pineforge::source::detail::PositionTailSpill Class Reference

#include <pine_position_tail.hpp>

Data Structures
struct	Row

Public Member Functions
	PositionTailSpill (const std::string &scratch_directory, std::size_t cache_bytes=kWindowBytes)
	PositionTailSpill (const std::string &scratch_directory, CacheCapacity capacity)
	~PositionTailSpill ()
	PositionTailSpill (const PositionTailSpill &)=delete
PositionTailSpill &	operator= (const PositionTailSpill &)=delete
void	append (const Trade &trade)
void	clear ()
std::uint64_t	size_bytes () const noexcept
std::uint64_t	row_count () const noexcept
std::size_t	cache_capacity_bytes () const noexcept
std::uint64_t	backing_read_count () const noexcept
std::uint64_t	backing_read_bytes () const noexcept
::pineforge::detail::ReadThroughCacheStats	cache_stats () const noexcept
std::size_t	cache_control_bytes () const noexcept
bool	previous (std::uint64_t &cursor, Row &row) const
bool	entry_id_equals (const Row &row, std::string_view entry_id) const

Static Public Attributes
static constexpr std::size_t	kWindowBytes = 64 * 1024
static constexpr std::size_t	kPageBytes = 4096
static constexpr std::size_t	kFooterBytes = 30

Detailed Description

Definition at line 19 of file pine_position_tail.hpp.

Constructor & Destructor Documentation

PositionTailSpill() [1/3]

pineforge::source::detail::PositionTailSpill::PositionTailSpill ( const std::string & scratch_directory, std::size_t cache_bytes = kWindowBytes )

explicit

Definition at line 79 of file pine_position_tail.cpp.

Referenced by cache_control_bytes(), operator=(), and PositionTailSpill().

PositionTailSpill() [2/3]

pineforge::source::detail::PositionTailSpill::PositionTailSpill	(	const std::string &	scratch_directory,
		CacheCapacity	capacity )

Definition at line 83 of file pine_position_tail.cpp.

~PositionTailSpill()

pineforge::source::detail::PositionTailSpill::~PositionTailSpill ( )

default

PositionTailSpill() [3/3]

pineforge::source::detail::PositionTailSpill::PositionTailSpill ( const PositionTailSpill & )

delete

References PositionTailSpill().

Member Function Documentation

operator=()

PositionTailSpill & pineforge::source::detail::PositionTailSpill::operator= ( const PositionTailSpill & )

delete

References backing_read_bytes(), backing_read_count(), cache_capacity_bytes(), cache_control_bytes(), cache_stats(), entry_id_equals(), PositionTailSpill(), previous(), and row_count().

append()

void pineforge::source::detail::PositionTailSpill::append

(

const Trade &

trade

)

Definition at line 89 of file pine_position_tail.cpp.

References pineforge::engine_invariant, pineforge::Trade::entry_id, pineforge::Trade::entry_incarnation, pineforge::Trade::exit_id, pineforge::Trade::exit_time, pineforge::Trade::is_long, kFooterBytes, pineforge::source::kMarginCallLabel, and pineforge::Trade::qty.

clear()

void pineforge::source::detail::PositionTailSpill::clear

(

)

Definition at line 116 of file pine_position_tail.cpp.

size_bytes()

std::uint64_t pineforge::source::detail::PositionTailSpill::size_bytes ( ) const

noexcept

Definition at line 123 of file pine_position_tail.cpp.

row_count()

std::uint64_t pineforge::source::detail::PositionTailSpill::row_count ( ) const

noexcept

Definition at line 124 of file pine_position_tail.cpp.

Referenced by operator=().

cache_capacity_bytes()

std::size_t pineforge::source::detail::PositionTailSpill::cache_capacity_bytes ( ) const

noexcept

Definition at line 125 of file pine_position_tail.cpp.

Referenced by operator=().

backing_read_count()

std::uint64_t pineforge::source::detail::PositionTailSpill::backing_read_count ( ) const

noexcept

Definition at line 128 of file pine_position_tail.cpp.

Referenced by operator=().

backing_read_bytes()

std::uint64_t pineforge::source::detail::PositionTailSpill::backing_read_bytes ( ) const

noexcept

Definition at line 131 of file pine_position_tail.cpp.

Referenced by operator=().

cache_stats()

pineforge::detail::ReadThroughCacheStats pineforge::source::detail::PositionTailSpill::cache_stats ( ) const

noexcept

Definition at line 134 of file pine_position_tail.cpp.

Referenced by operator=().

cache_control_bytes()

std::size_t pineforge::source::detail::PositionTailSpill::cache_control_bytes ( ) const

noexcept

Definition at line 137 of file pine_position_tail.cpp.

References PositionTailSpill().

Referenced by operator=().

previous()

bool pineforge::source::detail::PositionTailSpill::previous	(	std::uint64_t &	cursor,
		Row &	row ) const

Definition at line 141 of file pine_position_tail.cpp.

References pineforge::source::detail::PositionTailSpill::Row::entry_id_offset, pineforge::source::detail::PositionTailSpill::Row::entry_id_size, pineforge::source::detail::PositionTailSpill::Row::entry_incarnation, pineforge::source::detail::PositionTailSpill::Row::exit_time, pineforge::source::detail::PositionTailSpill::Row::is_long, kFooterBytes, pineforge::source::detail::PositionTailSpill::Row::margin_call, and pineforge::source::detail::PositionTailSpill::Row::qty.

Referenced by operator=().

entry_id_equals()

bool pineforge::source::detail::PositionTailSpill::entry_id_equals	(	const Row &	row,
		std::string_view	entry_id ) const

Definition at line 162 of file pine_position_tail.cpp.

References pineforge::source::detail::PositionTailSpill::Row::entry_id_offset, and pineforge::source::detail::PositionTailSpill::Row::entry_id_size.

Referenced by operator=().

Field Documentation

kWindowBytes

std::size_t pineforge::source::detail::PositionTailSpill::kWindowBytes = 64 * 1024

staticconstexpr

Definition at line 21 of file pine_position_tail.hpp.

Referenced by pineforge::source::detail::PositionTailBinding::preserve().

kPageBytes

std::size_t pineforge::source::detail::PositionTailSpill::kPageBytes = 4096

staticconstexpr

Definition at line 22 of file pine_position_tail.hpp.

kFooterBytes

std::size_t pineforge::source::detail::PositionTailSpill::kFooterBytes = 30

staticconstexpr

Definition at line 23 of file pine_position_tail.hpp.

Referenced by append(), and previous().

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The documentation for this class was generated from the following files:

• pine_position_tail.hpp
• pine_position_tail.cpp