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new trunk (base for 1.5)
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This commit is contained in:
Aleksandar Fabijanic
314
Util/src/Option.cpp
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314
Util/src/Option.cpp
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//
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// Option.cpp
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//
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// $Id: //poco/1.4/Util/src/Option.cpp#1 $
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//
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// Library: Util
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// Package: Options
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// Module: Option
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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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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//
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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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//
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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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//
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#include "Poco/Util/Option.h"
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#include "Poco/Util/OptionException.h"
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#include "Poco/Util/Validator.h"
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#include "Poco/Util/AbstractConfiguration.h"
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#include "Poco/String.h"
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#include <algorithm>
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using Poco::icompare;
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namespace Poco {
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namespace Util {
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Option::Option():
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_required(false),
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_repeatable(false),
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_argRequired(false),
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_pValidator(0),
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_pCallback(0),
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_pConfig(0)
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{
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}
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Option::Option(const Option& option):
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_shortName(option._shortName),
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_fullName(option._fullName),
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_description(option._description),
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_required(option._required),
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_repeatable(option._repeatable),
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_argName(option._argName),
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_argRequired(option._argRequired),
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_group(option._group),
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_binding(option._binding),
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_pValidator(option._pValidator),
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_pCallback(option._pCallback),
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_pConfig(option._pConfig)
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{
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if (_pValidator) _pValidator->duplicate();
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if (_pCallback) _pCallback = _pCallback->clone();
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if (_pConfig) _pConfig->duplicate();
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}
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Option::Option(const std::string& fullName, const std::string& shortName):
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_shortName(shortName),
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_fullName(fullName),
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_required(false),
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_repeatable(false),
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_argRequired(false),
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_pValidator(0),
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_pCallback(0),
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_pConfig(0)
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{
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}
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Option::Option(const std::string& fullName, const std::string& shortName, const std::string& description, bool required):
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_shortName(shortName),
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_fullName(fullName),
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_description(description),
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_required(required),
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_repeatable(false),
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_argRequired(false),
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_pValidator(0),
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_pCallback(0),
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_pConfig(0)
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{
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}
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Option::Option(const std::string& fullName, const std::string& shortName, const std::string& description, bool required, const std::string& argName, bool argRequired):
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_shortName(shortName),
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_fullName(fullName),
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_description(description),
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_required(required),
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_repeatable(false),
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_argName(argName),
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_argRequired(argRequired),
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_pValidator(0),
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_pCallback(0),
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_pConfig(0)
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{
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}
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Option::~Option()
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{
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if (_pValidator) _pValidator->release();
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if (_pConfig) _pConfig->release();
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delete _pCallback;
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}
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Option& Option::operator = (const Option& option)
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{
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if (&option != this)
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{
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Option tmp(option);
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swap(tmp);
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}
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return *this;
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}
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void Option::swap(Option& option)
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{
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std::swap(_shortName, option._shortName);
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std::swap(_fullName, option._fullName);
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std::swap(_description, option._description);
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std::swap(_required, option._required);
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std::swap(_repeatable, option._repeatable);
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std::swap(_argName, option._argName);
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std::swap(_argRequired, option._argRequired);
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std::swap(_group, option._group);
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std::swap(_binding, option._binding);
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std::swap(_pValidator, option._pValidator);
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std::swap(_pCallback, option._pCallback);
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std::swap(_pConfig, option._pConfig);
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}
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Option& Option::shortName(const std::string& name)
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{
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_shortName = name;
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return *this;
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}
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Option& Option::fullName(const std::string& name)
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{
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_fullName = name;
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return *this;
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}
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Option& Option::description(const std::string& text)
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{
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_description = text;
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return *this;
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}
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Option& Option::required(bool flag)
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{
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_required = flag;
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return *this;
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}
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Option& Option::repeatable(bool flag)
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{
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_repeatable = flag;
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return *this;
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}
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Option& Option::argument(const std::string& name, bool required)
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{
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_argName = name;
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_argRequired = required;
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return *this;
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}
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Option& Option::noArgument()
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{
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_argName.clear();
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_argRequired = false;
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return *this;
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}
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Option& Option::group(const std::string& group)
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{
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_group = group;
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return *this;
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}
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Option& Option::binding(const std::string& propertyName)
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{
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return binding(propertyName, 0);
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}
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Option& Option::binding(const std::string& propertyName, AbstractConfiguration* pConfig)
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{
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_binding = propertyName;
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if (_pConfig) _pConfig->release();
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_pConfig = pConfig;
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if (_pConfig) _pConfig->duplicate();
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return *this;
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}
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Option& Option::callback(const AbstractOptionCallback& cb)
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{
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_pCallback = cb.clone();
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return *this;
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}
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Option& Option::validator(Validator* pValidator)
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{
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if (_pValidator) _pValidator->release();
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_pValidator = pValidator;
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return *this;
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}
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bool Option::matchesShort(const std::string& option) const
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{
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return option.length() > 0
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&& !_shortName.empty() && option.compare(0, _shortName.length(), _shortName) == 0;
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}
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bool Option::matchesFull(const std::string& option) const
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{
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std::string::size_type pos = option.find_first_of(":=");
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std::string::size_type len = pos == std::string::npos ? option.length() : pos;
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return len == _fullName.length()
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&& icompare(option, 0, len, _fullName, 0, len) == 0;
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}
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bool Option::matchesPartial(const std::string& option) const
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{
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std::string::size_type pos = option.find_first_of(":=");
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std::string::size_type len = pos == std::string::npos ? option.length() : pos;
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return option.length() > 0
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&& icompare(option, 0, len, _fullName, 0, len) == 0;
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}
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void Option::process(const std::string& option, std::string& arg) const
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{
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std::string::size_type pos = option.find_first_of(":=");
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std::string::size_type len = pos == std::string::npos ? option.length() : pos;
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if (icompare(option, 0, len, _fullName, 0, len) == 0)
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{
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if (takesArgument())
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{
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if (argumentRequired() && pos == std::string::npos)
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throw MissingArgumentException(_fullName + " requires " + argumentName());
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if (pos != std::string::npos)
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arg.assign(option, pos + 1, option.length() - pos - 1);
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else
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arg.clear();
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}
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else if (pos != std::string::npos)
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{
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throw UnexpectedArgumentException(option);
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}
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else arg.clear();
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}
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else if (!_shortName.empty() && option.compare(0, _shortName.length(), _shortName) == 0)
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{
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if (takesArgument())
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{
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if (argumentRequired() && option.length() == _shortName.length())
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throw MissingArgumentException(_shortName + " requires " + argumentName());
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arg.assign(option, _shortName.length(), option.length() - _shortName.length());
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}
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else if (option.length() != _shortName.length())
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{
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throw UnexpectedArgumentException(option);
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}
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else arg.clear();
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}
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else throw UnknownOptionException(option);
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}
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} } // namespace Poco::Util
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