PersistencySvc class implementation definition. More...

#include <PersistencySvc.h>

Inheritance diagram for PersistencySvc:

Collaboration diagram for PersistencySvc:

Classes
class	ServiceEntry

Public Member Functions
IPersistencySvc Interface implementation
long	repSvcType () const
	Return default service type.

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

virtual StatusCode	createObj (IOpaqueAddress pAddress, DataObject &refpObject)
	Implementation of IConverter: Create the transient representation of an object.

virtual StatusCode	fillObjRefs (IOpaqueAddress pAddress, DataObject pObject)
	Implementation of IConverter: Resolve the references of the created transient object.

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

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

virtual StatusCode	createRep (DataObject pObject, IOpaqueAddress &refpAddress)
	Implementation of IConverter: Convert the transient object to the requested representation.

virtual StatusCode	fillRepRefs (IOpaqueAddress pAddress, DataObject pObject)
	Implementation of IConverter: Resolve the references of the converted object.

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

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

virtual StatusCode	setDataProvider (IDataProviderSvc *pStore)
	Define transient datastore.

virtual SmartIF < IDataProviderSvc > &	dataProvider () const
	Access reference to transient datastore.

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 StatusCode	addConverter (IConverter *pConverter)
	Add converter object to conversion service.

virtual StatusCode	addConverter (const CLID &clid)
	Add converter object to conversion service.

virtual IConverter *	converter (const CLID &clid)
	Retrieve converter from list.

virtual StatusCode	removeConverter (const CLID &clid)
	Remove converter object from conversion service (if present).

virtual StatusCode	connectOutput (const std::string &outputFile, const std::string &openMode)
	Connect the output file to the service with open mode.

virtual StatusCode	connectOutput (const std::string &outputFile)
	Connect the output file to the service.

virtual StatusCode	commitOutput (const std::string &output, bool do_commit)
	Commit pending output.

virtual StatusCode	createAddress (long svc_type, const CLID &clid, const std::string pars, const unsigned long ipars, IOpaqueAddress *&refpAddress)
	Create a Generic address using explicit arguments to identify a single object.

virtual StatusCode	convertAddress (const IOpaqueAddress *pAddress, std::string &refAddress)
	Convert an address to string form.

virtual StatusCode	createAddress (long svc_type, const CLID &clid, const std::string &refAddress, IOpaqueAddress *&refpAddress)
	Convert an address in string form to object form.

: IPersistencySvc implementation
virtual StatusCode	addCnvService (IConversionSvc *service)
	Add a new Service.

virtual StatusCode	removeCnvService (long type)
	Remove a Service.

virtual StatusCode	setDefaultCnvService (long type)
	Set default service type.

virtual StatusCode	getService (long service_type, IConversionSvc *&refpSvc)
	Retrieve conversion service identified by technology.

virtual StatusCode	getService (const std::string &service_type, IConversionSvc *&refpSvc)
	Retrieve conversion service identified by technology.

: IService implementation
virtual StatusCode	initialize ()
	Initialize the service.

virtual StatusCode	finalize ()
	stop the service.

Public Member Functions inherited from extends3< Service, IConversionSvc, IPersistencySvc, IAddressCreator >
	extends3 (A1 a1, A2 a2, A3 a3)
	Templated constructor with 3 arguments.

	extends3 (A1 a1, A2 a2)
	Templated constructor with 2 arguments.

	extends3 (A1 a1)
	Templated constructor with 1 argument.

	extends3 ()
	Default constructor.

virtual void *	i_cast (const InterfaceID &tid) const
	Implementation of IInterface::i_cast.

virtual StatusCode	queryInterface (const InterfaceID &ti, void **pp)
	Implementation of IInterface::queryInterface.

virtual std::vector< std::string >	getInterfaceNames () const
	Implementation of IInterface::getInterfaceNames.

virtual	~extends3 ()
	Virtual destructor.

Public Member Functions inherited from Service
virtual unsigned long	release ()
	Release Interface instance.

virtual const std::string &	name () const
	Retrieve name of the service.

virtual StatusCode	configure ()

virtual StatusCode	start ()

virtual StatusCode	stop ()

virtual StatusCode	terminate ()

virtual Gaudi::StateMachine::State	FSMState () const

virtual Gaudi::StateMachine::State	targetFSMState () const

virtual StatusCode	reinitialize ()

virtual StatusCode	restart ()

virtual StatusCode	sysInitialize ()
	Initialize Service.

virtual StatusCode	sysStart ()
	Initialize Service.

virtual StatusCode	sysStop ()
	Initialize Service.

virtual StatusCode	sysFinalize ()
	Finalize Service.

virtual StatusCode	sysReinitialize ()
	Re-initialize the Service.

virtual StatusCode	sysRestart ()
	Re-initialize the Service.

virtual StatusCode	setProperty (const Property &p)

virtual StatusCode	setProperty (const std::string &s)

virtual StatusCode	setProperty (const std::string &n, const std::string &v)

virtual StatusCode	getProperty (Property *p) const

virtual const Property &	getProperty (const std::string &name) const

virtual StatusCode	getProperty (const std::string &n, std::string &v) const

virtual const std::vector < Property * > &	getProperties () const

template<class TYPE >
StatusCode	setProperty (const std::string &name, const TYPE &value)
	set the property form the value

	Service (const std::string &name, ISvcLocator *svcloc)
	Standard Constructor.

