#include <types.hpp>

Inheritance diagram for opcua::DateTime:

Detailed Description

UA_DateTime wrapper class.

An instance in time. A DateTime value is encoded as a 64-bit signed integer which represents the number of 100 nanosecond intervals since January 1, 1601 (UTC).

See also: https://reference.opcfoundation.org/Core/Part6/v105/docs/5.2.2.5

Examples: client_connect.cpp, client_minimal.cpp, events/client_eventfilter.cpp, and server_valuecallback.cpp.

Definition at line 381 of file types.hpp.

Public Types
using	DefaultClock = std::chrono::system_clock

using	UaDuration = std::chrono::duration< int64_t, std::ratio< 1, 10 '000 '000 > >

Public Types inherited from opcua::Wrapper< UA_DateTime >
using	NativeType = UA_DateTime

using	HandlerType = TypeHandler< UA_DateTime >

Public Member Functions
template<typename Clock , typename Duration >
	DateTime (std::chrono::time_point< Clock, Duration > timePoint)

template<typename Clock = DefaultClock, typename Duration = UaDuration>
std::chrono::time_point< Clock, Duration >	toTimePoint () const

int64_t	toUnixTime () const noexcept

UA_DateTimeStruct	toStruct () const noexcept

int64_t	get () const noexcept

String	format (std::string_view format, bool localtime=false) const

constexpr	Wrapper () noexcept=default

constexpr	Wrapper (const Wrapper &other)

constexpr	Wrapper (const T &native)

constexpr	Wrapper (Wrapper &&other) noexcept

constexpr	Wrapper (T &&native) noexcept

Public Member Functions inherited from opcua::Wrapper< UA_DateTime >
constexpr	Wrapper () noexcept=default

constexpr	Wrapper (const Wrapper &other)

constexpr	Wrapper (const UA_DateTime &native)

constexpr	Wrapper (Wrapper &&other) noexcept

constexpr	Wrapper (UA_DateTime &&native) noexcept

	~Wrapper () noexcept=default

constexpr Wrapper &	operator= (const Wrapper &other)

constexpr Wrapper &	operator= (const UA_DateTime &native)

constexpr Wrapper &	operator= (Wrapper &&other) noexcept

constexpr Wrapper &	operator= (UA_DateTime &&native) noexcept

constexpr	operator UA_DateTime & () noexcept

constexpr	operator const UA_DateTime & () const noexcept

constexpr UA_DateTime *	operator-> () noexcept

constexpr const UA_DateTime *	operator-> () const noexcept

constexpr UA_DateTime *	handle () noexcept

constexpr const UA_DateTime *	handle () const noexcept

constexpr void	swap (Wrapper &other) noexcept

constexpr void	swap (UA_DateTime &native) noexcept

Static Public Member Functions
static DateTime	now () noexcept

template<typename Clock , typename Duration >
static DateTime	fromTimePoint (std::chrono::time_point< Clock, Duration > timePoint)

static DateTime	fromUnixTime (int64_t unixTime) noexcept

static int64_t	localTimeUtcOffset () noexcept

Additional Inherited Members
Protected Member Functions inherited from opcua::Wrapper< UA_DateTime >
constexpr const UA_DateTime &	native () const noexcept

constexpr UA_DateTime &	native () noexcept

constexpr void	clear () noexcept

Related Symbols inherited from opcua::Wrapper< UA_DateTime >
constexpr UA_DateTime *	asWrapper (typename T::NativeType *native) noexcept

constexpr const UA_DateTime *	asWrapper (const typename T::NativeType *native) noexcept

constexpr UA_DateTime &	asWrapper (typename T::NativeType &native) noexcept

constexpr const UA_DateTime &	asWrapper (const typename T::NativeType &native) noexcept

constexpr T::NativeType *	asNative (UA_DateTime *wrapper) noexcept

constexpr const T::NativeType *	asNative (const UA_DateTime *wrapper) noexcept

constexpr T::NativeType &	asNative (UA_DateTime &wrapper) noexcept

constexpr const T::NativeType &	asNative (const UA_DateTime &wrapper) noexcept

Member Typedef Documentation

◆ DefaultClock

using opcua::DateTime::DefaultClock = std::chrono::system_clock

Definition at line 383 of file types.hpp.

◆ UaDuration

using opcua::DateTime::UaDuration = std::chrono::duration<int64_t, std::ratio<1, 10'000'000> >

Definition at line 384 of file types.hpp.

