LatinIME/native/dicttoolkit/src/utils/arguments_and_options.h

78 lines
2.5 KiB
C++

/*
* Copyright (C) 2014 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_DICT_TOOLKIT_ARGUMENTS_AND_OPTIONS_H
#define LATINIME_DICT_TOOLKIT_ARGUMENTS_AND_OPTIONS_H
#include <string>
#include <unordered_map>
#include <vector>
#include "dict_toolkit_defines.h"
namespace latinime {
namespace dicttoolkit {
class ArgumentsAndOptions {
public:
ArgumentsAndOptions() : mIsValid(false), mOptions(), mArguments() {}
ArgumentsAndOptions(std::unordered_map<std::string, std::string> &&options,
std::unordered_map<std::string, std::vector<std::string>> &&arguments)
: mIsValid(true), mOptions(std::move(options)), mArguments(std::move(arguments)) {}
bool isValid() const {
return mIsValid;
}
bool hasOption(const std::string &optionName) const {
return mOptions.find(optionName) != mOptions.end();
}
const std::string &getOptionValue(const std::string &optionName) const {
const auto &it = mOptions.find(optionName);
ASSERT(it != mOptions.end());
return it->second;
}
bool hasArgument(const std::string &name) const {
const auto &it = mArguments.find(name);
return it != mArguments.end() && !it->second.empty();
}
const std::string &getSingleArgument(const std::string &name) const {
const auto &it = mArguments.find(name);
ASSERT(it != mArguments.end() && !it->second.empty());
return it->second.front();
}
const std::vector<std::string> &getVariableLengthArguments(const std::string &name) const {
const auto &it = mArguments.find(name);
ASSERT(it != mArguments.end());
return it->second;
}
private:
DISALLOW_ASSIGNMENT_OPERATOR(ArgumentsAndOptions);
const bool mIsValid;
const std::unordered_map<std::string, std::string> mOptions;
const std::unordered_map<std::string, std::vector<std::string>> mArguments;
};
} // namespace dicttoolkit
} // namespace latinime
#endif // LATINIME_DICT_TOOLKIT_ARGUMENTS_AND_OPTIONS_H