diff options
Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/trie_policy/prefix_search_node_update_imp.hpp')
-rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/trie_policy/prefix_search_node_update_imp.hpp | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/trie_policy/prefix_search_node_update_imp.hpp b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/trie_policy/prefix_search_node_update_imp.hpp deleted file mode 100644 index cdd898929..000000000 --- a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/trie_policy/prefix_search_node_update_imp.hpp +++ /dev/null @@ -1,151 +0,0 @@ -// -*- C++ -*- - -// Copyright (C) 2005, 2006, 2009 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 -// <http://www.gnu.org/licenses/>. - -// 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 prefix_search_node_update_imp.hpp - * Contains an implementation of prefix_search_node_update. - */ - -PB_DS_CLASS_T_DEC -std::pair< - typename PB_DS_CLASS_C_DEC::const_iterator, - typename PB_DS_CLASS_C_DEC::const_iterator> -PB_DS_CLASS_C_DEC:: -prefix_range(const_key_reference r_key) const -{ - const e_access_traits& r_traits = get_e_access_traits(); - - return (prefix_range( - r_traits.begin(r_key), - r_traits.end(r_key))); -} - -PB_DS_CLASS_T_DEC -std::pair< - typename PB_DS_CLASS_C_DEC::iterator, - typename PB_DS_CLASS_C_DEC::iterator> -PB_DS_CLASS_C_DEC:: -prefix_range(const_key_reference r_key) -{ - return (prefix_range( - get_e_access_traits().begin(r_key), - get_e_access_traits().end(r_key))); -} - -PB_DS_CLASS_T_DEC -std::pair< - typename PB_DS_CLASS_C_DEC::const_iterator, - typename PB_DS_CLASS_C_DEC::const_iterator> -PB_DS_CLASS_C_DEC:: -prefix_range(typename e_access_traits::const_iterator b, typename e_access_traits::const_iterator e) const -{ - const std::pair<iterator, iterator> non_const_ret = - const_cast<PB_DS_CLASS_C_DEC* >(this)->prefix_range(b, e); - - return (std::make_pair( - const_iterator(non_const_ret.first), - const_iterator(non_const_ret.second))); -} - -PB_DS_CLASS_T_DEC -std::pair< - typename PB_DS_CLASS_C_DEC::iterator, - typename PB_DS_CLASS_C_DEC::iterator> -PB_DS_CLASS_C_DEC:: -prefix_range(typename e_access_traits::const_iterator b, typename e_access_traits::const_iterator e) -{ - Node_Iterator nd_it = node_begin(); - Node_Iterator end_nd_it = node_end(); - - const e_access_traits& r_traits = - get_e_access_traits(); - - const size_type given_range_length = std::distance(b, e); - - while (true) - { - if (nd_it == end_nd_it) - return (std::make_pair(end(), end())); - - const size_type common_range_length = - PB_DS_BASE_C_DEC::common_prefix_len(nd_it, b, e, r_traits); - - if (common_range_length >= given_range_length) - { - iterator ret_b = leftmost_it(nd_it); - - iterator ret_e = rightmost_it(nd_it); - - return (std::make_pair(ret_b, ++ret_e)); - } - - nd_it = next_child(nd_it, b, e, end_nd_it, r_traits); - } -} - -PB_DS_CLASS_T_DEC -typename PB_DS_CLASS_C_DEC::node_iterator -PB_DS_CLASS_C_DEC:: -next_child(node_iterator nd_it, typename e_access_traits::const_iterator b, typename e_access_traits::const_iterator e, node_iterator end_nd_it, const e_access_traits& r_traits) -{ - const size_type num_children = nd_it.num_children(); - - node_iterator ret = end_nd_it; - - size_type max_length = 0; - - for (size_type i = 0; i < num_children; ++i) - { - node_iterator pot = nd_it.get_child(i); - - const size_type common_range_length = - PB_DS_BASE_C_DEC::common_prefix_len( pot, b, e, r_traits); - - if (common_range_length > max_length) - { - ret = pot; - - max_length = common_range_length; - } - } - - return (ret); -} - -PB_DS_CLASS_T_DEC -inline void -PB_DS_CLASS_C_DEC:: -operator()(node_iterator /*nd_it*/, const_node_iterator /*end_nd_it*/) const -{ } |