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1797 lines
32 KiB
C++
1797 lines
32 KiB
C++
//
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// DynamicAnyHolder.h
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//
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// $Id: //poco/Main/Foundation/include/Poco/DynamicAnyHolder.h#7 $
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//
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// Library: Foundation
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// Package: Core
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// Module: DynamicAnyHolder
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//
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// Definition of the DynamicAnyHolder class.
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//
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// Copyright (c) 2007, 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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#ifndef Foundation_DynamicAnyHolder_INCLUDED
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#define Foundation_DynamicAnyHolder_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/NumberFormatter.h"
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#include "Poco/NumberParser.h"
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#include "Poco/String.h"
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#include "Poco/Exception.h"
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#include <typeinfo>
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#undef min
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#undef max
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#include <limits>
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namespace Poco {
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class Foundation_API DynamicAnyHolder
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/// Interface for a data holder used by the DynamicAny class.
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/// Provides methods to convert between data types.
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/// Only data types for which a convert method exists are supported, which are
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/// all C++ built-in types with addition of std::string.
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{
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public:
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DynamicAnyHolder();
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/// Creates the DynamicAnyHolder.
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virtual ~DynamicAnyHolder();
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/// Destroys the DynamicAnyHolder.
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virtual DynamicAnyHolder* clone() const = 0;
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/// Deep-copies the DynamicAnyHolder.
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virtual const std::type_info& type() const = 0;
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/// Returns the type information of the stored content.
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virtual void convert(Int8& val) const = 0;
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virtual void convert(Int16& val) const = 0;
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virtual void convert(Int32& val) const = 0;
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virtual void convert(Int64& val) const = 0;
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virtual void convert(UInt8& val) const = 0;
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virtual void convert(UInt16& val) const = 0;
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virtual void convert(UInt32& val) const = 0;
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virtual void convert(UInt64& val) const = 0;
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#ifndef POCO_LONG_IS_64_BIT
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void convert(long& val) const;
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void convert(unsigned long& val) const;
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#endif
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virtual void convert(bool& val) const = 0;
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virtual void convert(float& val) const = 0;
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virtual void convert(double& val) const = 0;
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virtual void convert(char& val) const = 0;
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virtual void convert(std::string& val) const = 0;
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protected:
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template <typename F, typename T>
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void convertToSmaller(const F& from, T& to) const
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/// This function is meant to convert signed integral values from
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/// larger to smaller type. It checks the upper and lower bound and
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/// if from value is within limits of type T (i.e. check calls do not throw),
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/// it is converted.
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{
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poco_static_assert (std::numeric_limits<F>::is_specialized);
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poco_static_assert (std::numeric_limits<T>::is_specialized);
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poco_static_assert (std::numeric_limits<F>::is_signed);
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poco_static_assert (std::numeric_limits<T>::is_signed);
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checkUpperLimit(from, to);
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checkLowerLimit(from, to);
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to = static_cast<T>(from);
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}
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template <typename F, typename T>
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void convertToSmallerUnsigned(const F& from, T& to) const
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/// This function is meant for converting unsigned integral data types,
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/// from larger to smaller type. Since lower limit is always 0 for unigned types,
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/// only the upper limit is checked, thus saving some cycles compared to the signed
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/// version of the function. If the value to be converted is smaller than
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/// the maximum value for the target type, the conversion is performed.
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{
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poco_static_assert (std::numeric_limits<F>::is_specialized);
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poco_static_assert (std::numeric_limits<T>::is_specialized);
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poco_static_assert (!std::numeric_limits<F>::is_signed);
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poco_static_assert (!std::numeric_limits<T>::is_signed);
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checkUpperLimit(from, to);
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to = static_cast<T>(from);
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}
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template <typename F, typename T>
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void convertSignedToUnsigned(const F& from, T& to) const
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/// This function is meant for converting signed integral data types to
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/// unsigned data types. Negative values can not be converted and if one is
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/// encountered, RangeException is thrown.
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/// If uper limit is within the target data type limits, the converiosn is performed.
