G4RootFileManager Class Reference

#include <G4RootFileManager.hh>

Inheritance diagram for G4RootFileManager:

Public Member Functions
	G4RootFileManager (const G4AnalysisManagerState &state)
virtual	~G4RootFileManager ()
virtual G4bool	OpenFile (const G4String &fileName)
virtual G4bool	WriteFile ()
virtual G4bool	CloseFile ()
G4bool	CreateHistoDirectory ()
G4bool	CreateNtupleDirectory ()
tools::wroot::file *	GetFile () const
tools::wroot::directory *	GetHistoDirectory () const
tools::wroot::directory *	GetNtupleDirectory () const
Public Member Functions inherited from G4VFileManager
	G4VFileManager (const G4AnalysisManagerState &state)
virtual	~G4VFileManager ()
G4bool	SetFileName (const G4String &fileName)
G4bool	SetHistoDirectoryName (const G4String &dirName)
G4bool	SetNtupleDirectoryName (const G4String &dirName)
G4String	GetFileName () const
G4String	GetFullFileName () const
G4String	GetNtupleFileName (const G4String &ntupleName) const
G4String	GetHistoDirectoryName () const
G4String	GetNtupleDirectoryName () const
G4String	GetFileType () const

Additional Inherited Members
Protected Attributes inherited from G4VFileManager
const G4AnalysisManagerState &	fState
G4String	fFileName
G4String	fHistoDirectoryName
G4String	fNtupleDirectoryName
G4bool	fLockFileName
G4bool	fLockHistoDirectoryName
G4bool	fLockNtupleDirectoryName

Detailed Description

Definition at line 45 of file G4RootFileManager.hh.

Constructor & Destructor Documentation

G4RootFileManager::G4RootFileManager

(

const G4AnalysisManagerState &

state

)

Definition at line 40 of file G4RootFileManager.cc.

 : G4VFileManager(state),
   fFile(0),
   fHistoDirectory(0),
   fNtupleDirectory(0)
{
}

G4RootFileManager::~G4RootFileManager ( )

virtual

Definition at line 49 of file G4RootFileManager.cc.

{  
  delete fFile;  
}

Member Function Documentation

G4bool G4RootFileManager::CloseFile ( )

virtual

Implements G4VFileManager.

Definition at line 110 of file G4RootFileManager.cc.

References G4VFileManager::fLockFileName.

Referenced by G4RootAnalysisManager::CloseFileImpl().

{
  // close file
  fFile->close();  
  fLockFileName = false;

  return true;
} 

G4bool G4RootFileManager::CreateHistoDirectory

(

)

Definition at line 120 of file G4RootFileManager.cc.

References G4VFileManager::fHistoDirectoryName, G4VFileManager::fState, G4Exception(), G4AnalysisManagerState::GetVerboseL2(), G4AnalysisManagerState::GetVerboseL4(), JustWarning, and G4AnalysisVerbose::Message().

Referenced by OpenFile().

{
  if ( fHistoDirectoryName == "" ) {
    // Do not create a new directory if its name is not set
    fHistoDirectory = &(fFile->dir());
    return true;
  }  
  
#ifdef G4VERBOSE
  if ( fState.GetVerboseL4() ) 
    fState.GetVerboseL4()
      ->Message("create", "directory for histograms", fHistoDirectoryName);
#endif
  
  fHistoDirectory = fFile->dir().mkdir(fHistoDirectoryName);
  if ( ! fHistoDirectory ) {
    G4ExceptionDescription description;
    description << "      " 
                << "cannot create directory " << fHistoDirectoryName;
    G4Exception("G4RootFileManager::CreateHistoDirectory()",
              "Analysis_W002", JustWarning, description);
    return false;       
  }       
#ifdef G4VERBOSE
  else {
    if ( fState.GetVerboseL2() ) 
      fState.GetVerboseL2()
        ->Message("create", "directory for histograms", fHistoDirectoryName);
  }    
#endif
  return true;
}

G4bool G4RootFileManager::CreateNtupleDirectory

(

)

Definition at line 154 of file G4RootFileManager.cc.

