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35 lines
830 B
C++
35 lines
830 B
C++
#include "search/base/text_index/mem.hpp"
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#include "base/stl_helpers.hpp"
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using namespace std;
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namespace search_base
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{
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void MemTextIndex::AddPosting(Token const & token, Posting const & posting)
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{
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m_postingsByToken[token].emplace_back(posting);
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}
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void MemTextIndex::SortPostings()
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{
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for (auto & entry : m_postingsByToken)
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{
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// A posting may occur several times in a document,
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// so we remove duplicates for the docid index.
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// If the count is needed for ranking it may be stored
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// separately.
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base::SortUnique(entry.second);
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}
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}
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void MemTextIndex::BuildDictionary()
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{
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vector<Token> tokens;
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tokens.reserve(m_postingsByToken.size());
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for (auto const & entry : m_postingsByToken)
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tokens.emplace_back(entry.first);
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m_dictionary.SetTokens(std::move(tokens));
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}
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} // namespace search_base
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