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 28 of file JTreeWriter.hh.

Constructor & Destructor Documentation

JTreeWriter()

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 40 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

GetBranch()

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 61 of file JTreeWriter.hh.

    { 
      return branch; 
    }

Write()

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 73 of file JTreeWriter.hh.

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

getTreeParameters()

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

inlineinherited

Get TTree parameters.

Returns

TTree parameters

Definition at line 60 of file JTreeParameters.hh.

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

getTreeName()

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

inlineinherited

Get TTree name.

Returns

TTree name

Definition at line 71 of file JTreeParameters.hh.

    {
      return treeName;
    }

getTreeTitle()

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

inlineinherited

Get TTree title.

Returns

TTree title

Definition at line 82 of file JTreeParameters.hh.

    {
      return treeTitle;
    }

getBranchName()

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

inlineinherited

Get TBranch name.

Returns

TBranch name

Definition at line 93 of file JTreeParameters.hh.

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

getCompressionLevel()

int JROOT::JTreeParameters::getCompressionLevel ( ) const

inlineinherited

Get compression level.

Returns

compression level

Definition at line 104 of file JTreeParameters.hh.

    {
      return compressionLevel;
    }

getBasketSize()

int JROOT::JTreeParameters::getBasketSize ( ) const

inlineinherited

Get basket size.

Returns

basket size

Definition at line 115 of file JTreeParameters.hh.

    {
      return basketSize;
    }

getSplitLevel()

int JROOT::JTreeParameters::getSplitLevel ( ) const

inlineinherited

Get split level.

Returns

split level

Definition at line 126 of file JTreeParameters.hh.

    {
      return splitLevel;
    }

Member Data Documentation

branch

template<class T>

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

private

Pointer to unique branch belonging to this TTree.

Definition at line 82 of file JTreeWriter.hh.

address

template<class T>

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

private

Pointer to unique object belonging to this TTree.

Definition at line 83 of file JTreeWriter.hh.

treeName

TString JROOT::JTreeParameters::treeName

protectedinherited

TTree name.

Definition at line 133 of file JTreeParameters.hh.

treeTitle

TString JROOT::JTreeParameters::treeTitle

protectedinherited

TTree title.

Definition at line 134 of file JTreeParameters.hh.

branchName

TString JROOT::JTreeParameters::branchName

protectedinherited

TBranch name.

Definition at line 135 of file JTreeParameters.hh.

compressionLevel

int JROOT::JTreeParameters::compressionLevel

protectedinherited

TBranch compression level.

Definition at line 136 of file JTreeParameters.hh.

basketSize

int JROOT::JTreeParameters::basketSize

protectedinherited

TBranch basket size.

Definition at line 137 of file JTreeParameters.hh.

splitLevel

int JROOT::JTreeParameters::splitLevel

protectedinherited

TBranch split level.

Definition at line 138 of file JTreeParameters.hh.

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

• JTreeWriter.hh