mirror of
https://github.com/xiaoyifang/goldendict-ng.git
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78 lines
2 KiB
C++
78 lines
2 KiB
C++
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/*
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* Open Chinese Convert
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*
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* Copyright 2010-2014 Carbo Kuo <byvoid@byvoid.com>
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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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#pragma once
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#include "Dict.hpp"
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namespace opencc {
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/**
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* Serializable dictionary interface
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* @ingroup opencc_cpp_api
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*/
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class OPENCC_EXPORT SerializableDict {
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public:
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/**
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* Serializes the dictionary and writes in to a file.
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*/
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virtual void SerializeToFile(FILE* fp) const = 0;
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/**
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* Serializes the dictionary and writes in to a file.
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*/
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virtual void SerializeToFile(const std::string& fileName) const {
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FILE* fp = fopen(fileName.c_str(), "wb");
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if (fp == NULL) {
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throw FileNotWritable(fileName);
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}
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SerializeToFile(fp);
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fclose(fp);
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}
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template <typename DICT>
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static bool TryLoadFromFile(const std::string& fileName,
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std::shared_ptr<DICT>* dict) {
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FILE* fp =
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#ifdef _MSC_VER
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// well, the 'GetPlatformString' shall return a 'wstring'
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_wfopen(UTF8Util::GetPlatformString(fileName).c_str(), L"rb")
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#else
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fopen(UTF8Util::GetPlatformString(fileName).c_str(), "rb")
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#endif // _MSC_VER
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;
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if (fp == NULL) {
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return false;
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}
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std::shared_ptr<DICT> loadedDict = DICT::NewFromFile(fp);
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fclose(fp);
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*dict = loadedDict;
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return true;
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}
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template <typename DICT>
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static std::shared_ptr<DICT> NewFromFile(const std::string& fileName) {
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std::shared_ptr<DICT> dict;
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if (!TryLoadFromFile<DICT>(fileName, &dict)) {
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throw FileNotFound(fileName);
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}
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return dict;
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}
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};
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} // namespace opencc
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