X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fc%2B%2B%2F4.7%2Fext%2Fpb_ds%2Fdetail%2Fresize_policy%2Fsample_resize_trigger.hpp;fp=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fc%2B%2B%2F4.7%2Fext%2Fpb_ds%2Fdetail%2Fresize_policy%2Fsample_resize_trigger.hpp;h=1640a120c79d4e90a2fd98e1486ebc21401390db;hb=94df942c2c7bd3457276fe5b7367623cbb8c1302;hp=0000000000000000000000000000000000000000;hpb=4dd7d9155a920895ff7b1cb6b9c9c676aa62000a;p=cross.git diff --git a/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/resize_policy/sample_resize_trigger.hpp b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/resize_policy/sample_resize_trigger.hpp new file mode 100644 index 0000000..1640a12 --- /dev/null +++ b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/resize_policy/sample_resize_trigger.hpp @@ -0,0 +1,137 @@ +// -*- C++ -*- + +// Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 +// 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 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 + +namespace __gnu_pbds +{ + /// A sample resize trigger policy. + class sample_resize_trigger + { + public: + /// Size type. + typedef std::size_t size_type; + + /// Default constructor. + sample_resize_trigger(); + + /// Copy constructor. + sample_range_hashing(const sample_resize_trigger&); + + /// Swaps content. + inline void + swap(sample_resize_trigger&); + + 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); + }; +} +#endif