Description: Base class converter for N-tuples and related classes. More...

#include <Root/RootStatCnv.h>

Inheritance diagram for Gaudi::RootStatCnv:

Collaboration diagram for Gaudi::RootStatCnv:

Public Member Functions
	RootStatCnv (long typ, const CLID &clid, ISvcLocator svc, RootCnvSvc mgr)
	Initializing Constructor.

virtual	~RootStatCnv ()
	Standard Destructor.

Public Member Functions inherited from Gaudi::RootConverter
	RootConverter (long typ, const CLID &clid, ISvcLocator svc, RootCnvSvc mgr)
	Initializing Constructor.

virtual	~RootConverter ()
	Standard Destructor.

virtual long	repSvcType () const
	Retrieve the class type of the data store the converter uses.

virtual StatusCode	createObj (IOpaqueAddress pAddr, DataObject &refpObj)
	Converter overrides: Create transient object from persistent data.

virtual StatusCode	fillObjRefs (IOpaqueAddress pAddr, DataObject pObj)
	Resolve the references of the created transient object.

virtual StatusCode	createRep (DataObject pObj, IOpaqueAddress &refpAddr)
	Converter overrides: Convert the transient object to the requested representation.

virtual StatusCode	fillRepRefs (IOpaqueAddress pAddr, DataObject pObj)
	Resolve the references of the created transient object.

Public Member Functions inherited from Converter
virtual StatusCode	setDataProvider (IDataProviderSvc *svc)
	Set Data provider service.

virtual SmartIF < IDataProviderSvc > &	dataProvider () const
	Get Data provider service.

virtual StatusCode	setConversionSvc (IConversionSvc *svc)
	Set conversion service the converter is connected to.

virtual SmartIF< IConversionSvc > &	conversionSvc () const
	Get conversion service the converter is connected to.

virtual StatusCode	setAddressCreator (IAddressCreator *creator)
	Set address creator facility.

virtual SmartIF < IAddressCreator > &	addressCreator () const
	Retrieve address creator facility.

virtual const CLID &	objType () const
	Retrieve the class type of objects the converter produces.

virtual long	i_repSvcType () const
	Retrieve the class type of the data store the converter uses.

virtual StatusCode	updateObj (IOpaqueAddress pAddress, DataObject refpObject)
	Update the transient object from the other representation.

virtual StatusCode	updateObjRefs (IOpaqueAddress pAddress, DataObject pObject)
	Update the references of an updated transient object.

virtual StatusCode	updateRep (IOpaqueAddress pAddress, DataObject pObject)
	Update the converted representation of a transient object.

virtual StatusCode	updateRepRefs (IOpaqueAddress pAddress, DataObject pObject)
	Update the references of an already converted object.

	Converter (long storage_type, const CLID &class_type, ISvcLocator *svc=0)
	Standard Constructor.

template<class T >
StatusCode	service (const std::string &name, T *&psvc, bool createIf=false) const
	Access a service by name, creating it if it doesn't already exist.

template<class T >
StatusCode	service (const std::string &type, const std::string &name, T *&psvc) const
	Access a service by name, type creating it if it doesn't already exist.

SmartIF< IService >	service (const std::string &name, const bool createIf=true) const
	Return a pointer to the service identified by name (or "type/name")

Protected Member Functions
MsgStream &	log () const
	Helper to use mesage logger.

virtual StatusCode	initialize ()
	Initialize converter object.

virtual StatusCode	finalize ()
	Finalize converter object.

virtual const std::string	containerName (IRegistry *pDir) const
	Retrieve the name of the container a given object is placed into.

virtual const std::string	fileName (IRegistry *pReg) const
	Retrieve the name of the file a given object is placed into.

virtual const std::string	topLevel (IRegistry *pReg) const
	Retrieve the full path of the file a given object is placed into.

StatusCode	makeError (const std::string &msg, bool throw_exception=false) const
	Helper method to issue error messages.

StatusCode	saveDescription (const std::string &path, const std::string &ident, const std::string &desc, const std::string &opt, const CLID &clid)
	Save statistics object description.

