In This Package:

RootOutputFileManager Class Reference

Manage output files. More...

#include <RootOutputFileManager.h>

Collaboration diagram for RootOutputFileManager:

[legend]List of all members.

Public Types
typedef std::map< std::string, std::pair< int, TFile * > >	FileMap
Public Member Functions
	RootOutputFileManager ()
virtual	~RootOutputFileManager ()
void	setIncidentSvc (IIncidentSvc *incsvc)
TFile *&	file (FileMap::iterator &it)
int &	count (FileMap::iterator &it)
TFile *	get_file (const std::string &filename)
void	close_file (TFile *&tfile)
Static Public Member Functions
static RootOutputFileManager &	get ()
Private Member Functions
void	fire (const std::string &filename, RootIOIncident::FileState state)
Private Attributes
FileMap	m_filemap
IIncidentSvc *	m_incsvc

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Detailed Description

Manage output files.

Many streams may share the same output file. This manages openning and closing the actual file.

This is not a user servicable class.

Brett Viren <bv@bnl.gov> Fri Feb 18 13:17:40 2011

Definition at line 27 of file RootOutputFileManager.h.

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Member Typedef Documentation

typedef std::map<std::string,std::pair<int,TFile*> > RootOutputFileManager::FileMap

Definition at line 39 of file RootOutputFileManager.h.

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Constructor & Destructor Documentation

RootOutputFileManager::RootOutputFileManager

(

)

Definition at line 9 of file RootOutputFileManager.cc.

    : m_incsvc(0)
{
}

RootOutputFileManager::~RootOutputFileManager

(

)

[virtual]

Definition at line 14 of file RootOutputFileManager.cc.

{
    if (m_incsvc) {
        m_incsvc->release();
    }
    m_incsvc = 0;
}

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Member Function Documentation

RootOutputFileManager & RootOutputFileManager::get

(

)

[static]

Definition at line 22 of file RootOutputFileManager.cc.

{
    static RootOutputFileManager* me = 0;
    if (!me) me = new RootOutputFileManager;
    return *me;
}

void RootOutputFileManager::setIncidentSvc

(

IIncidentSvc *

incsvc

)

Definition at line 30 of file RootOutputFileManager.cc.

{
    if (m_incsvc) {
        m_incsvc->release();
        m_incsvc = 0;
    }
    m_incsvc = incsvc;
    if (m_incsvc) {
        m_incsvc->addRef();
    }
}

TFile *& RootOutputFileManager::file

(

FileMap::iterator &

it

)

Definition at line 42 of file RootOutputFileManager.cc.

{
    return it->second.second; 
}

int & RootOutputFileManager::count

(

FileMap::iterator &

it

)

Definition at line 47 of file RootOutputFileManager.cc.

{
    return it->second.first; 
}

TFile* RootOutputFileManager::get_file

(

const std::string &

filename

)

void RootOutputFileManager::close_file

(

TFile *&

tfile

)

Definition at line 75 of file RootOutputFileManager.cc.

                                                    {
    string filename = tfile->GetName();
    tfile = 0;
    FileMap::iterator it = m_filemap.find(filename);
    if (it == m_filemap.end()) {  // miss, already closed?
        return;
    }

    --count(it);
    if (count(it)) return;  // still more references

    this->fire(filename,RootIOIncident::closing_output);
    file(it)->Close();
    this->fire(filename,RootIOIncident::closed_output);
    delete file(it);
    file(it) = 0;
    m_filemap.erase(it);
}

void RootOutputFileManager::fire	(	const std::string &	filename,
		RootIOIncident::FileState	state
	)			[private]

Definition at line 52 of file RootOutputFileManager.cc.

{
    if (!m_incsvc) {
        return;                 // error message?
    }

    m_incsvc->fireIncident(RootIOIncident("RootOutputFileManager","RootIOIncident",filename,state));    
}

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Member Data Documentation

FileMap RootOutputFileManager::m_filemap [private]

Definition at line 54 of file RootOutputFileManager.h.

IIncidentSvc* RootOutputFileManager::m_incsvc [private]

Definition at line 55 of file RootOutputFileManager.h.

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

• /home/dayabay/installs/trunk_2011_04_11_opt/NuWa-trunk/dybgaudi/RootIO/RootIOSvc/src/lib/RootOutputFileManager.h
• /home/dayabay/installs/trunk_2011_04_11_opt/NuWa-trunk/dybgaudi/RootIO/RootIOSvc/src/lib/RootOutputFileManager.cc

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