3 // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the terms
7 // of the GNU General Public License as published by the Free Software
8 // Foundation; either version 3, or (at your option) any later
11 // This library is distributed in the hope that it will be useful, but
12 // WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
27 // Permission to use, copy, modify, sell, and distribute this software
28 // is hereby granted without fee, provided that the above copyright
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37 * @file order_statistics_imp.hpp
38 * Contains forward declarations for order_statistics_key
42 inline typename
PB_DS_CLASS_C_DEC::iterator
44 find_by_order(size_type order
)
46 node_iterator it
= node_begin();
48 node_iterator end_it
= node_end();
52 node_iterator l_it
= it
.get_l_child();
54 const size_type o
= (l_it
== end_it
)?
66 it
= it
.get_r_child();
70 return (PB_DS_BASE_C_DEC::end_iterator());
74 inline typename
PB_DS_CLASS_C_DEC::const_iterator
76 find_by_order(size_type order
) const
78 return (const_cast<PB_DS_CLASS_C_DEC
* >(this)->find_by_order(order
));
82 inline typename
PB_DS_CLASS_C_DEC::size_type
84 order_of_key(const_key_reference r_key
) const
86 const_node_iterator it
= node_begin();
88 const_node_iterator end_it
= node_end();
90 const cmp_fn
& r_cmp_fn
=
91 const_cast<PB_DS_CLASS_C_DEC
* >(this)->get_cmp_fn();
97 const_node_iterator l_it
= it
.get_l_child();
99 if (r_cmp_fn(r_key
, extract_key(*(*it
))))
101 else if (r_cmp_fn(extract_key(*(*it
)), r_key
))
104 ord
+= (l_it
== end_it
)?
106 1 + l_it
.get_metadata();
108 it
= it
.get_r_child();
112 ord
+= (l_it
== end_it
)?
126 operator()(node_iterator node_it
, const_node_iterator end_nd_it
) const
128 node_iterator l_child_it
= node_it
.get_l_child();
129 const size_type l_rank
=(l_child_it
== end_nd_it
)? 0 : l_child_it
.get_metadata();
131 node_iterator r_child_it
= node_it
.get_r_child();
132 const size_type r_rank
=(r_child_it
== end_nd_it
)? 0 : r_child_it
.get_metadata();
134 const_cast<metadata_reference
>(node_it
.get_metadata())=
140 ~tree_order_statistics_node_update()