dict_file_writing_utils.h revision 6afd14dc9488aab7c2f982f9b18931c3b3a20e75 
1/*
2 * Copyright (C) 2013, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef LATINIME_DICT_FILE_WRITING_UTILS_H
18#define LATINIME_DICT_FILE_WRITING_UTILS_H
19
20#include <cstdio>
21
22#include "defines.h"
23#include "suggest/policyimpl/dictionary/header/header_read_write_utils.h"
24#include "suggest/policyimpl/dictionary/utils/format_utils.h"
25
26namespace latinime {
27
28class BufferWithExtendableBuffer;
29
30class DictFileWritingUtils {
31 public:
32    static const char *const TEMP_FILE_SUFFIX_FOR_WRITING_DICT_FILE;
33
34    static bool createEmptyDictFile(const char *const filePath, const int dictVersion,
35            const std::vector<int> localeAsCodePointVector,
36            const DictionaryHeaderStructurePolicy::AttributeMap *const attributeMap);
37
38    static bool flushBufferToFileWithSuffix(const char *const basePath, const char *const suffix,
39            const BufferWithExtendableBuffer *const buffer);
40
41 private:
42    DISALLOW_IMPLICIT_CONSTRUCTORS(DictFileWritingUtils);
43
44    static bool createEmptyV401DictFile(const char *const filePath,
45            const std::vector<int> localeAsCodePointVector,
46            const DictionaryHeaderStructurePolicy::AttributeMap *const attributeMap,
47            const FormatUtils::FORMAT_VERSION formatVersion);
48
49    template<class DictConstants, class DictBuffers, class DictBuffersPtr>
50    static bool createEmptyV4DictFile(const char *const filePath,
51            const std::vector<int> localeAsCodePointVector,
52            const DictionaryHeaderStructurePolicy::AttributeMap *const attributeMap,
53            const FormatUtils::FORMAT_VERSION formatVersion);
54
55    static bool flushBufferToFile(const char *const filePath,
56            const BufferWithExtendableBuffer *const buffer);
57
58    static bool writeBufferToFile(FILE *const file,
59            const BufferWithExtendableBuffer *const buffer);
60};
61} // namespace latinime
62#endif /* LATINIME_DICT_FILE_WRITING_UTILS_H */
63