Constructor & Destructor Documentation

◆ DateTime()

template<typename Clock , typename Duration >

opcua::DateTime::DateTime ( std::chrono::time_point< Clock, Duration > timePoint )

inline

Definition at line 389 of file types.hpp.

Member Function Documentation

◆ format()

String opcua::DateTime::format	(	std::string_view	format,
		bool	localtime = `false`
	)		const

Convert to string with given format (same format codes as strftime).

See also: https://en.cppreference.com/w/cpp/chrono/c/strftime

Examples: client_minimal.cpp, and server_valuecallback.cpp.

◆ fromTimePoint()

template<typename Clock , typename Duration >

static DateTime opcua::DateTime::fromTimePoint ( std::chrono::time_point< Clock, Duration > timePoint )

inlinestatic

Get DateTime from std::chrono::time_point.

Definition at line 399 of file types.hpp.

Referenced by opcua::TypeConverter< std::chrono::time_point< Clock, Duration > >::toNative().

◆ fromUnixTime()

static DateTime opcua::DateTime::fromUnixTime ( int64_t unixTime )

inlinestaticnoexcept

Get DateTime from Unix time.

Definition at line 407 of file types.hpp.

◆ get()

int64_t opcua::DateTime::get ( ) const

inlinenoexcept

Get DateTime value as 100 nanosecond intervals since January 1, 1601 (UTC).

Definition at line 441 of file types.hpp.

◆ localTimeUtcOffset()

static int64_t opcua::DateTime::localTimeUtcOffset ( )

inlinestaticnoexcept

Offset of local time to UTC.

Definition at line 412 of file types.hpp.

◆ now()

static DateTime opcua::DateTime::now ( )

inlinestaticnoexcept

Get current DateTime.

Examples: events/server_events.cpp, server_datasource.cpp, and server_valuecallback.cpp.

Definition at line 393 of file types.hpp.

◆ toStruct()

UA_DateTimeStruct opcua::DateTime::toStruct ( ) const

inlinenoexcept

Convert to UA_DateTimeStruct.

Definition at line 436 of file types.hpp.

◆ toTimePoint()

template<typename Clock = DefaultClock, typename Duration = UaDuration>

std::chrono::time_point< Clock, Duration > opcua::DateTime::toTimePoint ( ) const

inline

Convert to std::chrono::time_point.

Definition at line 418 of file types.hpp.

Referenced by opcua::TypeConverter< std::chrono::time_point< Clock, Duration > >::fromNative().

◆ toUnixTime()

int64_t opcua::DateTime::toUnixTime ( ) const

inlinenoexcept

Convert to Unix time (number of seconds since January 1, 1970 UTC).

Definition at line 428 of file types.hpp.

◆ Wrapper() [1/5]

constexpr opcua::Wrapper< T, Handler >::Wrapper ( )

constexprdefaultnoexcept

◆ Wrapper() [2/5]

constexpr opcua::Wrapper< T, Handler >::Wrapper ( const T & native )

inlineexplicitconstexpr

Copy constructor with native object.

Definition at line 151 of file wrapper.hpp.

◆ Wrapper() [3/5]

constexpr opcua::Wrapper< T, Handler >::Wrapper ( const Wrapper & other )

inlineconstexpr

Copy constructor.

Definition at line 147 of file wrapper.hpp.

◆ Wrapper() [4/5]

constexpr opcua::Wrapper< T, Handler >::Wrapper ( T && native )

inlineconstexprnoexcept

Move constructor with native object.

Definition at line 159 of file wrapper.hpp.

◆ Wrapper() [5/5]

constexpr opcua::Wrapper< T, Handler >::Wrapper ( Wrapper && other )

inlineconstexprnoexcept

Move constructor.

Definition at line 155 of file wrapper.hpp.

Detailed Description

Public Types

Public Member Functions

Static Public Member Functions

Additional Inherited Members

Member Typedef Documentation

◆ DefaultClock

◆ UaDuration

Constructor & Destructor Documentation

◆ DateTime()

Member Function Documentation

◆ format()

◆ fromTimePoint()

◆ fromUnixTime()

◆ get()

◆ localTimeUtcOffset()

◆ now()

◆ toStruct()

◆ toTimePoint()

◆ toUnixTime()

◆ Wrapper() [1/5]

◆ Wrapper() [2/5]

◆ Wrapper() [3/5]

◆ Wrapper() [4/5]

◆ Wrapper() [5/5]