60 lines
2.0 KiB
C++
60 lines
2.0 KiB
C++
// Copyright (c) 2022 and onwards The McBopomofo Authors.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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#ifndef SOURCE_ENGINE_PARSELESSLM_H_
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#define SOURCE_ENGINE_PARSELESSLM_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "LanguageModel.h"
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#include "ParselessPhraseDB.h"
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namespace McBopomofo {
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class ParselessLM : public Formosa::Gramambular::LanguageModel {
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public:
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~ParselessLM() override;
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bool isLoaded();
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bool open(const std::string_view& path);
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void close();
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const std::vector<Formosa::Gramambular::Bigram> bigramsForKeys(
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const std::string& preceedingKey, const std::string& key) override;
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const std::vector<Formosa::Gramambular::Unigram> unigramsForKey(
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const std::string& key) override;
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bool hasUnigramsForKey(const std::string& key) override;
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private:
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int fd_ = -1;
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void* data_ = nullptr;
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size_t length_ = 0;
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std::unique_ptr<ParselessPhraseDB> db_;
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};
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}; // namespace McBopomofo
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#endif // SOURCE_ENGINE_PARSELESSLM_H_
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