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// -*- C++ -*-

// Copyright (C) 2005-2013 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

// .

// 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 list_update_map_/lu_map_.hpp

 * Contains a list update map.

 */

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#ifdef _GLIBCXX_DEBUG

#include 

#endif

#ifdef PB_DS_LU_MAP_TRACE_

#include 

#endif

#include 

namespace __gnu_pbds

{

  namespace detail

  {

#ifdef PB_DS_DATA_TRUE_INDICATOR

#define PB_DS_LU_NAME lu_map

#endif

#ifdef PB_DS_DATA_FALSE_INDICATOR

#define PB_DS_LU_NAME lu_set

#endif

#define PB_DS_CLASS_T_DEC \

    template

	     typename _Alloc, typename Update_Policy>

#define PB_DS_CLASS_C_DEC \

    PB_DS_LU_NAME

#define PB_DS_LU_TRAITS_BASE \

    types_traits

#ifdef _GLIBCXX_DEBUG

#define PB_DS_DEBUG_MAP_BASE_C_DEC \

    debug_map_base

	      typename _Alloc::template rebind::other::const_reference>

#endif

    /// list-based (with updates) associative container.

    /// Skip to the lu, my darling.

    template

	     typename Mapped,

	     typename Eq_Fn,

	     typename _Alloc,

	     typename Update_Policy>

    class PB_DS_LU_NAME :

#ifdef _GLIBCXX_DEBUG

      protected PB_DS_DEBUG_MAP_BASE_C_DEC,

#endif

      public PB_DS_LU_TRAITS_BASE

    {

    private:

      typedef PB_DS_LU_TRAITS_BASE 	       	traits_base;

      struct entry

     : public lu_map_entry_metadata_base

      {

	typename traits_base::value_type m_value;

	typename _Alloc::template rebind::other::pointer m_p_next;

      };

      typedef typename _Alloc::template rebind::other entry_allocator;

      typedef typename entry_allocator::pointer entry_pointer;

      typedef typename entry_allocator::const_pointer const_entry_pointer;

      typedef typename entry_allocator::reference entry_reference;

      typedef typename entry_allocator::const_reference const_entry_reference;

      typedef typename _Alloc::template rebind::other entry_pointer_allocator;

      typedef typename entry_pointer_allocator::pointer entry_pointer_array;

      typedef typename traits_base::value_type value_type_;

      typedef typename traits_base::pointer pointer_;

      typedef typename traits_base::const_pointer const_pointer_;

      typedef typename traits_base::reference reference_;

      typedef typename traits_base::const_reference const_reference_;

#define PB_DS_GEN_POS entry_pointer

#include 

#include 

#include 

#include 

#undef PB_DS_GEN_POS

#ifdef _GLIBCXX_DEBUG

      typedef PB_DS_DEBUG_MAP_BASE_C_DEC debug_base;

#endif

      typedef cond_dealtor cond_dealtor_t;

    public:

      typedef _Alloc allocator_type;

      typedef typename _Alloc::size_type size_type;

      typedef typename _Alloc::difference_type difference_type;

      typedef Eq_Fn eq_fn;

      typedef Update_Policy update_policy;

      typedef typename Update_Policy::metadata_type update_metadata;

      typedef typename traits_base::key_type key_type;

      typedef typename traits_base::key_pointer key_pointer;

      typedef typename traits_base::key_const_pointer key_const_pointer;

      typedef typename traits_base::key_reference key_reference;

      typedef typename traits_base::key_const_reference key_const_reference;

      typedef typename traits_base::mapped_type mapped_type;

      typedef typename traits_base::mapped_pointer mapped_pointer;

      typedef typename traits_base::mapped_const_pointer mapped_const_pointer;

      typedef typename traits_base::mapped_reference mapped_reference;

      typedef typename traits_base::mapped_const_reference mapped_const_reference;

      typedef typename traits_base::value_type value_type;

      typedef typename traits_base::pointer pointer;

      typedef typename traits_base::const_pointer const_pointer;

      typedef typename traits_base::reference reference;

      typedef typename traits_base::const_reference const_reference;

#ifdef PB_DS_DATA_TRUE_INDICATOR

      typedef point_iterator_ 			point_iterator;

