XrdAdaptor::XrdSiteStatisticsInformation Class Reference

#include <XrdStatistics.h>

Public Member Functions
std::shared_ptr< XrdSiteStatistics >	getStatisticsForSite (std::string const &site)

Static Public Member Functions
static XrdSiteStatisticsInformation *	getInstance ()

Static Private Member Functions
static void	createInstance ()

Private Attributes
std::mutex	m_mutex
std::vector< edm::propagate_const< std::shared_ptr< XrdSiteStatistics > > >	m_sites

Static Private Attributes
static std::atomic< XrdSiteStatisticsInformation * >	m_instance

Friends
class	XrdStatisticsService

Detailed Description

Definition at line 51 of file XrdStatistics.h.

Member Function Documentation

createInstance()

void XrdSiteStatisticsInformation::createInstance ( )

staticprivate

Definition at line 82 of file XrdStatistics.cc.

References createJobs::tmp.

                                                  {
  if (!m_instance) {
    std::unique_ptr<XrdSiteStatisticsInformation> tmp{new XrdSiteStatisticsInformation()};
    XrdSiteStatisticsInformation *expected = nullptr;
    if (m_instance.compare_exchange_strong(expected, tmp.get())) {
      tmp.release();
    }
  }
}

getInstance()

XrdSiteStatisticsInformation * XrdSiteStatisticsInformation::getInstance ( )

static

Definition at line 92 of file XrdStatistics.cc.

                                                                        {
  return m_instance.load(std::memory_order_relaxed);
}

getStatisticsForSite()

std::shared_ptr< XrdSiteStatistics > XrdSiteStatisticsInformation::getStatisticsForSite

(

std::string const &

site

)

Definition at line 71 of file XrdStatistics.cc.

References edm::get_underlying_safe(), CommonMethods::lock(), das-up-to-nevents::site, and dqmMemoryStats::stats.

                                                                                                         {
  std::lock_guard<std::mutex> lock(m_mutex);
  for (auto &stats : m_sites) {
    if (stats->site() == site) {
      return get_underlying_safe(stats);
    }
  }
  m_sites.emplace_back(new XrdSiteStatistics(site));
  return get_underlying_safe(m_sites.back());
}

Friends And Related Function Documentation

XrdStatisticsService

friend class XrdStatisticsService

friend

Definition at line 52 of file XrdStatistics.h.

Member Data Documentation

m_instance

std::atomic< XrdSiteStatisticsInformation * > XrdSiteStatisticsInformation::m_instance

staticprivate

Definition at line 62 of file XrdStatistics.h.

m_mutex

std::mutex XrdAdaptor::XrdSiteStatisticsInformation::m_mutex

private

Definition at line 63 of file XrdStatistics.h.

m_sites

std::vector<edm::propagate_const<std::shared_ptr<XrdSiteStatistics> > > XrdAdaptor::XrdSiteStatisticsInformation::m_sites

private

Definition at line 64 of file XrdStatistics.h.