#include <RootDelayedReader.h>

Inheritance diagram for edm::RootDelayedReader:

Public Types
typedef roottree::BranchInfo	BranchInfo
typedef roottree::BranchMap	BranchMap
typedef roottree::EntryNumber	EntryNumber
typedef roottree::BranchMap::const_iterator	iterator
Public Member Functions
RootDelayedReader &	operator= (RootDelayedReader const &)
	RootDelayedReader (RootTree const &tree, boost::shared_ptr< InputFile > filePtr)
	RootDelayedReader (RootDelayedReader const &)
virtual	~RootDelayedReader ()
Private Member Functions
BranchMap const &	branches () const
iterator	branchIter (BranchKey const &k) const
EntryNumber const &	entryNumber () const
bool	found (iterator const &iter) const
BranchInfo const &	getBranchInfo (iterator const &iter) const
virtual WrapperOwningHolder	getProduct_ (BranchKey const &k, WrapperInterfaceBase const interface, EDProductGetter const ep) const
virtual void	mergeReaders_ (DelayedReader *other)
virtual void	reset_ ()
Private Attributes
boost::shared_ptr< InputFile >	filePtr_
DelayedReader *	nextReader_
RootTree const &	tree_

Detailed Description

Definition at line 26 of file RootDelayedReader.h.

Member Typedef Documentation

typedef roottree::BranchInfo edm::RootDelayedReader::BranchInfo

Definition at line 28 of file RootDelayedReader.h.

typedef roottree::BranchMap edm::RootDelayedReader::BranchMap

Definition at line 29 of file RootDelayedReader.h.

typedef roottree::EntryNumber edm::RootDelayedReader::EntryNumber

Definition at line 31 of file RootDelayedReader.h.

typedef roottree::BranchMap::const_iterator edm::RootDelayedReader::iterator

Definition at line 30 of file RootDelayedReader.h.

Constructor & Destructor Documentation

data refman pasoursint CMSSW_5_3_0 src IOPool Input src RootDelayedReader cc edm::RootDelayedReader::RootDelayedReader	(	RootTree const &	tree,
		boost::shared_ptr< InputFile >	filePtr
	)

Definition at line 16 of file RootDelayedReader.cc.

                                          :
   tree_(tree),
   filePtr_(filePtr),
   nextReader_() {
  }

edm::RootDelayedReader::~RootDelayedReader ( ) [virtual]

Definition at line 24 of file RootDelayedReader.cc.

edm::RootDelayedReader::RootDelayedReader ( RootDelayedReader const & )

Member Function Documentation

BranchMap const& edm::RootDelayedReader::branches ( ) const [inline, private]

Definition at line 45 of file RootDelayedReader.h.

References edm::RootTree::branches(), and tree_.

Referenced by branchIter(), and found().

{return tree_.branches();}

iterator edm::RootDelayedReader::branchIter ( BranchKey const & k ) const [inline, private]

Definition at line 47 of file RootDelayedReader.h.

References branches().

{return branches().find(k);}

EntryNumber const& edm::RootDelayedReader::entryNumber ( ) const [inline, private]

Definition at line 46 of file RootDelayedReader.h.

References edm::RootTree::entryNumber(), and tree_.

{return tree_.entryNumber();}

bool edm::RootDelayedReader::found ( iterator const & iter ) const [inline, private]

Definition at line 48 of file RootDelayedReader.h.

References branches().

{return iter != branches().end();}

BranchInfo const& edm::RootDelayedReader::getBranchInfo ( iterator const & iter ) const [inline, private]

Definition at line 49 of file RootDelayedReader.h.

{return iter->second; }

WrapperOwningHolder edm::RootDelayedReader::getProduct_	(	BranchKey const &	k,
		WrapperInterfaceBase const *	interface,
		EDProductGetter const *	ep
	)		const `[private, virtual]`

Implements edm::DelayedReader.

Definition at line 28 of file RootDelayedReader.cc.

                      {
      if (nextReader_) {
        return nextReader_->getProduct(k, interface, ep);
      } else {
        return WrapperOwningHolder();
      }
    }
    roottree::BranchInfo const& branchInfo = getBranchInfo(iter);
    TBranch* br = branchInfo.productBranch_;
    if (br == 0) {
      if (nextReader_) {
        return nextReader_->getProduct(k, interface, ep);
      } else {
        return WrapperOwningHolder();
      }
    }
    setRefCoreStreamer(ep);
    TClass* cp = branchInfo.classCache_;
    if(0 == cp) {
      branchInfo.classCache_ = gROOT->GetClass(branchInfo.branchDescription_.wrappedName().c_str());
      cp = branchInfo.classCache_;
    }
    void* p = cp->New();
    br->SetAddress(&p);
    tree_.getEntry(br, entryNumber());
    if(tree_.branchType() == InEvent) {
      InputFile::reportReadBranch(std::string(br->GetName()));
    }
    setRefCoreStreamer(false);
    WrapperOwningHolder edp(p, interface);
    return edp;
  }
}