libstdc++
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00001 // -*- C++ -*- 00002 00003 // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the terms 00007 // of the GNU General Public License as published by the Free Software 00008 // Foundation; either version 3, or (at your option) any later 00009 // version. 00010 00011 // This library is distributed in the hope that it will be useful, but 00012 // WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 // General Public License for more details. 00015 00016 // Under Section 7 of GPL version 3, you are granted additional 00017 // permissions described in the GCC Runtime Library Exception, version 00018 // 3.1, as published by the Free Software Foundation. 00019 00020 // You should have received a copy of the GNU General Public License and 00021 // a copy of the GCC Runtime Library Exception along with this program; 00022 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 00023 // <http://www.gnu.org/licenses/>. 00024 00025 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 00026 00027 // Permission to use, copy, modify, sell, and distribute this software 00028 // is hereby granted without fee, provided that the above copyright 00029 // notice appears in all copies, and that both that copyright notice 00030 // and this permission notice appear in supporting documentation. None 00031 // of the above authors, nor IBM Haifa Research Laboratories, make any 00032 // representation about the suitability of this software for any 00033 // purpose. It is provided "as is" without express or implied 00034 // warranty. 00035 00036 /** 00037 * @file trie_policy/trie_string_access_traits_imp.hpp 00038 * Contains a policy for extracting character positions from 00039 * a string for a vector-based PATRICIA tree 00040 */ 00041 00042 PB_DS_CLASS_T_DEC 00043 detail::integral_constant<int, Reverse> PB_DS_CLASS_C_DEC::s_rev_ind; 00044 00045 PB_DS_CLASS_T_DEC 00046 inline typename PB_DS_CLASS_C_DEC::size_type 00047 PB_DS_CLASS_C_DEC:: 00048 e_pos(e_type e) 00049 { 00050 return (static_cast<size_type>(e - min_e_val)); 00051 } 00052 00053 PB_DS_CLASS_T_DEC 00054 inline typename PB_DS_CLASS_C_DEC::const_iterator 00055 PB_DS_CLASS_C_DEC:: 00056 begin(key_const_reference r_key) 00057 { 00058 return (begin_imp(r_key, s_rev_ind)); 00059 } 00060 00061 PB_DS_CLASS_T_DEC 00062 inline typename PB_DS_CLASS_C_DEC::const_iterator 00063 PB_DS_CLASS_C_DEC:: 00064 end(key_const_reference r_key) 00065 { 00066 return (end_imp(r_key, s_rev_ind)); 00067 } 00068 00069 PB_DS_CLASS_T_DEC 00070 inline typename PB_DS_CLASS_C_DEC::const_iterator 00071 PB_DS_CLASS_C_DEC:: 00072 begin_imp(key_const_reference r_key, detail::false_type) 00073 { 00074 return (r_key.begin()); 00075 } 00076 00077 PB_DS_CLASS_T_DEC 00078 inline typename PB_DS_CLASS_C_DEC::const_iterator 00079 PB_DS_CLASS_C_DEC:: 00080 begin_imp(key_const_reference r_key, detail::true_type) 00081 { 00082 return (r_key.rbegin()); 00083 } 00084 00085 PB_DS_CLASS_T_DEC 00086 inline typename PB_DS_CLASS_C_DEC::const_iterator 00087 PB_DS_CLASS_C_DEC:: 00088 end_imp(key_const_reference r_key, detail::false_type) 00089 { 00090 return (r_key.end()); 00091 } 00092 00093 PB_DS_CLASS_T_DEC 00094 inline typename PB_DS_CLASS_C_DEC::const_iterator 00095 PB_DS_CLASS_C_DEC:: 00096 end_imp(key_const_reference r_key, detail::true_type) 00097 { 00098 return (r_key.rend()); 00099 }