SmartIF< ISvcLocator > &	serviceLocator () const
	Retrieve pointer to service locator.

StatusCode	setProperties ()
	Method for setting declared properties to the values specified for the job.

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

template<class T >
StatusCode	service (const std::string &name, T *&psvc, bool createIf=true) const

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

template<class T >
Property *	declareProperty (const std::string &name, T &property, const std::string &doc="none") const
	Declare the named property.

Property *	declareRemoteProperty (const std::string &name, IProperty *rsvc, const std::string &rname="") const
	Declare remote named properties.

SmartIF< IAuditorSvc > &	auditorSvc () const
	The standard auditor service.May not be invoked before sysInitialize() has been invoked.

Public Member Functions inherited from CommonMessaging< implements3< IService, IProperty, IStateful > >
	CommonMessaging (const A1 &a1, const A2 &a2, const A3 &a3)
	Templated constructor with 3 arguments.

	CommonMessaging (const A1 &a1, const A2 &a2)
	Templated constructor with 2 arguments.

	CommonMessaging (const A1 &a1)
	Templated constructor with 1 argument.

	CommonMessaging ()
	Default constructor.

virtual	~CommonMessaging ()
	Virtual destructor.

SmartIF< IMessageSvc > &	msgSvc () const
	The standard message service.

MsgStream &	msgStream () const
	Return an uninitialized MsgStream.

MsgStream &	msgStream (const MSG::Level level) const
	Predefined configurable message stream for the efficient printouts.

MsgStream &	always () const
	shortcut for the method msgStream(MSG::ALWAYS)

MsgStream &	fatal () const
	shortcut for the method msgStream(MSG::FATAL)

MsgStream &	err () const
	shortcut for the method msgStream(MSG::ERROR)

MsgStream &	error () const
	shortcut for the method msgStream(MSG::ERROR)

MsgStream &	warning () const
	shortcut for the method msgStream(MSG::WARNING)

MsgStream &	info () const
	shortcut for the method msgStream(MSG::INFO)

MsgStream &	debug () const
	shortcut for the method msgStream(MSG::DEBUG)

MsgStream &	verbose () const
	shortcut for the method msgStream(MSG::VERBOSE)

MsgStream &	msg () const
	shortcut for the method msgStream(MSG::INFO)

MSG::Level	msgLevel () const
	get the output level from the embedded MsgStream

bool	msgLevel (MSG::Level lvl) const
	get the output level from the embedded MsgStream

Public Member Functions inherited from extend_interfaces3< I1, I2, I3 >
virtual	~extend_interfaces3 ()
	Virtual destructor.

Protected Types
typedef std::map< long, ServiceEntry >	Services

Protected Member Functions
void	svcNamesHandler (Property &theProp)
	Handlers for Service Names Property.

Protected Attributes
long	m_cnvDefType
	Default service type.

SmartIF< IDataProviderSvc >	m_dataSvc
	Pointer to datma provider service.

Services	m_cnvServices
	List of convermsion workers.

SmartIF< IConversionSvc >	m_cnvDefault
	Default output service.

StringArrayProperty	m_svcNames
	Names of services to be requested from the service locator and added by default.

bool	m_enable
	Flag to indicate that the service is enabled.

SmartIF< IAddressCreator >	m_addrCreator
	Pointer to the IAddressCreator interface of this, for addressCreator().

Friends
class	SvcFactory< PersistencySvc >

class	Factory< PersistencySvc, IService (std::string, ISvcLocator )>

: Object implementation
	PersistencySvc (const std::string &name, ISvcLocator *svc)
	Standard Constructor.

virtual	~PersistencySvc ()
	Standard Destructor.

SmartIF< IConversionSvc > &	service (const std::string &nam)
	Retrieve conversion service by name.

SmartIF< IConversionSvc > &	service (long service_type)
	Retrieve conversion service from list.

SmartIF< IAddressCreator > &	addressCreator (long service_type)
	Retrieve address creator from list.

void	encodeAddrHdr (long service_type, const CLID &clid, std::string &address) const
	Retrieve string from storage type and clid.

void	decodeAddrHdr (const std::string &address, long &service_type, CLID &clid, std::string &address_trailer) const
	Retrieve storage type and clid from address header of string.

