--- /dev/null
+// -*- 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 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
+
+#include <debug/debug.h>
+
+namespace __gnu_pbds
+{
+ 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>
+
+ 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 _GLIBCXX_DEBUG
+ typedef
+ typename PB_DS_BASE_C_DEC::subtree_debug_info
+ subtree_debug_info;
+#endif
+
+ 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 _GLIBCXX_DEBUG
+ virtual subtree_debug_info
+ assert_valid_imp(const_e_access_traits_pointer p_traits) const;
+
+ virtual
+ ~pat_trie_leaf();
+#endif
+
+ private:
+ pat_trie_leaf(const PB_DS_CLASS_C_DEC& other);
+
+ 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 _GLIBCXX_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
+ {
+ _GLIBCXX_DEBUG_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)));
+ }
+
+ PB_DS_CLASS_T_DEC
+ PB_DS_CLASS_C_DEC::
+ ~pat_trie_leaf() { }
+#endif
+
+#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
+
+ } // namespace detail
+} // namespace __gnu_pbds
+
+#endif
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