/usr/include/cxxtools/serializationinfo.h is in libcxxtools-dev 2.2.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2005-2008 by Dr. Marc Boris Duerner
* Copyright (C) 2011 by Tommi Maekitalo
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* As a special exception, you may use this file as part of a free
* software library without restriction. Specifically, if other files
* instantiate templates or use macros or inline functions from this
* file, or you compile this file and link it with other files to
* produce an executable, this file does not by itself cause the
* resulting executable to be covered by the GNU General Public
* License. This exception does not however invalidate any other
* reasons why the executable file might be covered by the GNU Library
* General Public License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef cxxtools_SerializationInfo_h
#define cxxtools_SerializationInfo_h
#include <cxxtools/api.h>
#include <cxxtools/string.h>
#include <cxxtools/convert.h>
#include <cxxtools/serializationerror.h>
#include <vector>
#include <set>
#include <map>
#include <list>
#include <deque>
#include <limits>
#include <typeinfo>
#include <cxxtools/config.h>
namespace cxxtools
{
/** @brief Represents arbitrary types during serialization.
*/
class CXXTOOLS_API SerializationInfo
{
typedef std::vector<SerializationInfo> Nodes;
public:
enum Category {
Void = 0, Value = 1, Object = 2, Array = 6
};
class Iterator;
class ConstIterator;
#ifdef HAVE_LONG_LONG
typedef long long int_type;
#else
typedef long int_type;
#endif
#ifdef HAVE_UNSIGNED_LONG_LONG
typedef unsigned long long unsigned_type;
#else
typedef unsigned long unsigned_type;
#endif
public:
SerializationInfo();
SerializationInfo(const SerializationInfo& si);
~SerializationInfo()
{ _releaseValue(); }
void reserve(size_t n);
Category category() const
{
return _category;
}
void setCategory(Category cat)
{
_category = cat;
}
SerializationInfo* parent()
{
return _parent;
}
const SerializationInfo* parent() const
{
return _parent;
}
const std::string& typeName() const
{
return _type;
}
void setTypeName(const std::string& type)
{
_type = type;
}
const std::string& name() const
{
return _name;
}
void setName(const std::string& name)
{
_name = name;
}
/** @brief Serialization of flat data-types
*/
void setValue(const String& value) { _setString(value); }
void setValue(const std::string& value) { _setString8(value); }
void setValue(const char* value) { _setString8(value); }
void setValue(Char value) { _setString(String(1, value)); }
void setValue(wchar_t value) { _setString(String(1, value)); }
void setValue(bool value) { _setBool(value) ; }
void setValue(char value) { _setChar(value) ; }
void setValue(unsigned char value) { _setUInt(value) ; }
void setValue(short value) { _setInt(value) ; }
void setValue(unsigned short value) { _setUInt(value) ; }
void setValue(int value) { _setInt(value) ; }
void setValue(unsigned int value) { _setUInt(value) ; }
void setValue(long value) { _setInt(value) ; }
void setValue(unsigned long value) { _setUInt(value) ; }
#ifdef HAVE_LONG_LONG
void setValue(long long value) { _setInt(value) ; }
#endif
#ifdef HAVE_UNSIGNED_LONG_LONG
void setValue(unsigned long long value) { _setUInt(value) ; }
#endif
void setValue(float value) { _setFloat(value); }
void setValue(double value) { _setFloat(value); }
void setValue(long double value) { _setFloat(value); }
void setNull();
/** @brief Deserialization of flat data-types
*/
void getValue(String& value) const;
void getValue(std::string& value) const;
