3 // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
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
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13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
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.
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22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
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37 * @file hash_exponential_size_policy_imp.hpp
38 * Contains a resize size policy implementation.
43 hash_exponential_size_policy(size_type start_size, size_type grow_factor) :
44 m_start_size(start_size),
45 m_grow_factor(grow_factor)
51 swap(PB_DS_CLASS_C_DEC& other)
53 std::swap(m_start_size, other.m_start_size);
54 std::swap(m_grow_factor, other.m_grow_factor);
58 typename PB_DS_CLASS_C_DEC::size_type
60 get_nearest_larger_size(size_type size) const
62 size_type ret = m_start_size;
65 const size_type next_ret = ret* m_grow_factor;
67 __throw_insert_error();
74 typename PB_DS_CLASS_C_DEC::size_type
76 get_nearest_smaller_size(size_type size) const
78 size_type ret = m_start_size;
81 const size_type next_ret = ret* m_grow_factor;
83 __throw_resize_error();