dqi::HanRuntimeConfigSingleton Class Reference

#include <HanRuntimeConfigSingleton.h>

Collaboration diagram for dqi::HanRuntimeConfigSingleton:

Public Member Functions
ATLAS_NOT_THREAD_SAFE void	setPath (const std::string &path)
constexpr const std::string &	getPath () const
constexpr bool	pathIsRunDirectory () const
constexpr uint32_t	getPathRunNumber () const

Static Public Member Functions
static HanRuntimeConfigSingleton &	getInstance ()

Private Member Functions
	HanRuntimeConfigSingleton ()=default
	~HanRuntimeConfigSingleton ()=default
	HanRuntimeConfigSingleton (const HanRuntimeConfigSingleton &)=delete
HanRuntimeConfigSingleton &	operator= (const HanRuntimeConfigSingleton &)=delete
	HanRuntimeConfigSingleton (HanRuntimeConfigSingleton &&)=delete
HanRuntimeConfigSingleton &	operator= (HanRuntimeConfigSingleton &&)=delete
ATLAS_NOT_THREAD_SAFE void	parsePathRunNumber ()

Private Attributes
std::string	m_path
uint32_t	m_runNumber = 0

Detailed Description

Definition at line 14 of file HanRuntimeConfigSingleton.h.

Constructor & Destructor Documentation

HanRuntimeConfigSingleton() [1/3]

dqi::HanRuntimeConfigSingleton::HanRuntimeConfigSingleton ( )

privatedefault

~HanRuntimeConfigSingleton()

dqi::HanRuntimeConfigSingleton::~HanRuntimeConfigSingleton ( )

privatedefault

HanRuntimeConfigSingleton() [2/3]

dqi::HanRuntimeConfigSingleton::HanRuntimeConfigSingleton ( const HanRuntimeConfigSingleton &  )

privatedelete

HanRuntimeConfigSingleton() [3/3]

dqi::HanRuntimeConfigSingleton::HanRuntimeConfigSingleton ( HanRuntimeConfigSingleton &&  )

privatedelete

Member Function Documentation

getInstance()

HanRuntimeConfigSingleton & dqi::HanRuntimeConfigSingleton::getInstance ( )

static

Definition at line 14 of file HanRuntimeConfigSingleton.cxx.

    {
         //Thread safe according to:
         // - paragraph 6.7.4 of C++11 and C++14 standards
         // - paragraph 9.7.4 of C++17 standard
         // - paragraph 8.8.4 of C++20 standard
        static HanRuntimeConfigSingleton instance ATLAS_THREAD_SAFE; 
        return instance;
    }

getPath()

constexpr const std::string& dqi::HanRuntimeConfigSingleton::getPath ( ) const

inlineconstexpr

Definition at line 21 of file HanRuntimeConfigSingleton.h.

{ return m_path; }

getPathRunNumber()

constexpr uint32_t dqi::HanRuntimeConfigSingleton::getPathRunNumber ( ) const

inlineconstexpr

Definition at line 23 of file HanRuntimeConfigSingleton.h.

{ return m_runNumber; }

operator=() [1/2]

HanRuntimeConfigSingleton& dqi::HanRuntimeConfigSingleton::operator= ( const HanRuntimeConfigSingleton &  )

privatedelete

operator=() [2/2]

HanRuntimeConfigSingleton& dqi::HanRuntimeConfigSingleton::operator= ( HanRuntimeConfigSingleton &&  )

privatedelete

parsePathRunNumber()

void dqi::HanRuntimeConfigSingleton::parsePathRunNumber ( )

private

Definition at line 26 of file HanRuntimeConfigSingleton.cxx.

    {
        std::string_view path = m_path;
        while ( !path.empty() && path.front() == '/' ) path.remove_prefix( 1 );
        while ( !path.empty() && path.back() == '/' ) path.remove_suffix( 1 );
        if ( path.empty() ) return;
 
        using std::operator""sv;
        // Replace by starts_with in C++20
        if ( path.substr( 0, 4 ) != "run_"sv ) return;
        path.remove_prefix( 4 );
        auto begin = path.data();
        auto end = begin + path.size();
        auto [ptr, err] = std::from_chars( begin, end, m_runNumber );
        if ( err != std::errc() && ptr != end ) m_runNumber = 0;
    }

pathIsRunDirectory()

constexpr bool dqi::HanRuntimeConfigSingleton::pathIsRunDirectory ( ) const

inlineconstexpr

Definition at line 22 of file HanRuntimeConfigSingleton.h.

{ return m_runNumber > 0; }

setPath()

ATLAS_NOT_THREAD_SAFE void dqi::HanRuntimeConfigSingleton::setPath ( const std::string &  path )

inline

Definition at line 20 of file HanRuntimeConfigSingleton.h.

{ m_path = path; parsePathRunNumber(); }

Member Data Documentation

m_path

std::string dqi::HanRuntimeConfigSingleton::m_path

private

Definition at line 36 of file HanRuntimeConfigSingleton.h.

m_runNumber

uint32_t dqi::HanRuntimeConfigSingleton::m_runNumber = 0

private

Definition at line 37 of file HanRuntimeConfigSingleton.h.

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

• HanRuntimeConfigSingleton.h
• HanRuntimeConfigSingleton.cxx