void getValue(Char& value) const { value = _getWChar(); }
void getValue(wchar_t& value) const { value = _getWChar(); }
void getValue(bool& value) const { value = _getBool(); }
void getValue(char& value) const { value = _getChar(); }
void getValue(signed char& value) const
{ value = static_cast<signed char>(_getInt("signed char", std::numeric_limits<signed char>::min(), std::numeric_limits<signed char>::max())); }
void getValue(unsigned char& value) const
{ value = static_cast<signed char>(_getUInt("unsigned char", std::numeric_limits<unsigned char>::max())); }
void getValue(short& value) const
{ value = static_cast<short>(_getInt("short", std::numeric_limits<short>::min(), std::numeric_limits<short>::max())); }
void getValue(unsigned short& value) const
{ value = static_cast<unsigned short>(_getUInt("unsigned short", std::numeric_limits<unsigned short>::max())); }
void getValue(int& value) const
{ value = static_cast<int>(_getInt("int", std::numeric_limits<int>::min(), std::numeric_limits<int>::max())); }
void getValue(unsigned int& value) const
{ value = static_cast<unsigned int>(_getUInt("unsigned int", std::numeric_limits<unsigned int>::max())); }
void getValue(long& value) const
{ value = static_cast<long>(_getInt("long", std::numeric_limits<long>::min(), std::numeric_limits<long>::max())); }
void getValue(unsigned long& value) const
{ value = static_cast<unsigned long>(_getUInt("unsigned long", std::numeric_limits<unsigned long>::max())); }
#ifdef HAVE_LONG_LONG
void getValue(long long& value) const
{ value = static_cast<long long>(_getInt("long long", std::numeric_limits<long long>::min(), std::numeric_limits<long long>::max())); }
#endif
#ifdef HAVE_UNSIGNED_LONG_LONG
void getValue(unsigned long long& value) const
{ value = static_cast<unsigned long long>(_getUInt("unsigned long long", std::numeric_limits<unsigned long long>::max())); }
#endif
void getValue(float& value) const
{ value = static_cast<float>(_getFloat("float", std::numeric_limits<float>::max())); }
void getValue(double& value) const
{ value = static_cast<double>(_getFloat("double", std::numeric_limits<double>::max())); }
void getValue(long double& value) const
{ value = static_cast<long double>(_getFloat("long double", std::numeric_limits<long double>::max())); }
/** @brief Serialization of flat member data-types
*/
template <typename T>
SerializationInfo& addValue(const std::string& name, const T& value)
{
SerializationInfo& info = this->addMember(name);
info.setValue(value);
return info;
}
/** @brief Serialization of member data
*/
SerializationInfo& addMember(const std::string& name);
/** @brief Deserialization of member data
@throws SerializationError when member is not found.
*/
const SerializationInfo& getMember(const std::string& name) const;
/** @brief Deserialization of member data
@throws std::range_error when index is too large
*/
const SerializationInfo& getMember(unsigned idx) const;
/** @brief Deserialization of member data.
@return true if member is found, false otherwise.
The passed value is not modified when the member was not found.
*/
template <typename T>
bool getMember(const std::string& name, T& value) const
{
const SerializationInfo* si = findMember(name);
if (si == 0)
return false;
*si >>= value;
return true;
}
/** @brief Find member data by name
This method returns the data for an object with the name \a name.
or null if it is not present.
*/
const SerializationInfo* findMember(const std::string& name) const;
/** @brief Find member data by name
This method returns the data for an object with the name \a name.
or null if it is not present.
