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// $Id: //poco/1.2/Util/src/OptionProcessor.cpp#1 $
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// Module: OptionProcessor
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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#include "Poco/Util/OptionProcessor.h"
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#include "Poco/Util/OptionSet.h"
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#include "Poco/Util/Option.h"
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#include "Poco/Util/OptionException.h"
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OptionProcessor::OptionProcessor(const OptionSet& options):
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OptionProcessor::~OptionProcessor()
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void OptionProcessor::setUnixStyle(bool flag)
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bool OptionProcessor::process(const std::string& argument, std::string& optionName, std::string& optionArg)
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return processUnix(argument, optionName, optionArg);
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return processDefault(argument, optionName, optionArg);
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void OptionProcessor::checkRequired() const
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for (OptionSet::Iterator it = _options.begin(); it != _options.end(); ++it)
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if (it->required() && _specifiedOptions.find(it->fullName()) == _specifiedOptions.end())
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throw MissingOptionException(it->fullName());
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bool OptionProcessor::processUnix(const std::string& argument, std::string& optionName, std::string& optionArg)
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std::string::const_iterator it = argument.begin();
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std::string::const_iterator end = argument.end();
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else return processCommon(std::string(it, end), false, optionName, optionArg);
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else return processCommon(std::string(it, end), true, optionName, optionArg);
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bool OptionProcessor::processDefault(const std::string& argument, std::string& optionName, std::string& optionArg)
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std::string::const_iterator it = argument.begin();
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std::string::const_iterator end = argument.end();
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return processCommon(std::string(it, end), false, optionName, optionArg);
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bool OptionProcessor::processCommon(const std::string& optionStr, bool isShort, std::string& optionName, std::string& optionArg)
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if (optionStr.empty()) throw EmptyOptionException();
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const Option& option = _options.getOption(optionStr, isShort);
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const std::string& group = option.group();
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if (_groups.find(group) != _groups.end())
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throw IncompatibleOptionsException(option.fullName());
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_groups.insert(group);
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if (_specifiedOptions.find(option.fullName()) != _specifiedOptions.end() && !option.repeatable())
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throw DuplicateOptionException(option.fullName());
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_specifiedOptions.insert(option.fullName());
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option.process(optionStr, optionArg);
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optionName = option.fullName();
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} } // namespace Poco::Util