#endif

#ifdef PB_DS_DATA_FALSE_INDICATOR

      typedef point_const_iterator_ 		point_iterator;

#endif

      typedef point_const_iterator_ 		point_const_iterator;

#ifdef PB_DS_DATA_TRUE_INDICATOR

      typedef iterator_ 			iterator;

#endif

#ifdef PB_DS_DATA_FALSE_INDICATOR

      typedef const_iterator_ 			iterator;

#endif

      typedef const_iterator_ 			const_iterator;

    public:

      PB_DS_LU_NAME();

      PB_DS_LU_NAME(const PB_DS_CLASS_C_DEC&);

      virtual

      ~PB_DS_LU_NAME();

      template

      PB_DS_LU_NAME(It, It);

      void

      swap(PB_DS_CLASS_C_DEC&);

      inline size_type

      size() const;

      inline size_type

      max_size() const;

      inline bool

      empty() const;

      inline mapped_reference

      operator[](key_const_reference r_key)

      {

#ifdef PB_DS_DATA_TRUE_INDICATOR

	_GLIBCXX_DEBUG_ONLY(assert_valid(__FILE__, __LINE__);)

	return insert(std::make_pair(r_key, mapped_type())).first->second;

#else

	insert(r_key);

	return traits_base::s_null_type;

#endif

      }

      inline std::pair

      insert(const_reference);

      inline point_iterator

      find(key_const_reference r_key)

      {

	_GLIBCXX_DEBUG_ONLY(assert_valid(__FILE__, __LINE__);)

	entry_pointer p_e = find_imp(r_key);

	return point_iterator(p_e == 0 ? 0: &p_e->m_value);

      }

      inline point_const_iterator

      find(key_const_reference r_key) const

      {

	_GLIBCXX_DEBUG_ONLY(assert_valid(__FILE__, __LINE__);)

	entry_pointer p_e = find_imp(r_key);

	return point_const_iterator(p_e == 0 ? 0: &p_e->m_value);

      }

      inline bool

      erase(key_const_reference);

      template

      inline size_type

      erase_if(Pred);

      void

      clear();

      inline iterator

      begin();

      inline const_iterator

      begin() const;

      inline iterator

      end();

      inline const_iterator

      end() const;

#ifdef _GLIBCXX_DEBUG

      void

      assert_valid(const char* file, int line) const;

#endif

#ifdef PB_DS_LU_MAP_TRACE_

      void

      trace() const;

#endif

    protected:

      template

      void

      copy_from_range(It, It);

    private:

#ifdef PB_DS_DATA_TRUE_INDICATOR

      friend class iterator_;

#endif

      friend class const_iterator_;

      inline entry_pointer

      allocate_new_entry(const_reference, false_type);

      inline entry_pointer

      allocate_new_entry(const_reference, true_type);

      template

      inline static void

      init_entry_metadata(entry_pointer, type_to_type);

      inline static void

      init_entry_metadata(entry_pointer, type_to_type);

      void

      deallocate_all();

      void

      erase_next(entry_pointer);

      void

      actual_erase_entry(entry_pointer);

      void

      inc_it_state(const_pointer& r_p_value, entry_pointer& r_pos) const

      {

	r_pos = r_pos->m_p_next;

	r_p_value = (r_pos == 0) ? 0 : &r_pos->m_value;

      }

      template

      inline static bool

      apply_update(entry_pointer, type_to_type);

      inline static bool

      apply_update(entry_pointer, type_to_type);

      inline entry_pointer

      find_imp(key_const_reference) const;

      static entry_allocator 			s_entry_allocator;

      static Eq_Fn 				s_eq_fn;

      static Update_Policy 			s_update_policy;

      static type_to_type 	s_metadata_type_indicator;

      static null_type 				s_null_type;

      mutable entry_pointer 			m_p_l;

    };

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#include 

#undef PB_DS_CLASS_T_DEC

#undef PB_DS_CLASS_C_DEC

#undef PB_DS_LU_TRAITS_BASE

#undef PB_DS_DEBUG_MAP_BASE_C_DEC

#undef PB_DS_LU_NAME

  } // namespace detail

} // namespace __gnu_pbds