*/
SerializationInfo* findMember(const std::string& name);
size_t memberCount() const
{
return _nodes.size();
}
Iterator begin();
Iterator end();
ConstIterator begin() const;
ConstIterator end() const;
SerializationInfo& operator =(const SerializationInfo& si);
void clear();
void swap(SerializationInfo& si);
bool isNull() const { return _t == t_none && _category == Void; }
bool isString() const { return _t == t_string; }
bool isString8() const { return _t == t_string8; }
bool isChar() const { return _t == t_char; }
bool isBool() const { return _t == t_bool; }
bool isInt() const { return _t == t_int; }
bool isUInt() const { return _t == t_uint; }
bool isFloat() const { return _t == t_float; }
void dump(std::ostream& out, const std::string& praefix = std::string()) const;
protected:
void setParent(SerializationInfo& si)
{ _parent = &si; }
private:
SerializationInfo* _parent;
Category _category;
std::string _name;
std::string _type;
void _releaseValue();
void _setString(const String& value);
void _setString8(const std::string& value);
void _setString8(const char* value);
void _setChar(char value);
void _setBool(bool value);
void _setInt(int_type value);
void _setUInt(unsigned_type value);
void _setFloat(long double value);
bool _getBool() const;
wchar_t _getWChar() const;
char _getChar() const;
int_type _getInt(const char* type, int_type min, int_type max) const;
unsigned_type _getUInt(const char* type, unsigned_type max) const;
long double _getFloat(const char* type, long double max) const;
union U
{
char _s[sizeof(String) >= sizeof(std::string) ? sizeof(String) : sizeof(std::string)];
char _c;
bool _b;
int_type _i;
unsigned_type _u;
long double _f;
} _u;
String* _StringPtr() { return reinterpret_cast<String*>(_u._s); }
String& _String() { return *_StringPtr(); }
const String* _StringPtr() const { return reinterpret_cast<const String*>(_u._s); }
const String& _String() const { return *_StringPtr(); }
std::string* _String8Ptr() { return reinterpret_cast<std::string*>(_u._s); }
std::string& _String8() { return *_String8Ptr(); }
const std::string* _String8Ptr() const { return reinterpret_cast<const std::string*>(_u._s); }
const std::string& _String8() const { return *_String8Ptr(); }
enum T
{
t_none,
t_string,
t_string8,
t_char,
t_bool,
t_int,
t_uint,
t_float
} _t;
Nodes _nodes; // objects/arrays
};
class SerializationInfo::Iterator
{
public:
Iterator();
Iterator(const Iterator& other);
Iterator(SerializationInfo* info);
Iterator& operator=(const Iterator& other);
Iterator& operator++();
SerializationInfo& operator*();
SerializationInfo* operator->();
bool operator!=(const Iterator& other) const;
bool operator==(const Iterator& other) const;
private:
SerializationInfo* _info;
};
class SerializationInfo::ConstIterator
{
public:
ConstIterator();
ConstIterator(const ConstIterator& other);
ConstIterator(const SerializationInfo* info);
ConstIterator& operator=(const ConstIterator& other);
ConstIterator& operator++();
const SerializationInfo& operator*() const;
const SerializationInfo* operator->() const;
bool operator!=(const ConstIterator& other) const;
bool operator==(const ConstIterator& other) const;
private:
const SerializationInfo* _info;
};
inline SerializationInfo::Iterator::Iterator()
: _info(0)
{}
inline SerializationInfo::Iterator::Iterator(const Iterator& other)
: _info(other._info)
{}
inline SerializationInfo::Iterator::Iterator(SerializationInfo* info)
: _info(info)
{}
inline SerializationInfo::Iterator& SerializationInfo::Iterator::operator=(const Iterator& other)
{
_info = other._info;
return *this;
}
inline SerializationInfo::Iterator& SerializationInfo::Iterator::operator++()
{
++_info;
return *this;
}
inline SerializationInfo& SerializationInfo::Iterator::operator*()
{
return *_info;
}
inline SerializationInfo* SerializationInfo::Iterator::operator->()
{
return _info;
}
inline bool SerializationInfo::Iterator::operator!=(const Iterator& other) const
{
return _info != other._info;
}
inline bool SerializationInfo::Iterator::operator==(const Iterator& other) const
{
return _info == other._info;
}
inline SerializationInfo::ConstIterator::ConstIterator()
: _info(0)
{}
inline SerializationInfo::ConstIterator::ConstIterator(const ConstIterator& other)
: _info(other._info)
{}
inline SerializationInfo::ConstIterator::ConstIterator(const SerializationInfo* info)
: _info(info)
{}
inline SerializationInfo::ConstIterator& SerializationInfo::ConstIterator::operator=(const ConstIterator& other)
{
_info = other._info;
