93 lines
3.7 KiB
C++
93 lines
3.7 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_SHORTCUT_DICT_CONTENT_H
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#define LATINIME_SHORTCUT_DICT_CONTENT_H
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#include <cstdio>
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#include "defines.h"
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#include "dictionary/structure/v4/content/sparse_table_dict_content.h"
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#include "dictionary/structure/v4/content/terminal_position_lookup_table.h"
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#include "dictionary/structure/v4/ver4_dict_constants.h"
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namespace latinime {
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class ReadWriteByteArrayView;
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class ShortcutDictContent : public SparseTableDictContent {
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public:
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ShortcutDictContent(const ReadWriteByteArrayView *const buffers)
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: SparseTableDictContent(buffers, Ver4DictConstants::SHORTCUT_ADDRESS_TABLE_BLOCK_SIZE,
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Ver4DictConstants::SHORTCUT_ADDRESS_TABLE_DATA_SIZE) {}
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ShortcutDictContent()
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: SparseTableDictContent(Ver4DictConstants::SHORTCUT_ADDRESS_TABLE_BLOCK_SIZE,
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Ver4DictConstants::SHORTCUT_ADDRESS_TABLE_DATA_SIZE) {}
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void getShortcutEntry(const int maxCodePointCount, int *const outCodePoint,
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int *const outCodePointCount, int *const outProbability, bool *const outhasNext,
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const int shortcutEntryPos) {
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int readingPos = shortcutEntryPos;
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return getShortcutEntryAndAdvancePosition(maxCodePointCount, outCodePoint,
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outCodePointCount, outProbability, outhasNext, &readingPos);
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}
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void getShortcutEntryAndAdvancePosition(const int maxCodePointCount,
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int *const outCodePoint, int *const outCodePointCount, int *const outProbability,
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bool *const outhasNext, int *const shortcutEntryPos) const;
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// Returns head position of shortcut list for a PtNode specified by terminalId.
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int getShortcutListHeadPos(const int terminalId) const;
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bool flushToFile(FILE *const file) const {
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return flush(file);
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}
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bool runGC(const TerminalPositionLookupTable::TerminalIdMap *const terminalIdMap,
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const ShortcutDictContent *const originalShortcutDictContent);
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bool createNewShortcutList(const int terminalId);
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bool copyShortcutList(const int shortcutListPos, const int toPos);
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bool setProbability(const int probability, const int shortcutEntryPos);
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bool writeShortcutEntry(const int *const codePoint, const int codePointCount,
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const int probability, const bool hasNext, const int shortcutEntryPos) {
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int writingPos = shortcutEntryPos;
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return writeShortcutEntryAndAdvancePosition(codePoint, codePointCount, probability,
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hasNext, &writingPos);
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}
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bool writeShortcutEntryAndAdvancePosition(const int *const codePoint,
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const int codePointCount, const int probability, const bool hasNext,
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int *const shortcutEntryPos);
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int findShortcutEntryAndGetPos(const int shortcutListPos,
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const int *const targetCodePointsToFind, const int codePointCount) const;
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private:
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DISALLOW_COPY_AND_ASSIGN(ShortcutDictContent);
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bool copyShortcutListFromDictContent(const int shortcutListPos,
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const ShortcutDictContent *const sourceShortcutDictContent, const int toPos);
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int createAndGetShortcutFlags(const int probability, const bool hasNext) const;
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};
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} // namespace latinime
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#endif /* LATINIME_SHORTCUT_DICT_CONTENT_H */
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