kmp.hpp
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/*
CLAW - a C++ Library Absolutely Wonderful
CLAW is a free library without any particular aim but being useful to
anyone.
Copyright (C) 2005-2011 Julien Jorge
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
contact: julien.jorge@gamned.org
*/
#ifndef __CLAW_KMP_HPP__
#define __CLAW_KMP_HPP__
#include <map>
namespace claw
{
namespace text
{
template<class RandomIterator> class kmp
{
public:
template <class UnaryPredicate>
void operator()(const RandomIterator pattern_begin,
const RandomIterator pattern_end,
const RandomIterator text_begin,
const RandomIterator text_end,
UnaryPredicate& action) const;
private:
unsigned int common_prefix_length( const RandomIterator begin_1,
const RandomIterator begin_2,
const RandomIterator end_1,
const RandomIterator end_2 ) const;
void z_boxes(const RandomIterator begin, const RandomIterator end,
std::map<unsigned int, unsigned int>& out) const;
void spi_prime(const RandomIterator begin, const RandomIterator end,
std::map<unsigned int, unsigned int>& out) const;
}; // class kmp
} // namespace text
} // namespace claw
#include <claw/impl/kmp.tpp>
#endif // __CLAW_KMP_HPP__
claw::text::kmp
Exact pattern finding with the Knuth-Morris-Pratt's algorithm.
Definition kmp.hpp:45
claw::text
Everything about text processing.
Definition claw.hpp:95
claw
This is the main namespace.
Definition algorithm.hpp:34