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/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef LATINIME_BIGRAM_LIST_POLICY_H
#define LATINIME_BIGRAM_LIST_POLICY_H
#include <stdint.h>
#include "defines.h"
#include "suggest/core/policy/dictionary_bigrams_structure_policy.h"
#include "suggest/policyimpl/dictionary/bigram/bigram_list_read_write_utils.h"
namespace latinime {
class BigramListPolicy : public DictionaryBigramsStructurePolicy {
public:
explicit BigramListPolicy(const uint8_t *const bigramsBuf) : mBigramsBuf(bigramsBuf) {}
~BigramListPolicy() {}
void getNextBigram(int *const outBigramPos, int *const outProbability, bool *const outHasNext,
int *const pos) const {
BigramListReadWriteUtils::BigramFlags flags;
BigramListReadWriteUtils::getBigramEntryPropertiesAndAdvancePosition(mBigramsBuf, &flags,
outBigramPos, pos);
*outProbability = BigramListReadWriteUtils::getProbabilityFromFlags(flags);
*outHasNext = BigramListReadWriteUtils::hasNext(flags);
}
void skipAllBigrams(int *const pos) const {
BigramListReadWriteUtils::skipExistingBigrams(mBigramsBuf, pos);
}
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(BigramListPolicy);
const uint8_t *const mBigramsBuf;
};
} // namespace latinime
#endif // LATINIME_BIGRAM_LIST_POLICY_H