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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [include/] [ext/] [pb_ds/] [detail/] [resize_policy/] [sample_resize_trigger.hpp] - Rev 516
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// -*- C++ -*- // Copyright (C) 2005, 2006, 2007, 2008, 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 sample_resize_trigger.hpp * Contains a sample resize trigger policy class. */ #ifndef PB_DS_SAMPLE_RESIZE_TRIGGER_HPP #define PB_DS_SAMPLE_RESIZE_TRIGGER_HPP // A sample resize trigger policy. class sample_resize_trigger { public: // Size type. typedef size_t size_type; // Default constructor. sample_resize_trigger(); // Copy constructor. sample_range_hashing(const sample_resize_trigger& other); // Swaps content. inline void swap(sample_resize_trigger& other); protected: // Notifies a search started. inline void notify_insert_search_start(); // Notifies a search encountered a collision. inline void notify_insert_search_collision(); // Notifies a search ended. inline void notify_insert_search_end(); // Notifies a search started. inline void notify_find_search_start(); // Notifies a search encountered a collision. inline void notify_find_search_collision(); // Notifies a search ended. inline void notify_find_search_end(); // Notifies a search started. inline void notify_erase_search_start(); // Notifies a search encountered a collision. inline void notify_erase_search_collision(); // Notifies a search ended. inline void notify_erase_search_end(); // Notifies an element was inserted. the total number of entries in // the table is num_entries. inline void notify_inserted(size_type num_entries); // Notifies an element was erased. inline void notify_erased(size_type num_entries); // Notifies the table was cleared. void notify_cleared(); // Notifies the table was resized as a result of this object's // signifying that a resize is needed. void notify_resized(size_type new_size); // Notifies the table was resized externally. void notify_externally_resized(size_type new_size); // Queries whether a resize is needed. inline bool is_resize_needed() const; // Queries whether a grow is needed. inline bool is_grow_needed(size_type size, size_type num_entries) const; private: // Resizes to new_size. virtual void do_resize(size_type new_size); }; #endif