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