return *this;
}
inline SerializationInfo::ConstIterator& SerializationInfo::ConstIterator::operator++()
{
++_info;
return *this;
}
inline const SerializationInfo& SerializationInfo::ConstIterator::operator*() const
{
return *_info;
}
inline const SerializationInfo* SerializationInfo::ConstIterator::operator->() const
{
return _info;
}
inline bool SerializationInfo::ConstIterator::operator!=(const ConstIterator& other) const
{
return _info != other._info;
}
inline bool SerializationInfo::ConstIterator::operator==(const ConstIterator& other) const
{
return _info == other._info;
}
inline void operator >>=(const SerializationInfo& si, SerializationInfo& ssi)
{
ssi = si;
}
inline void operator <<=(SerializationInfo& si, const SerializationInfo& ssi)
{
si = ssi;
}
inline void operator >>=(const SerializationInfo& si, bool& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, bool n)
{
si.setValue(n);
si.setTypeName("bool");
}
inline void operator >>=(const SerializationInfo& si, signed char& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, signed char n)
{
si.setValue(n);
si.setTypeName("char");
}
inline void operator >>=(const SerializationInfo& si, unsigned char& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, unsigned char n)
{
si.setValue(n);
si.setTypeName("char");
}
inline void operator >>=(const SerializationInfo& si, char& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, char n)
{
si.setValue(n);
si.setTypeName("char");
}
inline void operator >>=(const SerializationInfo& si, short& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, short n)
{
si.setValue(n);
si.setTypeName("int");
}
inline void operator >>=(const SerializationInfo& si, unsigned short& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, unsigned short n)
{
si.setValue(n);
si.setTypeName("int");
}
inline void operator >>=(const SerializationInfo& si, int& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, int n)
{
si.setValue(n);
si.setTypeName("int");
}
inline void operator >>=(const SerializationInfo& si, unsigned int& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, unsigned int n)
{
si.setValue(n);
si.setTypeName("int");
}
inline void operator >>=(const SerializationInfo& si, long& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, long n)
{
si.setValue(n);
si.setTypeName("int");
}
inline void operator >>=(const SerializationInfo& si, unsigned long& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, unsigned long n)
{
si.setValue(n);
si.setTypeName("int");
}
#ifdef HAVE_LONG_LONG
inline void operator >>=(const SerializationInfo& si, long long& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, long long n)
{
si.setValue(n);
si.setTypeName("int");
}
#endif
#ifdef HAVE_UNSIGNED_LONG_LONG
inline void operator >>=(const SerializationInfo& si, unsigned long long& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, unsigned long long n)
{
si.setValue(n);
si.setTypeName("int");
}
#endif
inline void operator >>=(const SerializationInfo& si, float& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, float n)
{
si.setValue(n);
si.setTypeName("double");
}
inline void operator >>=(const SerializationInfo& si, double& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, double n)
{
si.setValue(n);
si.setTypeName("double");
}
inline void operator >>=(const SerializationInfo& si, std::string& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, const std::string& n)
{
si.setValue(n);
si.setTypeName("string");
}
inline void operator <<=(SerializationInfo& si, const char* n)
{
si.setValue(n);
si.setTypeName("string");
}
inline void operator >>=(const SerializationInfo& si, cxxtools::String& n)
{
si.getValue(n);
}
inline void operator <<=(SerializationInfo& si, const cxxtools::String& n)
{
si.setValue(n);
si.setTypeName("string");
}
template <typename T, typename A>
inline void operator >>=(const SerializationInfo& si, std::vector<T, A>& vec)
{
vec.clear();
vec.reserve(si.memberCount());
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
vec.resize( vec.size() + 1 );
*it >>= vec.back();
}
}
template <typename T, typename A>
inline void operator <<=(SerializationInfo& si, const std::vector<T, A>& vec)
{
typename std::vector<T, A>::const_iterator it;
si.reserve(vec.size());
for(it = vec.begin(); it != vec.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("array");
si.setCategory(SerializationInfo::Array);
}
inline void operator >>=(const SerializationInfo& si, std::vector<int>& vec)
{
