edm::EarlyDeleteHelper Class Reference

#include <EarlyDeleteHelper.h>

Public Member Functions
void	addedToPath ()
void	appendIndex (unsigned int index)
unsigned int *	begin ()
	EarlyDeleteHelper (unsigned int *iBeginIndexItr, unsigned int *iEndIndexItr, std::vector< BranchToCount > *iBranchCounts)
	EarlyDeleteHelper (const EarlyDeleteHelper &)
unsigned int *	end ()
void	moduleRan (EventPrincipal const &)
EarlyDeleteHelper &	operator= (const EarlyDeleteHelper &)=default
void	pathFinished (EventPrincipal const &)
void	reset ()
void	shiftIndexPointers (unsigned int iShift)

Private Attributes
unsigned int	nPathsOn_
std::atomic< unsigned int >	pathsLeftToComplete_
unsigned int *	pBeginIndex_
std::vector< BranchToCount > *	pBranchCounts_
unsigned int *	pEndIndex_

Detailed Description

Definition at line 40 of file EarlyDeleteHelper.h.

Constructor & Destructor Documentation

EarlyDeleteHelper::EarlyDeleteHelper	(	unsigned int *	iBeginIndexItr,
		unsigned int *	iEndIndexItr,
		std::vector< BranchToCount > *	iBranchCounts
	)

Definition at line 33 of file EarlyDeleteHelper.cc.

    : pBeginIndex_(iBeginIndexItr),
      pEndIndex_(iEndIndexItr),
      pBranchCounts_(iBranchCounts),
      pathsLeftToComplete_(0),
      nPathsOn_(0) {}

EarlyDeleteHelper::EarlyDeleteHelper

(

const EarlyDeleteHelper &

rhs

)

Definition at line 42 of file EarlyDeleteHelper.cc.

    : pBeginIndex_(rhs.pBeginIndex_),
      pEndIndex_(rhs.pEndIndex_),
      pBranchCounts_(rhs.pBranchCounts_),
      pathsLeftToComplete_(rhs.pathsLeftToComplete_.load()),
      nPathsOn_(rhs.nPathsOn_) {}

Member Function Documentation

void edm::EarlyDeleteHelper::addedToPath ( )

inline

Definition at line 57 of file EarlyDeleteHelper.h.

{ ++nPathsOn_; }

void EarlyDeleteHelper::appendIndex

(

unsigned int

index

)

Definition at line 94 of file EarlyDeleteHelper.cc.

References pEndIndex_.

                                                       {
  *pEndIndex_ = iIndex;
  ++pEndIndex_;
}

unsigned int* edm::EarlyDeleteHelper::begin ( void  )

inline

Definition at line 61 of file EarlyDeleteHelper.h.

{ return pBeginIndex_; }

unsigned int* edm::EarlyDeleteHelper::end ( void  )

inline

Definition at line 62 of file EarlyDeleteHelper.h.

Referenced by Types.LuminosityBlockRange::cppID(), and Types.EventRange::cppID().

{ return pEndIndex_; }

void EarlyDeleteHelper::moduleRan

(

EventPrincipal const &

iEvent

)

Definition at line 68 of file EarlyDeleteHelper.cc.

References KineDebug3::count(), edm::Principal::deleteProduct(), pathsLeftToComplete_, pBeginIndex_, and pEndIndex_.

Referenced by pathFinished().

                                                              {
  pathsLeftToComplete_ = 0;
  for (auto it = pBeginIndex_; it != pEndIndex_; ++it) {
    auto& count = (*pBranchCounts_)[*it];
    assert(count.count > 0);
    auto value = --(count.count);
    if (value == 0) {
      iEvent.deleteProduct(count.branch);
    }
  }
}

EarlyDeleteHelper& edm::EarlyDeleteHelper::operator= ( const EarlyDeleteHelper &  )

default

void EarlyDeleteHelper::pathFinished

(

EventPrincipal const &

iEvent

)

Definition at line 80 of file EarlyDeleteHelper.cc.

References moduleRan(), and pathsLeftToComplete_.

                                                                 {
  unsigned int value = pathsLeftToComplete_;
  while (value > 0) {
    if (pathsLeftToComplete_.compare_exchange_strong(value, value - 1)) {
      //we were the thread that changed the value
      if (value == 1) {
        //we can never reach this module now so declare it as run
        moduleRan(iEvent);
      }
      break;
    }
  }
}

void edm::EarlyDeleteHelper::reset ( void  )

inline

Definition at line 54 of file EarlyDeleteHelper.h.

{ pathsLeftToComplete_ = nPathsOn_; }

void EarlyDeleteHelper::shiftIndexPointers

(

unsigned int

iShift

)

Definition at line 99 of file EarlyDeleteHelper.cc.

References pBeginIndex_, and pEndIndex_.

                                                              {
  pEndIndex_ -= iShift;
  pBeginIndex_ -= iShift;
}

Member Data Documentation

unsigned int edm::EarlyDeleteHelper::nPathsOn_

private

Definition at line 70 of file EarlyDeleteHelper.h.

std::atomic<unsigned int> edm::EarlyDeleteHelper::pathsLeftToComplete_

private

Definition at line 69 of file EarlyDeleteHelper.h.

Referenced by moduleRan(), and pathFinished().

unsigned int* edm::EarlyDeleteHelper::pBeginIndex_

private

Definition at line 66 of file EarlyDeleteHelper.h.

Referenced by moduleRan(), and shiftIndexPointers().

std::vector<BranchToCount>* edm::EarlyDeleteHelper::pBranchCounts_

private

Definition at line 68 of file EarlyDeleteHelper.h.

unsigned int* edm::EarlyDeleteHelper::pEndIndex_

private

Definition at line 67 of file EarlyDeleteHelper.h.

Referenced by appendIndex(), moduleRan(), and shiftIndexPointers().