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Diffstat (limited to 'libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/leaf.hpp')
| -rw-r--r-- | libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/leaf.hpp | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/leaf.hpp b/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/leaf.hpp new file mode 100644 index 00000000000..e2eae3d4e48 --- /dev/null +++ b/libstdc++-v3/include/ext/pb_ds/detail/pat_trie_/leaf.hpp @@ -0,0 +1,207 @@ +// -*- C++ -*- + +// Copyright (C) 2005, 2006 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 2, 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. + +// You should have received a copy of the GNU General Public License +// along with this library; see the file COPYING. If not, write to +// the Free Software Foundation, 59 Temple Place - Suite 330, Boston, +// MA 02111-1307, USA. + +// As a special exception, you may use this file as part of a free +// software library without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to +// produce an executable, this file does not by itself cause the +// resulting executable to be covered by the GNU General Public +// License. This exception does not however invalidate any other +// reasons why the executable file might be covered by the GNU General +// Public License. + +// 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 leaf.hpp + * Contains a pat_trie_leaf for a patricia tree. + */ + +#ifndef PB_DS_PAT_TRIE_LEAF_HPP +#define PB_DS_PAT_TRIE_LEAF_HPP + +namespace pb_ds +{ + namespace detail + { + +#define PB_DS_CLASS_T_DEC \ + template< \ + class Type_Traits, \ + class E_Access_Traits, \ + class Metadata, \ + class Allocator> + +#define PB_DS_CLASS_C_DEC \ + pat_trie_leaf< \ + Type_Traits, \ + E_Access_Traits, \ + Metadata, \ + Allocator> + +#define PB_DS_BASE_C_DEC \ + pat_trie_node_base< \ + Type_Traits, \ + E_Access_Traits, \ + Metadata, \ + Allocator> + +#define PB_DS_PAT_TRIE_SUBTREE_DEBUG_INFO_C_DEC \ + pat_trie_subtree_debug_info< \ + Type_Traits, \ + E_Access_Traits, \ + Allocator> + +#ifdef PB_DS_PAT_TRIE_DEBUG_ +#define PB_DS_DBG_ASSERT(X) assert(X) +#define PB_DS_DBG_VERIFY(X) assert(X) +#define PB_DS_DBG_ONLY(X) X +#else // #ifdef PB_DS_PAT_TRIE_DEBUG_ +#define PB_DS_DBG_ASSERT(X) +#define PB_DS_DBG_VERIFY(X) {if((X)==0);} +#define PB_DS_DBG_ONLY(X) ; +#endif // #ifdef PB_DS_PAT_TRIE_DEBUG_ + + template<typename Type_Traits, + class E_Access_Traits, + class Metadata, + class Allocator> + struct pat_trie_leaf : public PB_DS_BASE_C_DEC + { + private: + typedef typename Type_Traits::value_type value_type; + + typedef typename Type_Traits::const_reference const_reference; + + typedef typename Type_Traits::reference reference; + + typedef + typename Allocator::template rebind< + E_Access_Traits>::other::const_pointer + const_e_access_traits_pointer; + +#ifdef PB_DS_PAT_TRIE_DEBUG_ + typedef + typename PB_DS_BASE_C_DEC::subtree_debug_info + subtree_debug_info; +#endif // #ifdef PB_DS_PAT_TRIE_DEBUG_ + + typedef PB_DS_BASE_C_DEC base_type; + + public: + pat_trie_leaf(const_reference r_val); + + inline reference + value(); + + inline const_reference + value() const; + +#ifdef PB_DS_PAT_TRIE_DEBUG_ + virtual subtree_debug_info + assert_valid_imp(const_e_access_traits_pointer p_traits) const; +#endif // #ifdef PB_DS_PAT_TRIE_DEBUG_ + +#ifdef PB_DS_PAT_TRIE_DEBUG_ + virtual + ~pat_trie_leaf(); +#endif // #ifdef PB_DS_PAT_TRIE_DEBUG_ + + private: + pat_trie_leaf(const PB_DS_CLASS_C_DEC& other); + + private: + value_type m_value; + }; + + PB_DS_CLASS_T_DEC + PB_DS_CLASS_C_DEC:: + pat_trie_leaf(const_reference r_val) : + PB_DS_BASE_C_DEC(pat_trie_leaf_node_type), + m_value(r_val) + { } + + PB_DS_CLASS_T_DEC + inline typename PB_DS_CLASS_C_DEC::reference + PB_DS_CLASS_C_DEC:: + value() + { + return (m_value); + } + + PB_DS_CLASS_T_DEC + inline typename PB_DS_CLASS_C_DEC::const_reference + PB_DS_CLASS_C_DEC:: + value() const + { + return (m_value); + } + +#ifdef PB_DS_PAT_TRIE_DEBUG_ + PB_DS_CLASS_T_DEC + typename PB_DS_CLASS_C_DEC::subtree_debug_info + PB_DS_CLASS_C_DEC:: + assert_valid_imp(const_e_access_traits_pointer p_traits) const + { + PB_DS_DBG_ASSERT(base_type::m_type == pat_trie_leaf_node_type); + + subtree_debug_info ret; + + const_reference r_val = value(); + + return (std::make_pair( + p_traits->begin(p_traits->extract_key(r_val)), + p_traits->end(p_traits->extract_key(r_val)))); + } +#endif // #ifdef PB_DS_PAT_TRIE_DEBUG_ + +#ifdef PB_DS_PAT_TRIE_DEBUG_ + PB_DS_CLASS_T_DEC + PB_DS_CLASS_C_DEC:: + ~pat_trie_leaf() + { } +#endif // #ifdef PB_DS_PAT_TRIE_DEBUG_ + +#undef PB_DS_CLASS_T_DEC + +#undef PB_DS_CLASS_C_DEC + +#undef PB_DS_BASE_C_DEC + +#undef PB_DS_PAT_TRIE_SUBTREE_DEBUG_INFO_C_DEC + +#undef PB_DS_DBG_ASSERT +#undef PB_DS_DBG_VERIFY +#undef PB_DS_DBG_ONLY + + } // namespace detail +} // namespace pb_ds + +#endif // #ifndef PB_DS_PAT_TRIE_NODE_BASE_HPP |