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// 
// OptionSet.cpp 
// 
// Library: Util 
// Package: Options 
// Module:  OptionSet 
// 
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. 
// and Contributors. 
// 
// SPDX-License-Identifier:	BSL-1.0 
// 
 
 
#include "Poco/Util/OptionSet.h" 
#include "Poco/Util/OptionException.h" 
#include "Poco/Exception.h" 
 
 
namespace Poco { 
namespace Util { 
 
 
OptionSet::OptionSet() 
{ 
} 
 
 
OptionSet::OptionSet(const OptionSet& options): 
	_options(options._options) 
{ 
} 
 
 
OptionSet::~OptionSet() 
{ 
} 
 
 
OptionSet& OptionSet::operator = (const OptionSet& options) 
{ 
	if (&options != this) 
		_options = options._options; 
	return *this; 
} 
 
 
void OptionSet::addOption(const Option& option) 
{ 
	poco_assert (!option.fullName().empty()); 
	OptionVec::const_iterator it = _options.begin(); 
	OptionVec::const_iterator itEnd = _options.end(); 
	for (; it != itEnd; ++it) 
	{ 
		if (it->fullName() == option.fullName()) 
		{ 
			throw DuplicateOptionException(it->fullName()); 
		} 
	} 
 
	_options.push_back(option); 
} 
 
 
bool OptionSet::hasOption(const std::string& name, bool matchShort) const 
{ 
	bool found = false; 
	for (Iterator it = _options.begin(); it != _options.end(); ++it) 
	{ 
		if ((matchShort && it->matchesShort(name)) || (!matchShort && it->matchesFull(name))) 
		{ 
			if (!found) 
				found = true; 
			else 
				return false; 
		} 
	} 
	return found; 
} 
 
	 
const Option& OptionSet::getOption(const std::string& name, bool matchShort) const 
{ 
	const Option* pOption = 0; 
	for (Iterator it = _options.begin(); it != _options.end(); ++it) 
	{ 
		if ((matchShort && it->matchesShort(name)) || (!matchShort && it->matchesPartial(name))) 
		{ 
			if (!pOption) 
			{ 
				pOption = &*it; 
				if (!matchShort && it->matchesFull(name)) 
					break; 
			} 
			else if (!matchShort && it->matchesFull(name)) 
			{ 
				pOption = &*it; 
				break; 
			} 
			else throw AmbiguousOptionException(name); 
		} 
	} 
	if (pOption) 
		return *pOption; 
	else 
		throw UnknownOptionException(name); 
} 
 
 
OptionSet::Iterator OptionSet::begin() const 
{ 
	return _options.begin(); 
} 
 
 
OptionSet::Iterator OptionSet::end() const 
{ 
	return _options.end(); 
} 
 
 
} } // namespace Poco::Util