mirror of
https://github.com/KingDuckZ/dindexer.git
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68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
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/* Copyright 2015, Michele Santullo
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* This file is part of "dindexer".
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*
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* "dindexer" is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* "dindexer" is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with "dindexer". If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef id9CF5E6FA7E334DF09559C2968C494CB9
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#define id9CF5E6FA7E334DF09559C2968C494CB9
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#include <string>
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#include <boost/utility/string_ref.hpp>
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#include <vector>
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#include <utility>
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#include <ciso646>
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#include <cstdint>
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#include <algorithm>
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#include <functional>
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#include <boost/iterator/transform_iterator.hpp>
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namespace din {
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template <typename C, typename Str=std::basic_string<C>, typename StrRef=boost::basic_string_ref<C>>
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class StringPool {
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typedef std::pair<StrRef, const Str*> StringListPair;
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typedef std::vector<std::pair<Str, std::size_t>> PoolType;
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typedef std::vector<StringListPair> StringListType;
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typedef std::function<StrRef(const StringListPair&)> FuncGetFirst;
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public:
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typedef C char_type;
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typedef Str string_type;
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typedef StrRef stringref_type;
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typedef boost::transform_iterator<FuncGetFirst, typename StringListType::const_iterator> const_iterator;
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StringPool ( void ) = default;
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~StringPool ( void ) noexcept = default;
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template <typename ItR>
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void update ( ItR parDataBeg, ItR parDataEnd );
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void update ( const StringPool& parOther );
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void insert ( const std::vector<stringref_type>& parStrings, const string_type* parBaseString );
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void insert ( stringref_type parString, const string_type* parBaseString );
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const string_type* ptr_to_literal ( const char* parLiteral );
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std::size_t size ( void ) const { return m_strings.size(); }
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bool empty ( void ) const { return m_strings.empty(); }
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const_iterator begin ( void ) const;
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const_iterator end ( void ) const;
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private:
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PoolType m_pool;
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StringListType m_strings;
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};
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} //namespace din
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#include "stringpool.inl"
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#endif
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