StatusCode	makeCall (int typ, IOpaqueAddress &pAddress, DataObject &pObject)
	Implementation helper.

bool	enable (bool value)
	Set enabled flag.

Additional Inherited Members
Public Types inherited from extends3< Service, IConversionSvc, IPersistencySvc, IAddressCreator >
typedef extends3	base_class
	Typedef to this class.

typedef extend_interfaces3 < IConversionSvc, IPersistencySvc, IAddressCreator >	extend_interfaces_base
	Typedef to the base of this class.

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

Detailed Description

PersistencySvc class implementation definition.

System: The LHCb Offline System

Package: PersistencySvc

Dependencies:

STL: <vector>, <algorithm>, <functional>
Generic service definition: "Kernel/Service.h"
IConversionSvc definition: "Kernel/IConversionSvc.h"
PersistencySvc definition: "Kernel/Interfaces/IPersistencySvc.h"

History:

 +---------+----------------------------------------------+---------+
 |    Date |                 Comment                      | Who     |
 +---------+----------------------------------------------+---------+
 | 3/11/98 | Initial version                              | M.Frank |
 +---------+----------------------------------------------+---------+

Author: Markus Frank

Version: 1.0

Definition at line 53 of file PersistencySvc.h.

Member Typedef Documentation

typedef std::map<long,ServiceEntry> PersistencySvc::Services

protected

Definition at line 106 of file PersistencySvc.h.

Constructor & Destructor Documentation

PersistencySvc::PersistencySvc	(	const std::string &	name,
		ISvcLocator *	svc
	)

Standard Constructor.

Definition at line 626 of file PersistencySvc.cpp.

:  base_class(name, svc),
   m_cnvDefType(TEST_StorageType),
   m_enable(true)
{
  declareProperty("CnvServices", m_svcNames);
  m_svcNames.declareUpdateHandler( &PersistencySvc::svcNamesHandler, this );
}

PersistencySvc::~PersistencySvc ( )

virtual

Standard Destructor.

Definition at line 636 of file PersistencySvc.cpp.

{

}

Member Function Documentation

StatusCode PersistencySvc::addCnvService ( IConversionSvc * service )

virtual

Add a new Service.

Add data service.

Definition at line 285 of file PersistencySvc.cpp.

                                                                 {
  if ( 0 != servc )   {
    long type = servc->repSvcType();
    long def_typ = (m_cnvDefault) ? m_cnvDefault->repSvcType() : 0;
    Services::iterator it = m_cnvServices.find( type );
    IConversionSvc* cnv_svc = 0;
    if ( it != m_cnvServices.end() )    {
      cnv_svc = (*it).second.conversionSvc();
    }
    if ( type == def_typ )     {
      m_cnvDefault = servc;
    }
    if ( cnv_svc != servc )   {
      IAddressCreator* icr = 0;
      StatusCode status  = servc->queryInterface(IAddressCreator::interfaceID(), pp_cast<void>(&icr));
      if ( status.isSuccess() )   {
        IService* isvc = 0;
        status = servc->queryInterface(IService::interfaceID(), pp_cast<void>(&isvc));
        if ( status.isSuccess() )    {
          if ( 0 != cnv_svc )   {
            removeCnvService (type).ignore();
          }
          std::pair<Services::iterator, bool> p =
            m_cnvServices.insert( Services::value_type( type, ServiceEntry(type, isvc, servc, icr)));
          if( p.second )    {
            info() << "Added successfully Conversion service:" << isvc->name() << endmsg;
            servc->addRef();
            servc->setAddressCreator(this).ignore();
            servc->setDataProvider(m_dataSvc).ignore();
            return StatusCode::SUCCESS;
          }
          info() << "Cannot add Conversion service of type " << isvc->name() << endmsg;
          isvc->release();
          icr->release();
          return StatusCode::FAILURE;
        }
        icr->release();
      }
      info() << "Cannot add Conversion service of type " << type << endmsg;
      return StatusCode::FAILURE;
    }
    else    {
      return StatusCode::SUCCESS;
    }
  }
  return BAD_STORAGE_TYPE;
}

StatusCode PersistencySvc::addConverter ( IConverter * pConverter )

virtual

Add converter object to conversion service.

Definition at line 210 of file PersistencySvc.cpp.

                                                                 {
  if ( 0 != pConverter )    {
    long typ  = pConverter->repSvcType();
    IConversionSvc* svc = service(typ);
    if ( 0 != svc )   {
      return svc->addConverter(pConverter);
    }
    return BAD_STORAGE_TYPE;
  }
  return NO_CONVERTER;
}

StatusCode PersistencySvc::addConverter ( const CLID & clid )

virtual

Add converter object to conversion service.

Definition at line 205 of file PersistencySvc.cpp.

