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Exception.hpp
/*
* 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 <sstream>
#include <stdexcept>
#include <string>
#include "Export.hpp"
#if defined(_MSC_VER) && _MSC_VER < 1900
// Before Visual Studio 2015 (14.0), C++ 11 "noexcept" qualifier is not
// supported
#define noexcept
#endif // ifdef _MSC_VER
namespace opencc {
class OPENCC_EXPORT Exception {
public:
Exception() {}
virtual ~Exception() throw() {}
Exception(const std::string& _message) : message(_message) {}
virtual const char* what() const noexcept { return message.c_str(); }
protected:
std::string message;
};
class OPENCC_EXPORT FileNotFound : public Exception {
public:
FileNotFound(const std::string& fileName)
: Exception(fileName + " not found or not accessible.") {}
};
class OPENCC_EXPORT FileNotWritable : public Exception {
public:
FileNotWritable(const std::string& fileName)
: Exception(fileName + " not writable.") {}
};
class OPENCC_EXPORT InvalidFormat : public Exception {
public:
InvalidFormat(const std::string& message)
: Exception("Invalid format: " + message) {}
};
class OPENCC_EXPORT InvalidTextDictionary : public InvalidFormat {
public:
InvalidTextDictionary(const std::string& _message, size_t lineNum)
: InvalidFormat("") {
std::ostringstream buffer;
buffer << "Invalid text dictionary at line " << lineNum << ": " << _message;
message = buffer.str();
}
};
class OPENCC_EXPORT InvalidUTF8 : public Exception {
public:
InvalidUTF8(const std::string& _message)
: Exception("Invalid UTF8: " + _message) {}
};
class OPENCC_EXPORT ShouldNotBeHere : public Exception {
public:
ShouldNotBeHere() : Exception("ShouldNotBeHere! This must be a bug.") {}
};
} // namespace opencc