64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef LATINIME_TERMINAL_POSITION_LOOKUP_TABLE_H
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#define LATINIME_TERMINAL_POSITION_LOOKUP_TABLE_H
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#include <cstdio>
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#include <unordered_map>
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#include "defines.h"
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#include "dictionary/structure/v4/content/single_dict_content.h"
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#include "dictionary/structure/v4/ver4_dict_constants.h"
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#include "utils/byte_array_view.h"
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namespace latinime {
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class TerminalPositionLookupTable : public SingleDictContent {
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public:
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typedef std::unordered_map<int, int> TerminalIdMap;
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TerminalPositionLookupTable(const ReadWriteByteArrayView buffer)
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: SingleDictContent(buffer),
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mSize(getBuffer()->getTailPosition()
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/ Ver4DictConstants::TERMINAL_ADDRESS_TABLE_ADDRESS_SIZE) {}
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TerminalPositionLookupTable() : mSize(0) {}
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int getTerminalPtNodePosition(const int terminalId) const;
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bool setTerminalPtNodePosition(const int terminalId, const int terminalPtNodePos);
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int getNextTerminalId() const {
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return mSize;
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}
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bool flushToFile(FILE *const file) const;
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bool runGCTerminalIds(TerminalIdMap *const terminalIdMap);
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private:
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DISALLOW_COPY_AND_ASSIGN(TerminalPositionLookupTable);
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int getEntryPos(const int terminalId) const {
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return terminalId * Ver4DictConstants::TERMINAL_ADDRESS_TABLE_ADDRESS_SIZE;
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}
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int mSize;
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};
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} // namespace latinime
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#endif // LATINIME_TERMINAL_POSITION_LOOKUP_TABLE_H
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