JROOT::JTreeWriter< T > Class Template Reference

Auxiliary class for template TTree writing. More...

#include <JTreeWriter.hh>

Inheritance diagram for JROOT::JTreeWriter< T >:

Public Member Functions
	JTreeWriter (const JTreeParameters &parameters=JROOT::getTreeParameters< T >())
	Constructor. More...
const TBranch *	GetBranch () const
	Get the pointer to the unique TBranch belonging this TTree. More...
Int_t	Write (const T &object)
	Data object output equivalent of TTree::Fill(). More...
const JTreeParameters &	getTreeParameters () const
	Get TTree parameters. More...
const TString &	getTreeName () const
	Get TTree name. More...
const TString &	getTreeTitle () const
	Get TTree title. More...
const TString &	getBranchName () const
	Get TBranch name. More...
int	getCompressionLevel () const
	Get compression level. More...
int	getBasketSize () const
	Get basket size. More...
int	getSplitLevel () const
	Get split level. More...

Protected Attributes
TString	treeName
	TTree name. More...
TString	treeTitle
	TTree title. More...
TString	branchName
	TBranch name. More...
int	compressionLevel
	TBranch compression level. More...
int	basketSize
	TBranch basket size. More...
int	splitLevel
	TBranch split level. More...

Private Attributes
TBranch *	branch
	Pointer to unique branch belonging to this TTree. More...
const T *	address
	Pointer to unique object belonging to this TTree. More...

Detailed Description

template<class T>
class JROOT::JTreeWriter< T >

Auxiliary class for template TTree writing.

Definition at line 31 of file JTreeWriter.hh.

Constructor & Destructor Documentation

template<class T>

JROOT::JTreeWriter< T >::JTreeWriter ( const JTreeParameters &  parameters = JROOT::getTreeParameters<T>() )

inline

Constructor.

Note that the default TTree parameters are obtained using method JROOT::getTreeParameters.

Parameters

parameters

parameters of TTree

Definition at line 43 of file JTreeWriter.hh.

                                                                                 :
      JTreeParameters(parameters),
      address(NULL)
    {
      SetNameTitle(this->getTreeName(), this->getTreeTitle());

      branch = Branch(this->getBranchName(),
                      T::Class_Name(), 
                      &address, 
                      this->getBasketSize(), 
                      this->getSplitLevel());

      branch->SetCompressionLevel(this->getCompressionLevel());
    }

Member Function Documentation

template<class T>

const TBranch* JROOT::JTreeWriter< T >::GetBranch ( ) const

inline

Get the pointer to the unique TBranch belonging this TTree.

Returns

pointer to TBranch

Definition at line 64 of file JTreeWriter.hh.

    { 
      return branch; 
    }

template<class T>

Int_t JROOT::JTreeWriter< T >::Write ( const T &  object )

inline

Data object output equivalent of TTree::Fill().

Parameters

object

data object

Returns

as TTree::Fill

Definition at line 76 of file JTreeWriter.hh.

    {
      address = &object;
    
      return this->Fill();
    }

const JTreeParameters& JROOT::JTreeParameters::getTreeParameters ( ) const

inlineinherited

Get TTree parameters.

Returns

TTree parameters

Definition at line 63 of file JTreeParameters.hh.

    {
      return static_cast<const JTreeParameters&>(*this);
    }

const TString& JROOT::JTreeParameters::getTreeName ( ) const

inlineinherited

Get TTree name.

Returns

TTree name

Definition at line 74 of file JTreeParameters.hh.

    {
      return treeName;
    }

const TString& JROOT::JTreeParameters::getTreeTitle ( ) const

inlineinherited

Get TTree title.

Returns

TTree title

Definition at line 85 of file JTreeParameters.hh.

    {
      return treeTitle;
    }

const TString& JROOT::JTreeParameters::getBranchName ( ) const

inlineinherited

Get TBranch name.

Returns

TBranch name

Definition at line 96 of file JTreeParameters.hh.

    {
      return (branchName != "" ? branchName : treeName);
    }

int JROOT::JTreeParameters::getCompressionLevel ( ) const

inlineinherited

Get compression level.

Returns

compression level

Definition at line 107 of file JTreeParameters.hh.

    {
      return compressionLevel;
    }

int JROOT::JTreeParameters::getBasketSize ( ) const

inlineinherited

Get basket size.

Returns

basket size

Definition at line 118 of file JTreeParameters.hh.

    {
      return basketSize;
    }

int JROOT::JTreeParameters::getSplitLevel ( ) const

inlineinherited

Get split level.

Returns

split level

Definition at line 129 of file JTreeParameters.hh.

    {
      return splitLevel;
    }

Member Data Documentation

template<class T>

TBranch* JROOT::JTreeWriter< T >::branch

private

Pointer to unique branch belonging to this TTree.

Definition at line 88 of file JTreeWriter.hh.

template<class T>

const T* JROOT::JTreeWriter< T >::address

private

Pointer to unique object belonging to this TTree.

Definition at line 89 of file JTreeWriter.hh.

TString JROOT::JTreeParameters::treeName

protectedinherited

TTree name.

Definition at line 155 of file JTreeParameters.hh.

TString JROOT::JTreeParameters::treeTitle

protectedinherited

TTree title.

Definition at line 156 of file JTreeParameters.hh.

TString JROOT::JTreeParameters::branchName

protectedinherited

TBranch name.

Definition at line 157 of file JTreeParameters.hh.

int JROOT::JTreeParameters::compressionLevel

protectedinherited

TBranch compression level.

Definition at line 158 of file JTreeParameters.hh.

int JROOT::JTreeParameters::basketSize

protectedinherited

TBranch basket size.

Definition at line 159 of file JTreeParameters.hh.

int JROOT::JTreeParameters::splitLevel

protectedinherited

TBranch split level.

Definition at line 160 of file JTreeParameters.hh.

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

• JTreeWriter.hh