                                                      {
  return StatusCode::FAILURE;
}

SmartIF< IAddressCreator > & PersistencySvc::addressCreator ( ) const

virtual

Retrieve address creator facility.

Definition at line 505 of file PersistencySvc.cpp.

                                                                   {
  return m_addrCreator;
}

SmartIF< IAddressCreator > & PersistencySvc::addressCreator ( long service_type )

protected

Retrieve address creator from list.

Retrieve address creator service from list.

Definition at line 162 of file PersistencySvc.cpp.

                                                                      {
  long typ = type;
  Services::iterator it = m_cnvServices.find( typ );
  if( it == m_cnvServices.end() ) {
    IConversionSvc* s = service(type);
    if ( s )   {
      it = m_cnvServices.find( typ );
      if ( it != m_cnvServices.end() ) {
        return (*it).second.addrCreator();
      }
    }
    static SmartIF<IAddressCreator> no_creator;
    return no_creator;
  }
  return (*it).second.addrCreator();
}

StatusCode PersistencySvc::commitOutput	(	const std::string &	output,
		bool	do_commit
	)

virtual

Commit pending output.

Definition at line 369 of file PersistencySvc.cpp.

                                                                {
  return StatusCode::SUCCESS;
}

StatusCode PersistencySvc::connectOutput	(	const std::string &	outputFile,
		const std::string &	openMode
	)

virtual

Connect the output file to the service with open mode.

Definition at line 358 of file PersistencySvc.cpp.

                                                             {
  return connectOutput(outputFile);
}

StatusCode PersistencySvc::connectOutput ( const std::string & outputFile )

virtual

Connect the output file to the service.

Definition at line 364 of file PersistencySvc.cpp.

                                                         {
  return StatusCode::SUCCESS;
}

SmartIF< IConversionSvc > & PersistencySvc::conversionSvc ( ) const

virtual

Get conversion service the converter is connected to.

Definition at line 200 of file PersistencySvc.cpp.

                                                                  {
  return m_cnvDefault;
}

StatusCode PersistencySvc::convertAddress	(	const IOpaqueAddress *	pAddress,
		std::string &	refAddress
	)

virtual

Convert an address to string form.

Definition at line 389 of file PersistencySvc.cpp.

{
  // Assumuption is that the Persistency service prepends a header
  // and requests the conversion service refered to by the service
  // type to encode the rest
  long svc_type = 0;
  CLID clid = 0;
  if ( 0 != pAddress ) {
    svc_type = pAddress->svcType();
    clid     = pAddress->clID();
  }
  IAddressCreator* svc = addressCreator(svc_type);
  StatusCode   status  = BAD_STORAGE_TYPE;        // Preset error
  refAddress = "";
  if ( 0 != svc )   {
    // Found service, set header
    encodeAddrHdr(svc_type, clid, refAddress);
    std::string address;
    // Get rest of address from conversion service
    status = svc->convertAddress(pAddress, address);
    refAddress += address;
  }
  return status;
}

IConverter * PersistencySvc::converter ( const CLID & clid )

virtual

Retrieve converter from list.

Definition at line 236 of file PersistencySvc.cpp.

                                                   {
  return 0;
}

StatusCode PersistencySvc::createAddress	(	long	svc_type,
		const CLID &	clid,
		const std::string *	pars,
		const unsigned long *	ipars,
		IOpaqueAddress *&	refpAddress
	)

virtual

Create a Generic address using explicit arguments to identify a single object.

Definition at line 374 of file PersistencySvc.cpp.

                                                                          {
  IAddressCreator* svc = addressCreator(svc_type);
  StatusCode   status  = BAD_STORAGE_TYPE;        // Preset error
  refpAddress = 0;
  if ( 0 != svc )   {
    status = svc->createAddress(svc_type, clid, pars, ipars, refpAddress);
  }
  return status;
}

StatusCode PersistencySvc::createAddress	(	long	svc_type,
		const CLID &	clid,
		const std::string &	refAddress,
		IOpaqueAddress *&	refpAddress
	)

virtual

Convert an address in string form to object form.

Definition at line 417 of file PersistencySvc.cpp.

{
  // Assumption is that the Persistency service decodes that header
  // and requests the conversion service referred to by the service
  // type to decode the rest
  long new_svc_type = 0;
  CLID new_clid = 0;
  std::string address_trailer;
  decodeAddrHdr(refAddress, new_svc_type, new_clid, address_trailer);
  IAddressCreator* svc = addressCreator(new_svc_type);
  StatusCode   status  = BAD_STORAGE_TYPE;        // Preset error
  if ( 0 != svc )   {
    status = svc->createAddress( new_svc_type, new_clid, address_trailer, refpAddress);
  }
  return status;
}

StatusCode PersistencySvc::createObj	(	IOpaqueAddress *	pAddress,
		DataObject *&	refpObject
	)

virtual

Implementation of IConverter: Create the transient representation of an object.