References G4VFileManager::fNtupleDirectoryName, G4VFileManager::fState, G4Exception(), G4AnalysisManagerState::GetVerboseL2(), G4AnalysisManagerState::GetVerboseL4(), JustWarning, and G4AnalysisVerbose::Message().

Referenced by OpenFile().

{
  if ( fNtupleDirectoryName == "" ) {
    // Do not create a new directory if its name is not set
    fNtupleDirectory = &(fFile->dir());
    return true;
  }  
  
#ifdef G4VERBOSE
  if ( fState.GetVerboseL4() ) 
    fState.GetVerboseL4()
      ->Message("create", "directory for ntuples", fNtupleDirectoryName);
#endif

  fNtupleDirectory = fFile->dir().mkdir(fNtupleDirectoryName);
  if ( ! fNtupleDirectory ) {
    G4ExceptionDescription description;
    description << "      " 
                << "cannot create directory " << fNtupleDirectoryName;
    G4Exception("G4RootFileManager::CreateNtupleDirectory()",
                "Analysis_W002", JustWarning, description);
    return false;       
  }       
#ifdef G4VERBOSE
  else {
    if ( fState.GetVerboseL2() ) 
      fState.GetVerboseL2()
        ->Message("create", "directory for ntuples", fNtupleDirectoryName);
  }    
#endif
  return true;
}

tools::wroot::file * G4RootFileManager::GetFile ( ) const

inline

Definition at line 74 of file G4RootFileManager.hh.

{ return fFile; }

tools::wroot::directory * G4RootFileManager::GetHistoDirectory ( ) const

inline

Definition at line 77 of file G4RootFileManager.hh.

{ return fHistoDirectory; }

tools::wroot::directory * G4RootFileManager::GetNtupleDirectory ( ) const

inline

Definition at line 80 of file G4RootFileManager.hh.

Referenced by G4RootAnalysisManager::OpenFileImpl().

{ return fNtupleDirectory; }

G4bool G4RootFileManager::OpenFile ( const G4String &  fileName )

virtual

Implements G4VFileManager.

Definition at line 58 of file G4RootFileManager.cc.

References CreateHistoDirectory(), CreateNtupleDirectory(), G4VFileManager::fFileName, G4VFileManager::fLockFileName, G4VFileManager::fLockHistoDirectoryName, G4VFileManager::fLockNtupleDirectoryName, G4Exception(), G4VFileManager::GetFullFileName(), and JustWarning.

Referenced by G4RootAnalysisManager::OpenFileImpl().

{
  // Keep file name
  fFileName =  fileName;
  G4String name = GetFullFileName();
  
  // delete previous file if exists
  if ( fFile ) delete fFile;
  
  fFile = new tools::wroot::file(std::cout, name);
  fFile->add_ziper('Z',tools::gzip_buffer);
  fFile->set_compression(9);
  
  if ( ! fFile->is_open() ) {
    G4ExceptionDescription description;
    description << "      " << "Cannot open file " << fileName;
    G4Exception("G4RootAnalysisManager::OpenFile()",
                "Analysis_W001", JustWarning, description);
    return false;
  }

  // Create directories
  if ( ! CreateHistoDirectory() ) return false;
  if ( ! CreateNtupleDirectory() ) return false;
  
  fLockFileName = true;
  fLockHistoDirectoryName = true;
  fLockNtupleDirectoryName = true;

  return true;
}  

G4bool G4RootFileManager::WriteFile ( )

virtual

Implements G4VFileManager.

Definition at line 91 of file G4RootFileManager.cc.

References G4VFileManager::fState, G4VFileManager::GetFullFileName(), G4AnalysisManagerState::GetVerboseL1(), G4AnalysisManagerState::GetVerboseL4(), G4AnalysisVerbose::Message(), and n.

Referenced by G4RootAnalysisManager::WriteImpl().

{
#ifdef G4VERBOSE
  if ( fState.GetVerboseL4() ) 
    fState.GetVerboseL4()->Message("write", "file", GetFullFileName());
#endif

  unsigned int n;
  G4bool result = fFile->write(n);

#ifdef G4VERBOSE
  if ( fState.GetVerboseL1() ) 
    fState.GetVerboseL1()->Message("write", "file", GetFullFileName(), result);
#endif

  return result;
}

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

• G4RootFileManager.hh
• G4RootFileManager.cc