pool::PersistencySvc::MicroSessionManager Class Reference

MicroSessionManager is a class taking care of starting sessions for a given major technology and managing the individual database connections. More...

#include <MicroSessionManager.h>

Inheritance diagram for pool::PersistencySvc::MicroSessionManager:

Collaboration diagram for pool::PersistencySvc::MicroSessionManager:

Public Member Functions
	MicroSessionManager (DatabaseRegistry &registry, ITransaction &transaction, long technology)
	Constructor.
virtual	~MicroSessionManager ()
	Destructor.
DatabaseHandler *	connect (const std::string &fid, const std::string &pfn, long accessMode)
	Connects to a database.
void	disconnect (DatabaseHandler *database)
	Disconnects from a database.
bool	disconnectAll ()
	Disconnects from all the databases.
long	technology () const
	Returns the technology.
std::string	fidForPfn (const std::string &pfn)
	Fetches the FID by trying to temporatily connect to a database.
template<class T>
T	attribute (const std::string &attributeName, const std::string &option="")
	Templated method to retrieve an attribute.
template<class T>
bool	setAttribute (const std::string &attributeName, const T &atttibuteValue, const std::string &option="")
	Templated method to set an attribute.

Protected Member Functions
virtual bool	attributeOfType (const std::string &attributeName, void *data, const std::type_info &typeInfo, const std::string &option) override
	The actual method returning the attribute data given a name.
virtual bool	setAttributeOfType (const std::string &attributeName, const void *data, const std::type_info &typeInfo, const std::string &option) override
	The actual method setting the attribute data given a name.

Private Attributes
DatabaseRegistry &	m_registry
ITransaction &	m_transaction
IStorageSvc *	m_storageSvc
IStorageExplorer *	m_storageExplorer
Session *	m_session
long	m_technology
std::set< DatabaseHandler * >	m_databaseHandlers

Detailed Description

MicroSessionManager is a class taking care of starting sessions for a given major technology and managing the individual database connections.

Definition at line 35 of file MicroSessionManager.h.

Constructor & Destructor Documentation

MicroSessionManager()

pool::PersistencySvc::MicroSessionManager::MicroSessionManager	(	DatabaseRegistry &	registry,
		ITransaction &	transaction,
		long	technology )

Constructor.

~MicroSessionManager()

virtual pool::PersistencySvc::MicroSessionManager::~MicroSessionManager ( )

virtual

Destructor.

Member Function Documentation

attribute()

template<class T>

T pool::ITechnologySpecificAttributes::attribute ( const std::string & attributeName, const std::string & option = "" )

inlineinherited

Templated method to retrieve an attribute.

Definition at line 25 of file ITechnologySpecificAttributes.h.

                                                                    {
      T data;
      const std::type_info& typeInfo = typeid(T);
      if ( ! this->attributeOfType( attributeName,
                                    static_cast< void* >( &data ),
                                    typeInfo,
                                    option ) ) {
        std::ostringstream error;
        error << "Failed to retrieve attribute " << attributeName << " of type " << typeInfo.name();
        throw std::runtime_error( error.str() + " (APR: \" ITechnologySpecificAttributes \" from \" PersistencySvc \")");
      }
      return data;
    }

attributeOfType()

virtual bool pool::PersistencySvc::MicroSessionManager::attributeOfType ( const std::string & attributeName, void * data, const std::type_info & typeInfo, const std::string & option )

overrideprotectedvirtual

The actual method returning the attribute data given a name.

Implements pool::ITechnologySpecificAttributes.

connect()

DatabaseHandler * pool::PersistencySvc::MicroSessionManager::connect	(	const std::string &	fid,
		const std::string &	pfn,
		long	accessMode )

Connects to a database.

disconnect()

void pool::PersistencySvc::MicroSessionManager::disconnect

(

DatabaseHandler *

database

)

Disconnects from a database.

disconnectAll()

bool pool::PersistencySvc::MicroSessionManager::disconnectAll

(

)

Disconnects from all the databases.

fidForPfn()

std::string pool::PersistencySvc::MicroSessionManager::fidForPfn

(

const std::string &

pfn

)

Fetches the FID by trying to temporatily connect to a database.

setAttribute()

template<class T>

bool pool::ITechnologySpecificAttributes::setAttribute ( const std::string & attributeName, const T & atttibuteValue, const std::string & option = "" )

inlineinherited

Templated method to set an attribute.

Definition at line 41 of file ITechnologySpecificAttributes.h.

                                                                          {
      return this->setAttributeOfType( attributeName,
                                       static_cast< const void* >( &atttibuteValue ),
                                       typeid(T),
                                       option );
    }

setAttributeOfType()

virtual bool pool::PersistencySvc::MicroSessionManager::setAttributeOfType ( const std::string & attributeName, const void * data, const std::type_info & typeInfo, const std::string & option )

overrideprotectedvirtual

The actual method setting the attribute data given a name.

Implements pool::ITechnologySpecificAttributes.

technology()

long pool::PersistencySvc::MicroSessionManager::technology

(

)

const

Returns the technology.

Member Data Documentation

m_databaseHandlers

std::set<DatabaseHandler*> pool::PersistencySvc::MicroSessionManager::m_databaseHandlers

private

Definition at line 81 of file MicroSessionManager.h.

m_registry

DatabaseRegistry& pool::PersistencySvc::MicroSessionManager::m_registry

private

Definition at line 75 of file MicroSessionManager.h.

m_session

Session* pool::PersistencySvc::MicroSessionManager::m_session

private

Definition at line 79 of file MicroSessionManager.h.

m_storageExplorer

IStorageExplorer* pool::PersistencySvc::MicroSessionManager::m_storageExplorer

private

Definition at line 78 of file MicroSessionManager.h.

m_storageSvc

IStorageSvc* pool::PersistencySvc::MicroSessionManager::m_storageSvc

private

Definition at line 77 of file MicroSessionManager.h.

m_technology

long pool::PersistencySvc::MicroSessionManager::m_technology

private

Definition at line 80 of file MicroSessionManager.h.

m_transaction

ITransaction& pool::PersistencySvc::MicroSessionManager::m_transaction

private

Definition at line 76 of file MicroSessionManager.h.

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

• MicroSessionManager.h