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{
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poco_static_assert (std::numeric_limits<F>::is_specialized);
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poco_static_assert (std::numeric_limits<T>::is_specialized);
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poco_static_assert (std::numeric_limits<F>::is_signed);
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poco_static_assert (!std::numeric_limits<T>::is_signed);
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if (from < 0)
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throw RangeException("Value too small.");
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checkUpperLimit(from, to);
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to = static_cast<T>(from);
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}
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template <typename F, typename T>
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void convertUnsignedToSigned(const F& from, T& to) const
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/// This function is meant for converting unsigned integral data types to
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/// unsigned data types. Negative values can not be converted and if one is
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/// encountered, RangeException is thrown.
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/// If uper limit is within the target data type limits, the converiosn is performed.
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{
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poco_static_assert (std::numeric_limits<F>::is_specialized);
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poco_static_assert (std::numeric_limits<T>::is_specialized);
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poco_static_assert (!std::numeric_limits<F>::is_signed);
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poco_static_assert (std::numeric_limits<T>::is_signed);
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checkUpperLimit(from, to);
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to = static_cast<T>(from);
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}
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private:
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template <typename F, typename T>
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void checkUpperLimit(const F& from, T& to) const
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{
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if (from > std::numeric_limits<T>::max())
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throw RangeException("Value too large.");
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}
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template <typename F, typename T>
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void checkLowerLimit(const F& from, T& to) const
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{
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if (from < std::numeric_limits<T>::min())
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throw RangeException("Value too small.");
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}
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};
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//
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// inlines
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//
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#ifndef POCO_LONG_IS_64_BIT
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inline void DynamicAnyHolder::convert(long& val) const
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{
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Int32 tmp;
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convert(tmp);
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val = tmp;
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}
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inline void DynamicAnyHolder::convert(unsigned long& val) const
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{
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UInt32 tmp;
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convert(tmp);
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val = tmp;
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}
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#endif
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template <typename T>
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class DynamicAnyHolderImpl: public DynamicAnyHolder
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/// Template based implementation of a DynamicAnyHolder.
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/// Conversion work happens in the template specializations of this class.
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///
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/// DynamicAny can be used for any type for which a specialization for
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/// DynamicAnyHolderImpl is available.
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///
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/// DynamicAnyHolderImpl throws following exceptions:
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/// NotImplementedException (if the specialization for a type does not exist)
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/// RangeException (if an attempt is made to assign a numeric value outside of the target min/max limits
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/// SyntaxException (if an attempt is made to convert a string containing non-numeric characters to number)
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///
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/// All specializations must additionally implement a public member function:
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/// const T& value() const
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/// returning a const reference to the actual stored value.
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{
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public:
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DynamicAnyHolderImpl()
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{
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}
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~DynamicAnyHolderImpl()
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{
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}
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const std::type_info& type() const
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{
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return typeid(T);
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}
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void convert(Int8&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(Int16&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(Int32&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(Int64&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(UInt8&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(UInt16&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(UInt32&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(UInt64&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(bool& val) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(float& val) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(double& val) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(char& val) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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void convert(std::string&) const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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DynamicAnyHolder* clone() const
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{
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throw NotImplementedException("No DynamicAnyHolder specialization for type", typeid(T).name());
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}
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};
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template <>
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class DynamicAnyHolderImpl<Int8>: public DynamicAnyHolder
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{
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public:
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DynamicAnyHolderImpl(Int8 val): _val(val)
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{
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}
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~DynamicAnyHolderImpl()
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{
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}
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const std::type_info& type() const
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{
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return typeid(Int8);
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}
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void convert(Int8& val) const
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{
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val = _val;
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}
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void convert(Int16& val) const
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{
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val = _val;
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}
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void convert(Int32& val) const
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{
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val = _val;
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}
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void convert(Int64& val) const
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{
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val = _val;
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}
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void convert(UInt8& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt16& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt32& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt64& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(bool& val) const
