libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/traits.hpp

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2005, 2006, 2009, 2011 Free Software Foundation, Inc.
   4 //
   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
   9 // version.
  10
  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.
  15
  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.
  19
  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/>.
  24
  25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  26
  27 // Permission to use, copy, modify, sell, and distribute this software
  28 // is hereby granted without fee, provided that the above copyright
  29 // notice appears in all copies, and that both that copyright notice
  30 // and this permission notice appear in supporting documentation. None
  31 // of the above authors, nor IBM Haifa Research Laboratories, make any
  32 // representation about the suitability of this software for any
  33 // purpose. It is provided "as is" without express or implied
  34 // warranty.
  35
  36 /**
  37  * @file pat_trie_/traits.hpp
  38  * Contains an implementation class for pat_trie_.
  39  */
  40
  41 #ifndef PB_DS_PAT_TRIE_NODE_AND_IT_TRAITS_HPP
  42 #define PB_DS_PAT_TRIE_NODE_AND_IT_TRAITS_HPP
  43
  44 #include <ext/pb_ds/detail/pat_trie_/pat_trie_base.hpp>
  45 #include <ext/pb_ds/detail/pat_trie_/synth_access_traits.hpp>
  46
  47 namespace __gnu_pbds
  48 {
  49   namespace detail
  50   {
  51     /// Specialization.
  52     template<typename Key,
  53              typename Mapped,
  54              typename _ATraits,
  55              template<typename Node_CItr,
  56                       typename Node_Itr,
  57                       typename Cmp_Fn_,
  58                       typename _Alloc_>
  59              class Node_Update,
  60              typename _Alloc>
  61     struct trie_traits<Key, Mapped, _ATraits, Node_Update, pat_trie_tag, _Alloc>
  62     {
  63     private:
  64       typedef pat_trie_base                                     base_type;
  65       typedef types_traits<Key, Mapped, _Alloc, false>          type_traits;
  66
  67     public:
  68       typedef typename trie_node_metadata_dispatch<Key, Mapped, _ATraits, Node_Update, _Alloc>::type metadata_type;
  69       typedef base_type::_Metadata<metadata_type, _Alloc>       metadata;
  70       typedef _ATraits                                          access_traits;
  71
  72       typedef __gnu_pbds::detail::synth_access_traits<type_traits, false, access_traits>   synth_access_traits;
  73
  74       typedef base_type::_Node_base<synth_access_traits, metadata>      node;
  75       typedef base_type::_Head<synth_access_traits, metadata>           head;
  76       typedef base_type::_Leaf<synth_access_traits, metadata>           leaf;
  77       typedef base_type::_Inode<synth_access_traits, metadata>          inode;
  78
  79       typedef base_type::_Iter<node, leaf, head, inode, true>           iterator;
  80       typedef base_type::_CIter<node, leaf, head, inode, true>          const_iterator;
  81       typedef base_type::_Iter<node, leaf, head, inode, false>          reverse_iterator;
  82       typedef base_type::_CIter<node, leaf, head, inode, false>         const_reverse_iterator;
  83
  84
  85       typedef base_type::_Node_citer<node, leaf, head, inode, const_iterator, iterator, _Alloc> node_const_iterator;
  86
  87       typedef base_type::_Node_iter<node, leaf, head, inode, const_iterator, iterator, _Alloc> node_iterator;
  88
  89       typedef Node_Update<node_const_iterator, node_iterator, _ATraits, _Alloc>                 node_update;
  90
  91       typedef null_node_update<node_const_iterator, node_iterator, _ATraits, _Alloc>*           null_node_update_pointer;
  92     };
  93
  94     /// Specialization.
  95     template<typename Key,
  96              typename _ATraits,
  97              template<typename Node_CItr,
  98                       typename Node_Itr,
  99                       typename Cmp_Fn_,
 100                       typename _Alloc_>
 101              class Node_Update,
 102              typename _Alloc>
 103     struct trie_traits<Key, null_type, _ATraits, Node_Update, pat_trie_tag, _Alloc>
 104     {
 105     private:
 106       typedef pat_trie_base                                     base_type;
 107       typedef types_traits<Key, null_type, _Alloc, false>       type_traits;
 108
 109     public:
 110       typedef typename trie_node_metadata_dispatch<Key, null_type, _ATraits, Node_Update, _Alloc>::type metadata_type;
 111       typedef base_type::_Metadata<metadata_type, _Alloc>                               metadata;
 112       typedef _ATraits                                                                  access_traits;
 113       typedef __gnu_pbds::detail::synth_access_traits<type_traits, true, access_traits> synth_access_traits;
 114
 115       typedef base_type::_Node_base<synth_access_traits, metadata>      node;
 116       typedef base_type::_Head<synth_access_traits, metadata>           head;
 117       typedef base_type::_Leaf<synth_access_traits, metadata>           leaf;
 118       typedef base_type::_Inode<synth_access_traits, metadata>          inode;
 119
 120       typedef base_type::_CIter<node, leaf, head, inode, true>          const_iterator;
 121       typedef const_iterator                                            iterator;
 122       typedef base_type::_CIter<node, leaf, head, inode, false>         const_reverse_iterator;
 123       typedef const_reverse_iterator                                    reverse_iterator;
 124
 125
 126       typedef base_type::_Node_citer<node, leaf, head, inode, const_iterator, iterator, _Alloc> node_const_iterator;
 127
 128       typedef node_const_iterator                                                               node_iterator;
 129
 130       typedef Node_Update<node_const_iterator, node_iterator, _ATraits, _Alloc>                 node_update;
 131
 132       typedef null_node_update<node_const_iterator, node_const_iterator, _ATraits, _Alloc>*     null_node_update_pointer;
 133     };
 134
 135   } // namespace detail
 136 } // namespace __gnu_pbds
 137
 138 #endif // #ifndef PB_DS_PAT_TRIE_NODE_AND_IT_TRAITS_HPP