Create the transient representation of an object.

Definition at line 122 of file PersistencySvc.cpp.

                                                                                  {
  return makeCall(CREATE_OBJ, pAddr, refpObj);
}

StatusCode PersistencySvc::createRep	(	DataObject *	pObject,
		IOpaqueAddress *&	refpAddress
	)

virtual

Implementation of IConverter: Convert the transient object to the requested representation.

Convert the transient object to the requested representation.

Reimplemented in HistogramPersistencySvc.

Definition at line 142 of file PersistencySvc.cpp.

                                                                                 {
  return makeCall(CREATE_REP, refpAddr, pObj);
}

SmartIF< IDataProviderSvc > & PersistencySvc::dataProvider ( ) const

virtual

Access reference to transient datastore.

Access the dataprovider service.

Definition at line 189 of file PersistencySvc.cpp.

                                                                {
  return m_dataSvc;
}

void PersistencySvc::decodeAddrHdr	(	const std::string &	address,
		long &	service_type,
		CLID &	clid,
		std::string &	address_trailer
	)		const

protected

Retrieve storage type and clid from address header of string.

Definition at line 451 of file PersistencySvc.cpp.

{
  // For address header, use xml-style format of
  // <address_header service_type="xxx" clid="yyy" />
  service_type = 0;
  clid = 0;
  address_trailer = "";
  // Check for address_header tag
  size_t pos = address.find("<address_header");
  if (std::string::npos != pos) {
    // Get service_type
    pos = address.find("service_type=\"");
    if (std::string::npos != pos) {
      pos += 14;
      size_t end = address.find('"', pos);
      if (std::string::npos != end) {
        std::istringstream str(address.substr(pos, end-pos));
        str >> service_type;
        // Get clid
        pos = address.find("clid=\"");
        if (std::string::npos != pos) {
          pos += 6;
          end = address.find('\"', pos);
          if (std::string::npos != end) {
            str.clear(); // reuse the istringstream (the error flags must be explicitly cleared)
            str.str(address.substr(pos, end-pos));
            str >> clid;
            // Get trailer_address
            pos = address.find('>');
            if (pos < (address.size()-2)) { // this means that '>' was found (pos != npos)
                                            // it is before the last char
              address_trailer = address.substr(pos+1);
            }
          }
        }
      }
    }
  }
}

bool PersistencySvc::enable ( bool value )

protected

Set enabled flag.

Definition at line 618 of file PersistencySvc.cpp.

{
  bool old = m_enable;
  m_enable = value;
  return old;
}

void PersistencySvc::encodeAddrHdr	(	long	service_type,
		const CLID &	clid,
		std::string &	address
	)		const

protected

Retrieve string from storage type and clid.

Definition at line 438 of file PersistencySvc.cpp.

{
  // For address header, use xml-style format of
  // <addrhdr service_type="xxx" clid="yyy" />
  std::stringstream stream;
  int svctyp = service_type; // must put int into stream, not char
  stream << "<address_header service_type=\"" << svctyp << "\" clid=\"" << clid << "\" /> ";
  address = stream.str();
}

StatusCode PersistencySvc::fillObjRefs	(	IOpaqueAddress *	pAddress,
		DataObject *	pObject
	)

virtual

Implementation of IConverter: Resolve the references of the created transient object.

Resolve the references of the created transient object.

Definition at line 127 of file PersistencySvc.cpp.

                                                                                 {
  return makeCall(FILL_OBJ_REFS, pAddr, pObj);
}

StatusCode PersistencySvc::fillRepRefs	(	IOpaqueAddress *	pAddress,
		DataObject *	pObject
	)

virtual

Implementation of IConverter: Resolve the references of the converted object.

Resolve the references of the converted object.

Definition at line 147 of file PersistencySvc.cpp.

                                                                               {
  return makeCall(FILL_REP_REFS, pAddr, pObj);
}

StatusCode PersistencySvc::finalize ( )

virtual

stop the service.

Reimplemented from Service.

Reimplemented in HistogramPersistencySvc, EvtPersistencySvc, and DetPersistencySvc.

Definition at line 605 of file PersistencySvc.cpp.

                                         {
  // Release all workers
  m_cnvServices.clear();
  // Release references to this to avoid loops
  m_addrCreator = 0;
  return StatusCode::SUCCESS;
}

StatusCode PersistencySvc::getService	(	long	service_type,
		IConversionSvc *&	refpSvc
	)

virtual

Retrieve conversion service identified by technology.

Definition at line 510 of file PersistencySvc.cpp.