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{
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val = (_val != 0);
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}
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void convert(float& val) const
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{
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val = static_cast<float>(_val);
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}
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void convert(double& val) const
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{
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val = static_cast<double>(_val);
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}
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void convert(char& val) const
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{
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val = static_cast<char>(_val);
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}
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void convert(std::string& val) const
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{
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val = NumberFormatter::format(_val);
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}
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DynamicAnyHolder* clone() const
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{
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return new DynamicAnyHolderImpl(_val);
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}
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const Int8& value() const
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{
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return _val;
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}
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private:
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Int8 _val;
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};
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template <>
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class DynamicAnyHolderImpl<Int16>: public DynamicAnyHolder
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{
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public:
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DynamicAnyHolderImpl(Int16 val): _val(val)
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{
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}
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~DynamicAnyHolderImpl()
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{
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}
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const std::type_info& type() const
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{
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return typeid(Int16);
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}
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void convert(Int8& val) const
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{
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convertToSmaller(_val, val);
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}
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void convert(Int16& val) const
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{
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val = _val;
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}
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void convert(Int32& val) const
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{
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val = _val;
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}
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void convert(Int64& val) const
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{
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val = _val;
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}
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void convert(UInt8& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt16& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt32& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt64& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(bool& val) const
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{
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val = (_val != 0);
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}
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void convert(float& val) const
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{
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val = static_cast<float>(_val);
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}
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void convert(double& val) const
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{
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val = static_cast<double>(_val);
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}
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void convert(char& val) const
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{
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convertToSmaller(_val, val);
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}
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void convert(std::string& val) const
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{
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val = NumberFormatter::format(_val);
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}
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DynamicAnyHolder* clone() const
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{
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return new DynamicAnyHolderImpl(_val);
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}
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const Int16& value() const
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{
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return _val;
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}
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private:
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Int16 _val;
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};
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template <>
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class DynamicAnyHolderImpl<Int32>: public DynamicAnyHolder
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{
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public:
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DynamicAnyHolderImpl(Int32 val): _val(val)
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{
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}
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~DynamicAnyHolderImpl()
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{
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}
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const std::type_info& type() const
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{
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return typeid(Int32);
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}
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void convert(Int8& val) const
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{
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convertToSmaller(_val, val);
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}
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void convert(Int16& val) const
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{
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convertToSmaller(_val, val);
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}
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void convert(Int32& val) const
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{
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val = _val;
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}
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void convert(Int64& val) const
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{
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val = _val;
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}
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void convert(UInt8& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt16& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt32& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(UInt64& val) const
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{
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convertSignedToUnsigned(_val, val);
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}
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void convert(bool& val) const
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{
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val = (_val != 0);
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}
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void convert(float& val) const
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{
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val = static_cast<float>(_val);
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}
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void convert(double& val) const
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{
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val = static_cast<double>(_val);
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}
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void convert(char& val) const
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{
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convertToSmaller(_val, val);
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}
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void convert(std::string& val) const
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{
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val = NumberFormatter::format(_val);
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}
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DynamicAnyHolder* clone() const
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{
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return new DynamicAnyHolderImpl(_val);
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}
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const Int32& value() const