vec.clear();
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
vec.resize( vec.size() + 1 );
*it >>= vec.back();
}
}
inline void operator <<=(SerializationInfo& si, const std::vector<int>& vec)
{
std::vector<int>::const_iterator it;
for(it = vec.begin(); it != vec.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("array");
si.setCategory(SerializationInfo::Array);
}
template <typename T, typename A>
inline void operator >>=(const SerializationInfo& si, std::list<T, A>& list)
{
list.clear();
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
list.resize( list.size() + 1 );
*it >>= list.back();
}
}
template <typename T, typename A>
inline void operator <<=(SerializationInfo& si, const std::list<T, A>& list)
{
typename std::list<T, A>::const_iterator it;
for(it = list.begin(); it != list.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("list");
si.setCategory(SerializationInfo::Array);
}
template <typename T, typename A>
inline void operator >>=(const SerializationInfo& si, std::deque<T, A>& deque)
{
deque.clear();
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
deque.resize( deque.size() + 1 );
*it >>= deque.back();
}
}
template <typename T, typename A>
inline void operator <<=(SerializationInfo& si, const std::deque<T, A>& deque)
{
typename std::deque<T, A>::const_iterator it;
for(it = deque.begin(); it != deque.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("deque");
si.setCategory(SerializationInfo::Array);
}
template <typename T, typename C, typename A>
inline void operator >>=(const SerializationInfo& si, std::set<T, C, A>& set)
{
set.clear();
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
T t;
*it >>= t;
set.insert(t);
}
}
template <typename T, typename C, typename A>
inline void operator <<=(SerializationInfo& si, const std::set<T, C, A>& set)
{
typename std::set<T, C, A>::const_iterator it;
for(it = set.begin(); it != set.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("set");
si.setCategory(SerializationInfo::Array);
}
template <typename T, typename C, typename A>
inline void operator >>=(const SerializationInfo& si, std::multiset<T, C, A>& multiset)
{
multiset.clear();
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
T t;
*it >>= t;
multiset.insert(t);
}
}
template <typename T, typename C, typename A>
inline void operator <<=(SerializationInfo& si, const std::multiset<T, C, A>& multiset)
{
typename std::multiset<T, C, A>::const_iterator it;
for(it = multiset.begin(); it != multiset.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("multiset");
si.setCategory(SerializationInfo::Array);
}
template <typename A, typename B>
inline void operator >>=(const SerializationInfo& si, std::pair<A, B>& p)
{
si.getMember("first") >>= p.first;
si.getMember("second") >>= p.second;
}
template <typename A, typename B>
inline void operator <<=(SerializationInfo& si, const std::pair<A, B>& p)
{
si.setTypeName("pair");
si.addMember("first") <<= p.first;
si.addMember("second") <<= p.second;
}
template <typename K, typename V, typename P, typename A>
inline void operator >>=(const SerializationInfo& si, std::map<K, V, P, A>& map)
{
map.clear();
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
typename std::pair<K, V> v;
*it >>= v;
map.insert(v);
}
}
template <typename K, typename V, typename P, typename A>
inline void operator <<=(SerializationInfo& si, const std::map<K, V, P, A>& map)
{
typename std::map<K, V, P, A>::const_iterator it;
for(it = map.begin(); it != map.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("map");
si.setCategory(SerializationInfo::Array);
}
template <typename K, typename V, typename P, typename A>
inline void operator >>=(const SerializationInfo& si, std::multimap<K, V, P, A>& multimap)
{
multimap.clear();
for(SerializationInfo::ConstIterator it = si.begin(); it != si.end(); ++it)
{
typename std::pair<K, V> v;
*it >>= v;
multimap.insert(v);
}
}
template <typename T, typename C, typename P, typename A>
inline void operator <<=(SerializationInfo& si, const std::multimap<T, C, P, A>& multimap)
{
typename std::multimap<T, C, P, A>::const_iterator it;
for(it = multimap.begin(); it != multimap.end(); ++it)
{
SerializationInfo& newSi = si.addMember(std::string());
newSi <<= *it;
}
si.setTypeName("multimap");
si.setCategory(SerializationInfo::Array);
}
inline std::ostream& operator<< (std::ostream& out, const SerializationInfo& si)
{
si.dump(out);
return out;
}
} // namespace cxxtools
#endif
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