Protected Attributes
IDataManagerSvc *	m_dataMgr
	Reference to data manager service to manipulate the TES.

MsgStream *	m_log
	Reference to logger object.

Protected Attributes inherited from Gaudi::RootConverter
RootCnvSvc *	m_dbMgr
	Conversion service needed for proper operation to forward requests.

Additional Inherited Members
Public Types inherited from implements1< IConverter >
typedef implements1	base_class
	Typedef to this class.

typedef extend_interfaces1 < IConverter >	extend_interfaces_base
	Typedef to the base of this class.

typedef extend_interfaces_base::ext_iids	interfaces
	MPL set of all the implemented interfaces.

Static Public Member Functions inherited from IInterface
static const InterfaceID &	interfaceID ()
	Return an instance of InterfaceID identifying the interface.

Detailed Description

Description: Base class converter for N-tuples and related classes.

Author: M.Frank

Version: 1.0

Definition at line 31 of file RootStatCnv.h.

Constructor & Destructor Documentation

RootStatCnv::RootStatCnv	(	long	typ,
		const CLID &	clid,
		ISvcLocator *	svc,
		RootCnvSvc *	mgr
	)

Initializing Constructor.

Parameters

typ	[IN] Concrete storage type of the converter
clid	[IN] Class identifier of the object
svc	[IN] Pointer to service locator object

Returns: Reference to RootBaseCnv object

Definition at line 25 of file RootStatCnv.cpp.

: RootConverter(typ, clid, svc, mgr), m_dataMgr(0), m_log(0)
{
}

virtual Gaudi::RootStatCnv::~RootStatCnv ( )

inlinevirtual

Standard Destructor.

Definition at line 106 of file RootStatCnv.h.

{ }

Member Function Documentation

const string RootStatCnv::containerName ( IRegistry * pDir ) const

protectedvirtual

Retrieve the name of the container a given object is placed into.

Parameters

pReg	[IN] Pointer to registry entry.

Returns: Name of the container the object should be put to.

Reimplemented in Gaudi::RootDatabaseCnv.

Definition at line 58 of file RootStatCnv.cpp.

                                                             {
  const string& path = pReg->identifier();
  long loc = path.find('/',1);
  string local = "<local>";
  //local = "";
  if ( loc > 0 )  {
    loc = path.find('/',++loc);
    if ( loc > 0 )  {
      local += path.substr(loc,path.length()-loc);
    }
  }
  //for(size_t i=0; i<local.length();++i)
  //  if ( !isalnum(local[i])) local[i] = '_';
  return local;
}

const string RootStatCnv::fileName ( IRegistry * pReg ) const

protectedvirtual

Retrieve the name of the file a given object is placed into.

Parameters

pReg	[IN] Pointer to registry entry.

Returns: Name of the file the object should be put to.

Definition at line 75 of file RootStatCnv.cpp.

                                                        {
  string path = topLevel(pReg);
  DataObject* pObj = 0;
  dataProvider()->retrieveObject(path, pObj);
  if ( pObj )  {
    NTuple::File* fptr = dynamic_cast<NTuple::File*>(pObj);
    if ( fptr )  {
      return fptr->name();
    }
  }
  return "";
}

StatusCode RootStatCnv::finalize ( )

protectedvirtual

Finalize converter object.

Reimplemented from Converter.

Definition at line 45 of file RootStatCnv.cpp.

                                 {
  if ( m_log ) {
    delete m_log;
    m_log = 0;
  }
  if ( m_dataMgr ) {
    m_dataMgr->release();
    m_dataMgr = 0;
  }
  return RootConverter::finalize();
}

StatusCode RootStatCnv::initialize ( )

protectedvirtual

Initialize converter object.

Reimplemented from Converter.

Definition at line 31 of file RootStatCnv.cpp.

