct tree_metadata_helper<
|
struct tree_metadata_helper<
|
Node_Update,
|
Node_Update,
|
true>
|
true>
|
{
|
{
|
typedef null_node_metadata type;
|
typedef null_node_metadata type;
|
};
|
};
|
|
|
template<typename Key,
|
template<typename Key,
|
typename Data,
|
typename Data,
|
class Cmp_Fn,
|
class Cmp_Fn,
|
template<typename Const_Node_Iterator,
|
template<typename Const_Node_Iterator,
|
class Const_Iterator,
|
class Const_Iterator,
|
class Cmp_Fn_,
|
class Cmp_Fn_,
|
class Allocator_>
|
class Allocator_>
|
class Node_Update,
|
class Node_Update,
|
class Allocator>
|
class Allocator>
|
struct tree_node_metadata_selector
|
struct tree_node_metadata_selector
|
{
|
{
|
private:
|
private:
|
typedef
|
typedef
|
dumconst_node_iterator<
|
dumconst_node_iterator<
|
Key,
|
Key,
|
Data,
|
Data,
|
Allocator>
|
Allocator>
|
dumconst_node_it;
|
dumconst_node_it;
|
|
|
enum
|
enum
|
{
|
{
|
null_update =
|
null_update =
|
is_same<
|
is_same<
|
Node_Update<
|
Node_Update<
|
dumconst_node_it,
|
dumconst_node_it,
|
dumconst_node_it,
|
dumconst_node_it,
|
Cmp_Fn,
|
Cmp_Fn,
|
Allocator>,
|
Allocator>,
|
null_tree_node_update<
|
null_tree_node_update<
|
dumconst_node_it,
|
dumconst_node_it,
|
dumconst_node_it,
|
dumconst_node_it,
|
Cmp_Fn,
|
Cmp_Fn,
|
Allocator> >::value
|
Allocator> >::value
|
};
|
};
|
|
|
public:
|
public:
|
typedef
|
typedef
|
typename tree_metadata_helper<
|
typename tree_metadata_helper<
|
Node_Update<
|
Node_Update<
|
dumconst_node_it,
|
dumconst_node_it,
|
dumconst_node_it,
|
dumconst_node_it,
|
Cmp_Fn,
|
Cmp_Fn,
|
Allocator>,
|
Allocator>,
|
null_update>::type
|
null_update>::type
|
type;
|
type;
|
};
|
};
|
|
|
} // namespace detail
|
} // namespace detail
|
} // namespace __gnu_pbds
|
} // namespace __gnu_pbds
|
|
|
#endif // #ifndef PB_DS_TREE_NODE_METADATA_SELECTOR_HPP
|
#endif // #ifndef PB_DS_TREE_NODE_METADATA_SELECTOR_HPP
|
|
|