3 // Copyright (C) 2005 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
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 // As a special exception, you may use this file as part of a free software
22 // library without restriction. Specifically, if other files instantiate
23 // templates or use macros or inline functions from this file, or you compile
24 // this file and link it with other files to produce an executable, this
25 // file does not by itself cause the resulting executable to be covered by
26 // the GNU General Public License. This exception does not however
27 // invalidate any other reasons why the executable file might be covered by
28 // the GNU General Public License.
30 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
32 // Permission to use, copy, modify, sell, and distribute this software
33 // is hereby granted without fee, provided that the above copyright
34 // notice appears in all copies, and that both that copyright notice and
35 // this permission notice appear in supporting documentation. None of
36 // the above authors, nor IBM Haifa Research Laboratories, make any
37 // representation about the suitability of this software for any
38 // purpose. It is provided "as is" without express or implied warranty.
41 * @file node_iterators.hpp
42 * Contains an implementation class for bin_search_tree_.
50 typedef trivial_iterator_tag iterator_category;
52 typedef trivial_iterator_difference_type difference_type;
54 typedef const_iterator value_type;
56 typedef const_iterator* pointer;
58 typedef const_iterator* const_pointer;
60 typedef const_iterator& reference;
62 typedef const iterator& const_reference;
67 const_node_it_(const node_pointer p_nd = NULL)
69 : m_p_nd(const_cast<node_pointer>(p_nd))
75 return (const_iterator(m_p_nd));
81 return (const_node_it_(m_p_nd->m_p_left));
87 return (const_node_it_(m_p_nd->m_p_right));
91 operator==(const const_node_it_& r_other) const
93 return (m_p_nd == r_other.m_p_nd);
97 operator!=(const const_node_it_& r_other) const
99 return (m_p_nd != r_other.m_p_nd);
104 friend class PB_ASSOC_CLASS_C_DEC;
111 public const_node_it_
118 node_it_(const node_pointer p_nd = NULL)
120 : const_node_it_(const_cast<node_pointer>(p_nd))
126 return (iterator(const_node_it_::m_p_nd));
132 return (node_it_(const_node_it_::m_p_nd->m_p_left));
138 return (node_it_(const_node_it_::m_p_nd->m_p_right));
142 friend class PB_ASSOC_CLASS_C_DEC;