                                   {
  StatusCode sc = RootConverter::initialize();
  if ( sc.isSuccess() ) {
    sc = dataProvider()->queryInterface(IDataManagerSvc::interfaceID(),(void**)&m_dataMgr);
    if ( !sc.isSuccess() ) {
      return makeError("Failed to access IDataManagerSvc interface.");
    }
  }
  if ( m_log ) delete m_log;
  m_log = new MsgStream(msgSvc(),System::typeinfoName(typeid(*this)));
  return sc;
}

MsgStream& Gaudi::RootStatCnv::log ( ) const

inlineprotected

Helper to use mesage logger.

Definition at line 39 of file RootStatCnv.h.

{ return *m_log; }

StatusCode RootStatCnv::makeError	(	const std::string &	msg,
		bool	throw_exception = `false`
	)		const

protected

Helper method to issue error messages.

Parameters

msg	[IN] Text of the error message
throw_exc[IN]	If true throw an exception of type std::runtime_error

Returns: Status code indicating success or failure.

Definition at line 105 of file RootStatCnv.cpp.

                                                                             {
  if ( m_log )  {
    log() << MSG::ERROR << msg << endmsg;
  }
  else {
    MsgStream l(msgSvc(),"RootConverter");
    l << MSG::ERROR << msg << endmsg;    
  }
  if ( throw_exc ) {
  }
  return StatusCode::FAILURE;
}

StatusCode RootStatCnv::saveDescription	(	const std::string &	path,
		const std::string &	ident,
		const std::string &	desc,
		const std::string &	opt,
		const CLID &	clid
	)

protected

Save statistics object description.

Parameters

path	[IN] Path of file to save the description on.
ident	[IN] Identifier of description to be saved.
desc	[IN] Description
opt	[IN] Optional description
guid	[IN] Object giud of described object
openMode	[IN] Mode of opening the file to save description

Returns: Status code indicating success or failure.

Definition at line 120 of file RootStatCnv.cpp.

{
  RootDataConnection* con = 0;
  StatusCode status = m_dbMgr->connectDatabase(path, IDataConnection::UPDATE, &con);
  if ( status.isSuccess() )  {
    TClass* cl = gROOT->GetClass("Gaudi::RootNTupleDescriptor",kTRUE);
    if ( cl ) {
      RootNTupleDescriptor* ptr;
      auto_ptr<RootNTupleDescriptor> dsc(ptr=new RootNTupleDescriptor());
      TBranch* b = con->getBranch("##Descriptors","GaudiStatisticsDescription",cl,ptr,512,0);
      if ( b ) {
        dsc->description = desc;
        dsc->optional    = opt;
        dsc->container   = ident;
        dsc->clid        = clid;
        b->SetAddress(&ptr);
        int nb = b->Fill();
        if ( nb > 1 ) {
          log() << MSG::DEBUG << "Save description for " << ident << endmsg;
          return StatusCode::SUCCESS;
        }
      }
      return makeError("Failed to access ROOT branch GaudiStatisticsDescription");
    }
    return makeError("Failed to access TClass RootNTupleDescriptor");
  }
  return makeError("Failed to access Tuple file:"+path);
}

const string RootStatCnv::topLevel ( IRegistry * pReg ) const

protectedvirtual

Retrieve the full path of the file a given object is placed into.

Parameters

pReg	[IN] Pointer to registry entry.

Returns: Name of the file the object should be put to.

Definition at line 89 of file RootStatCnv.cpp.

                                                          {
  if ( pReg )    {
    string path = pReg->identifier();
    size_t idx = path.find('/', 1);
    if ( idx != string::npos )  {
      idx = path.find('/', idx+1);
      if ( idx != string::npos )  {
        path = path.substr(0, idx);
      }
      return path;
    }
  }
  return "";
}

Member Data Documentation

IDataManagerSvc* Gaudi::RootStatCnv::m_dataMgr

protected

Reference to data manager service to manipulate the TES.

Definition at line 34 of file RootStatCnv.h.

MsgStream* Gaudi::RootStatCnv::m_log

protected

Reference to logger object.

Definition at line 36 of file RootStatCnv.h.

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

/afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r6/RootCnv/RootCnv/RootStatCnv.h
/afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r6/RootCnv/src/RootStatCnv.cpp

Gaudi Framework, version v23r6

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation