mirror of
https://github.com/VCMP-SqMod/SqMod.git
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4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
105 lines
1.7 KiB
C++
105 lines
1.7 KiB
C++
//
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// ValueTraits.h
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//
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// Library: XML
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// Package: XML
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// Module: ValueTraits
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//
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// Definition of the ValueTraits templates.
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//
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// Copyright (c) 2015, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Based on libstudxml (http://www.codesynthesis.com/projects/libstudxml/).
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// Copyright (c) 2009-2013 Code Synthesis Tools CC.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef XML_ValueTraits_INCLUDED
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#define XML_ValueTraits_INCLUDED
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#include "XMLStreamParserException.h"
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#include <string>
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#include <cstddef>
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#include <iostream>
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#include <sstream>
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namespace Poco {
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namespace XML {
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class XMLStreamParser;
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class XMLStreamSerializer;
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template <typename T>
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struct DefaultValueTraits
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{
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static T
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parse(std::string, const XMLStreamParser&);
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static std::string
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serialize(const T&, const XMLStreamSerializer&);
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};
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template <>
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struct XML_API DefaultValueTraits<bool>
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{
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static bool
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parse(std::string, const XMLStreamParser&);
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static std::string serialize(bool v, const XMLStreamSerializer&)
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{
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return v ? "true" : "false";
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}
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};
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template <>
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struct XML_API DefaultValueTraits<std::string>
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{
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static std::string parse(std::string s, const XMLStreamParser&)
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{
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return s;
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}
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static std::string serialize(const std::string& v, const XMLStreamSerializer&)
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{
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return v;
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}
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};
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template <typename T>
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struct ValueTraits: DefaultValueTraits<T>
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{
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};
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template <typename T, std::size_t N>
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struct ValueTraits<T[N]> : DefaultValueTraits<const T*>
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{
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};
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template <typename T>
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T DefaultValueTraits<T>::parse(std::string s, const XMLStreamParser& p)
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{
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T r;
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std::istringstream is(s);
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if (!(is >> r && is.eof()))
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throw XMLStreamParserException(p, "invalid value '" + s + "'");
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return r;
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}
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} } // namespace Poco::XML
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#endif // XML_ValueTraits_INCLUDED
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