                                                                                     {
  refpSvc = service(service_type);
  return (0==refpSvc) ? StatusCode::FAILURE : StatusCode::SUCCESS;
}

StatusCode PersistencySvc::getService	(	const std::string &	service_type,
		IConversionSvc *&	refpSvc
	)

virtual

Retrieve conversion service identified by technology.

Definition at line 516 of file PersistencySvc.cpp.

                                                                                                 {
  const char* imp = service_type.c_str();
  long len = service_type.length();
  if ( ::strncasecmp(imp,"SICB", len) == 0 )
    return getService(SICB_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"ZEBRA", len) == 0 )
    return getService(SICB_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"MS Access", len) == 0 )
    return getService(ACCESS_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"Microsoft Access", strlen("Microsoft Access")) == 0 )
    return getService(ACCESS_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"SQL Server", len) == 0 )
    return getService(SQLSERVER_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"Microsoft ODBC for Oracle", len) == 0 )
    return getService(ORACLE_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"Oracle ODBC", strlen("Oracle ODBC")) == 0 )
    return getService(ORACLE_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"Oracle OCI", strlen("Oracle OCI")) == 0 )
    return getService(ORACLE_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"MySQL", len) == 0 )
    return getService(MYSQL_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"ROOT", len) == 0 )
    return getService(ROOT_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"OBJY", len) == 0 )
    return getService(OBJY_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"OBJYECTI", 7) == 0 )
    return getService(OBJY_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"POOL_ROOTKEY", 12) == 0 )
    return getService(POOL_ROOTKEY_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"POOL_ROOTTREE", 12) == 0 )
    return getService(POOL_ROOTTREE_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"POOL_ROOT", 9) == 0 )
    return getService(POOL_ROOT_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"POOL_MySQL", 8) == 0 )
    return getService(POOL_MYSQL_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"POOL_ORACLE", 8) == 0 )
    return getService(POOL_ORACLE_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"POOL_ACCESS", 8) == 0 )
    return getService(POOL_ACCESS_StorageType, refpSvc);
  else if ( ::strncasecmp(imp,"POOL", 4) == 0 )
    return getService(POOL_StorageType, refpSvc);
  for(Services::const_iterator i=m_cnvServices.begin(); i != m_cnvServices.end();++i)  {
    SmartIF<IService> svc((*i).second.conversionSvc());
    if ( svc )  {
      // Check wether this is already an active service: first check by service name
      if ( svc->name() == service_type )  {
        refpSvc = (*i).second.conversionSvc();
        return StatusCode::SUCCESS;
      }
      // Check wether this is already an active service: now check by service type
      if ( System::typeinfoName(typeid(*(svc.get()))) == service_type )  {
        refpSvc = (*i).second.conversionSvc();
        return StatusCode::SUCCESS;
      }
    }
  }
  const std::vector<std::string>& names = m_svcNames;
  // if not, check if the service is in the list and may be requested
  for(std::vector<std::string>::const_iterator i=names.begin(); i != names.end(); i++) {
    Gaudi::Utils::TypeNameString itm(*i);
    if ( itm.name() == service_type || itm.type() == service_type )  {
      IConversionSvc* svc = service(*i);
      if ( svc )  {
        refpSvc = svc;
        return StatusCode::SUCCESS;
      }
    }
  }
  return StatusCode::FAILURE;
}

StatusCode PersistencySvc::initialize ( )

virtual

Initialize the service.

Reimplemented from Service.

Reimplemented in HistogramPersistencySvc, EvtPersistencySvc, and DetPersistencySvc.

Definition at line 594 of file PersistencySvc.cpp.

                                          {
  m_addrCreator = this; // initialize internal pointer to IAddressCreator interface
  // Initialize basic service
  StatusCode status = Service::initialize();
  if ( UNLIKELY(!status.isSuccess()) )   {
    error() << "Error initializing Service base class." << endmsg;
  }
  return status;
}

StatusCode PersistencySvc::makeCall	(	int	typ,
		IOpaqueAddress *&	pAddress,
		DataObject *&	pObject
	)

protected

Implementation helper.

Definition at line 58 of file PersistencySvc.cpp.

