1// -*- C++ -*-
2
3// Copyright (C) 2005, 2006 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 2, 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// You should have received a copy of the GNU General Public License
17// along with this library; see the file COPYING.  If not, write to
18// the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
19// MA 02111-1307, USA.
20
21// As a special exception, you may use this file as part of a free
22// software library without restriction.  Specifically, if other files
23// instantiate templates or use macros or inline functions from this
24// file, or you compile this file and link it with other files to
25// produce an executable, this file does not by itself cause the
26// resulting executable to be covered by the GNU General Public
27// License.  This exception does not however invalidate any other
28// reasons why the executable file might be covered by the GNU General
29// Public License.
30
31// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
32
33// Permission to use, copy, modify, sell, and distribute this software
34// is hereby granted without fee, provided that the above copyright
35// notice appears in all copies, and that both that copyright notice
36// and this permission notice appear in supporting documentation. None
37// of the above authors, nor IBM Haifa Research Laboratories, make any
38// representation about the suitability of this software for any
39// purpose. It is provided "as is" without express or implied
40// warranty.
41
42/**
43 * @file hash_load_check_resize_trigger_size_base.hpp
44 * Contains an base holding size for some resize policies.
45 */
46
47#ifndef PB_DS_HASH_LOAD_CHECK_RESIZE_TRIGGER_SIZE_BASE_HPP
48#define PB_DS_HASH_LOAD_CHECK_RESIZE_TRIGGER_SIZE_BASE_HPP
49
50namespace pb_ds
51{
52  namespace detail
53  {
54    // Primary template.
55    template<typename Size_Type, bool Hold_Size>
56    class hash_load_check_resize_trigger_size_base;
57
58    // Specializations.
59    template<typename Size_Type>
60    class hash_load_check_resize_trigger_size_base<Size_Type, true>
61    {
62    protected:
63      typedef Size_Type size_type;
64
65      hash_load_check_resize_trigger_size_base(): m_size(0)
66      { }
67
68      inline void
69      swap(hash_load_check_resize_trigger_size_base& other)
70      { std::swap(m_size, other.m_size); }
71
72      inline void
73      set_size(size_type size)
74      { m_size = size; }
75
76      inline size_type
77      get_size() const
78      { return m_size; }
79
80    private:
81      size_type m_size;
82    };
83
84    template<typename Size_Type>
85    class hash_load_check_resize_trigger_size_base<Size_Type, false>
86    {
87    protected:
88      typedef Size_Type size_type;
89
90    protected:
91      inline void
92      swap(hash_load_check_resize_trigger_size_base& other) { }
93
94      inline void
95      set_size(size_type size) { }
96    };
97  } // namespace detail
98} // namespace pb_ds
99
100#endif
101