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{
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return _val;
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}
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private:
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Int32 _val;
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};
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template <>
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class DynamicAnyHolderImpl<Int64>: public DynamicAnyHolder
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{
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public:
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DynamicAnyHolderImpl(Int64 val): _val(val)
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{
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}
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~DynamicAnyHolderImpl()
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{
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}
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const std::type_info& type() const
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{
|
|
return typeid(Int64);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != 0);
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const Int64& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
Int64 _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<UInt8>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(UInt8 val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(UInt8);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
val = static_cast<Int32>(_val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
val = static_cast<Int64>(_val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != 0);
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const UInt8& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
UInt8 _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<UInt16>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(UInt16 val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(UInt16);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
val = static_cast<Int64>(_val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != 0);
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const UInt16& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
UInt16 _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<UInt32>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(UInt32 val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(UInt32);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != 0);
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const UInt32& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
UInt32 _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<UInt64>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(UInt64 val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(UInt64);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != 0);
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const UInt64& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
UInt64 _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<bool>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(bool val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(bool);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
val = static_cast<Int8>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
val = static_cast<Int16>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
val = static_cast<Int32>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
val = static_cast<Int64>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
val = static_cast<UInt8>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
val = static_cast<UInt16>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
val = static_cast<UInt32>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
val = static_cast<UInt64>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = (_val ? 1.0f : 0.0f);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = (_val ? 1.0 : 0.0);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
val = static_cast<char>(_val ? 1 : 0);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = (_val ? "true" : "false");
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const bool& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
bool _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<float>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(float val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(float);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = !(_val <= std::numeric_limits<float>::min() &&
|
|
_val >= -1 * std::numeric_limits<float>::min());
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const float& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
float _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<double>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(double val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(double);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = !(_val <= std::numeric_limits<double>::min() &&
|
|
_val >= -1 * std::numeric_limits<double>::min());
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
double fMin = -1 * std::numeric_limits<float>::max();
|
|
double fMax = std::numeric_limits<float>::max();
|
|
|
|
if (_val < fMin) throw RangeException("Value too small.");
|
|
if (_val > fMax) throw RangeException("Value too large.");
|
|
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const double& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
double _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<char>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(char val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(char);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
val = static_cast<Int8>(_val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
val = static_cast<Int16>(_val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
val = static_cast<Int32>(_val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
val = static_cast<Int64>(_val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != '\0');
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = std::string(1, _val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const char& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
char _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<std::string>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(const char* pVal): _val(pVal)
|
|
{
|
|
}
|
|
|
|
DynamicAnyHolderImpl(const std::string& val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(std::string);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
int v = NumberParser::parse(_val);
|
|
convertToSmaller(v, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
int v = NumberParser::parse(_val);
|
|
convertToSmaller(v, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
val = NumberParser::parse(_val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
val = NumberParser::parse64(_val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
unsigned int v = NumberParser::parseUnsigned(_val);
|
|
convertToSmallerUnsigned(v, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
unsigned int v = NumberParser::parseUnsigned(_val);
|
|
convertToSmallerUnsigned(v, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
val = NumberParser::parseUnsigned(_val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
val = NumberParser::parseUnsigned64(_val);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
static const std::string VAL_FALSE("false");
|
|
static const std::string VAL_INTFALSE("0");
|
|
|
|
if (_val == VAL_INTFALSE || (icompare(_val, VAL_FALSE) == 0))
|
|
val = false;
|
|
else
|
|
val = true;
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
double v = NumberParser::parseFloat(_val);
|
|
convertToSmaller(v, val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = NumberParser::parseFloat(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
if (_val.empty())
|
|
val = '\0';
|
|
else
|
|
val = _val[0];
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = _val;
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const std::string& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
std::string _val;
|
|
};
|
|
|
|
|
|
#ifndef POCO_LONG_IS_64_BIT
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<long>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(long val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(long);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
val = static_cast<Int32>(_val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
val = static_cast<Int64>(_val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
convertSignedToUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != 0);
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertToSmaller(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const long& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
long _val;
|
|
};
|
|
|
|
|
|
template <>
|
|
class DynamicAnyHolderImpl<unsigned long>: public DynamicAnyHolder
|
|
{
|
|
public:
|
|
DynamicAnyHolderImpl(unsigned long val): _val(val)
|
|
{
|
|
}
|
|
|
|
~DynamicAnyHolderImpl()
|
|
{
|
|
}
|
|
|
|
const std::type_info& type() const
|
|
{
|
|
return typeid(unsigned long);
|
|
}
|
|
|
|
void convert(Int8& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int16& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int32& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(Int64& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt8& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt16& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt32& val) const
|
|
{
|
|
convertToSmallerUnsigned(_val, val);
|
|
}
|
|
|
|
void convert(UInt64& val) const
|
|
{
|
|
val = static_cast<UInt64>(_val);
|
|
}
|
|
|
|
void convert(bool& val) const
|
|
{
|
|
val = (_val != 0);
|
|
}
|
|
|
|
void convert(float& val) const
|
|
{
|
|
val = static_cast<float>(_val);
|
|
}
|
|
|
|
void convert(double& val) const
|
|
{
|
|
val = static_cast<double>(_val);
|
|
}
|
|
|
|
void convert(char& val) const
|
|
{
|
|
convertUnsignedToSigned(_val, val);
|
|
}
|
|
|
|
void convert(std::string& val) const
|
|
{
|
|
val = NumberFormatter::format(_val);
|
|
}
|
|
|
|
DynamicAnyHolder* clone() const
|
|
{
|
|
return new DynamicAnyHolderImpl(_val);
|
|
}
|
|
|
|
const unsigned long& value() const
|
|
{
|
|
return _val;
|
|
}
|
|
|
|
private:
|
|
unsigned long _val;
|
|
};
|
|
|
|
|
|
#endif // 64bit
|
|
|
|
|
|
} // namespace Poco
|
|
|
|
|
|
#endif // Foundation_DynamicAnyHolder_INCLUDED
|