                                                               {
  if ( m_enable )    {
    IConversionSvc* svc    = 0;
    switch(typ)   {
    case CREATE_REP:
    case FILL_REP_REFS:
    case UPDATE_REP:
    case UPDATE_REP_REFS:
      svc = m_cnvDefault;
      break;
    default:
      if ( 0 != pAddress )    {
        long svc_type = pAddress->svcType();
        svc = service(svc_type);
        if ( 0 == svc )   {
          return BAD_STORAGE_TYPE;
        }
      }
      else  {
        return INVALID_ADDRESS;
      }
      break;
    }
    StatusCode status(StatusCode::FAILURE,true);
    switch( typ )     {
    case CREATE_OBJ:
      pObject = 0;
      status = svc->createObj(pAddress, pObject);
      break;
    case FILL_OBJ_REFS:
      status = svc->fillObjRefs(pAddress, pObject);
      break;
    case UPDATE_OBJ:
      status = svc->updateObj(pAddress, pObject);
      break;
    case UPDATE_OBJ_REFS:
      status = svc->updateObjRefs(pAddress, pObject);
      break;
    case CREATE_REP:
      status = svc->createRep(pObject, pAddress);
      break;
    case FILL_REP_REFS:
      status = svc->fillRepRefs(pAddress, pObject);
      break;
    case UPDATE_REP:
      status = svc->updateRep(pAddress, pObject);
      break;
    case UPDATE_REP_REFS:
      status = svc->updateRepRefs(pAddress, pObject);
      break;
    default:
      status = StatusCode::FAILURE;
      break;
    }
    status.ignore();
    return status;
  }
  return StatusCode::SUCCESS;
}

const CLID & PersistencySvc::objType ( ) const

Retrieve the class type of objects the converter produces. (DUMMY)

Retrieve the class type of objects the converter produces.

Definition at line 589 of file PersistencySvc.cpp.

                                             {
  return CLID_NULL;
}

StatusCode PersistencySvc::removeCnvService ( long type )

virtual

Remove a Service.

Remove conversion service.

Definition at line 334 of file PersistencySvc.cpp.

                                                           {
  Services::iterator it = m_cnvServices.find( svctype );
  if( it != m_cnvServices.end() ) {
    (*it).second.service()->release();
    (*it).second.addrCreator()->release();
    m_cnvServices.erase(it);
    return StatusCode::SUCCESS;
  }
  return BAD_STORAGE_TYPE;
}

StatusCode PersistencySvc::removeConverter ( const CLID & clid )

virtual

Remove converter object from conversion service (if present).

Definition at line 223 of file PersistencySvc.cpp.

                                                            {
  // Remove converter type from all services
  StatusCode status = NO_CONVERTER, iret = StatusCode::SUCCESS;
  for ( Services::iterator i = m_cnvServices.begin(); i != m_cnvServices.end(); i++ )    {
    iret = (*i).second.conversionSvc()->removeConverter(clid);
    if ( iret.isSuccess() )    {
      status = iret;
    }
  }
  return status;
}

long PersistencySvc::repSvcType ( ) const

Return default service type.

Retrieve the class type of the data store the converter uses.

Definition at line 346 of file PersistencySvc.cpp.

                                      {
  long typ = (m_cnvDefault) ? m_cnvDefault->repSvcType() : 0;
  return typ;
}

SmartIF< IConversionSvc > & PersistencySvc::service ( const std::string & nam )

protected

Retrieve conversion service by name.

Definition at line 241 of file PersistencySvc.cpp.

                                                                         {
  Gaudi::Utils::TypeNameString tn(nam);
  IConversionSvc* svc = 0;
  for ( Services::iterator it = m_cnvServices.begin(); it != m_cnvServices.end(); it++ )    {
    if ( (*it).second.service()->name() == tn.name() )   {
      return (*it).second.conversionSvc();
    }
  }
  StatusCode status = Service::service(nam, svc, true);
  if ( status.isSuccess() )   {
    if ( addCnvService(svc).isSuccess() )   {
      svc->release();       // Do not double-reference count
      return service(nam); // now it is in the list
    }
  }
  info() << "Cannot access Conversion service:" << nam << endmsg;
  static SmartIF<IConversionSvc> no_svc;
  return no_svc;
}

SmartIF< IConversionSvc > & PersistencySvc::service ( long service_type )

protected

Retrieve conversion service from list.

Definition at line 262 of file PersistencySvc.cpp.

                                                              {
  typedef std::vector<std::string> SvcNames;
  // Check wether this is already an active service
  Services::iterator it = m_cnvServices.find( type );
  if( it != m_cnvServices.end() ) {
    return (*it).second.conversionSvc();
  }
  // if not, check if the service is in the list and may be requested
  const SvcNames& theNames = m_svcNames.value();
  for ( SvcNames::const_iterator i = theNames.begin(); i != theNames.end(); i++ )   {
    SmartIF<IConversionSvc>& svc = service(*i);
    if ( svc != 0 )  {
      long typ = svc->repSvcType();
      if ( typ == type )    {
        return svc;
      }
    }
  }
  static SmartIF<IConversionSvc> no_svc;
  return no_svc;
}

StatusCode PersistencySvc::setAddressCreator ( IAddressCreator * creator )

virtual

Set address creator facility.

Definition at line 496 of file PersistencySvc.cpp.

                                                                {
  // The persistency service is a address creation dispatcher istelf.
  // The persistency service can NEVER create addresses itself.
  // The entry point must only be provided in order to fulfill the needs of the
  // implementing interfaces.
  return StatusCode::FAILURE;
}

StatusCode PersistencySvc::setConversionSvc ( IConversionSvc * svc )

virtual

Set conversion service the converter is connected to.

Definition at line 194 of file PersistencySvc.cpp.

                                                                 {
  m_cnvDefault = svc;
  return StatusCode(StatusCode::SUCCESS,true);
}

StatusCode PersistencySvc::setDataProvider ( IDataProviderSvc * pStore )

virtual

Define transient datastore.

Define transient data store.

Definition at line 180 of file PersistencySvc.cpp.

                                                                        {
  m_dataSvc = pDataSvc;
  for ( Services::iterator i = m_cnvServices.begin(); i != m_cnvServices.end(); i++ )   {
    (*i).second.conversionSvc()->setDataProvider(m_dataSvc).ignore();
  }
  return StatusCode(StatusCode::SUCCESS,true);
}

StatusCode PersistencySvc::setDefaultCnvService ( long type )

virtual

Set default service type.

Set default conversion service.

Definition at line 352 of file PersistencySvc.cpp.

                                                             {
  m_cnvDefault = service(type);
  return StatusCode::SUCCESS;
}

void PersistencySvc::svcNamesHandler ( Property & theProp )

protected

Handlers for Service Names Property.

Definition at line 613 of file PersistencySvc.cpp.

                                                      {
  DEBMSG << p << endmsg;
}

StatusCode PersistencySvc::updateObj	(	IOpaqueAddress *	pAddress,
		DataObject *	refpObject
	)

virtual

Implementation of IConverter: Update the transient object from the other representation.

Update the transient object from the other representation.

Definition at line 132 of file PersistencySvc.cpp.

                                                                              {
  return makeCall(UPDATE_OBJ, pAddr, pObj);
}

StatusCode PersistencySvc::updateObjRefs	(	IOpaqueAddress *	pAddress,
		DataObject *	pObject
	)

virtual

Implementation of IConverter: Update the references of an updated transient object.

Update the references of an updated transient object.

Definition at line 137 of file PersistencySvc.cpp.

                                                                                 {
  return makeCall(UPDATE_OBJ_REFS, pAddr, pObj);
}

StatusCode PersistencySvc::updateRep	(	IOpaqueAddress *	pAddress,
		DataObject *	pObject
	)

virtual

Implementation of IConverter: Update the converted representation of a transient object.

Update the converted representation of a transient object.

Definition at line 152 of file PersistencySvc.cpp.

                                                                             {
  return makeCall(UPDATE_REP, pAddr, pObj);
}

StatusCode PersistencySvc::updateRepRefs	(	IOpaqueAddress *	pAddress,
		DataObject *	pObject
	)

virtual

Implementation of IConverter: Update the references of an already converted object.

Update the references of an already converted object.

Definition at line 157 of file PersistencySvc.cpp.

                                                                                   {
  return makeCall(UPDATE_REP_REFS, pAddr, pObj);
}

Friends And Related Function Documentation

friend class Factory< PersistencySvc, IService *(std::string, ISvcLocator *)>

friend

Definition at line 59 of file PersistencySvc.h.

friend class SvcFactory< PersistencySvc >

friend

Definition at line 58 of file PersistencySvc.h.

Member Data Documentation

SmartIF<IAddressCreator> PersistencySvc::m_addrCreator

mutableprotected

Pointer to the IAddressCreator interface of this, for addressCreator().

Definition at line 295 of file PersistencySvc.h.

SmartIF<IConversionSvc> PersistencySvc::m_cnvDefault

mutableprotected

Default output service.

Definition at line 286 of file PersistencySvc.h.

long PersistencySvc::m_cnvDefType

protected

Default service type.

Definition at line 280 of file PersistencySvc.h.

Services PersistencySvc::m_cnvServices

protected

List of convermsion workers.

Definition at line 284 of file PersistencySvc.h.

SmartIF<IDataProviderSvc> PersistencySvc::m_dataSvc

mutableprotected

Pointer to datma provider service.

Definition at line 282 of file PersistencySvc.h.

bool PersistencySvc::m_enable

protected

Flag to indicate that the service is enabled.

Definition at line 292 of file PersistencySvc.h.

StringArrayProperty PersistencySvc::m_svcNames

protected

Names of services to be requested from the service locator and added by default.

Definition at line 290 of file PersistencySvc.h.

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

/afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v24r2/GaudiCommonSvc/src/PersistencySvc/PersistencySvc.h
/afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v24r2/GaudiCommonSvc/src/PersistencySvc/PersistencySvc.cpp

Gaudi Framework, version v24r2

Classes

Public Member Functions

Protected Types

Protected Member Functions

Protected Attributes

Friends

: Object implementation

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Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

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Friends And Related Function Documentation

Member Data Documentation