Digikam::BdEngineBackendPrivate Class Reference

#include <dbenginebackend_p.h>

Inheritance diagram for Digikam::BdEngineBackendPrivate:

Classes
class	AbstractUnlocker
class	AbstractWaitingUnlocker
class	BusyWaiter
class	ErrorLocker

Public Member Functions
	BdEngineBackendPrivate (BdEngineBackend *const backend)
virtual	~BdEngineBackendPrivate ()
bool	checkOperationStatus ()
bool	checkRetrySQLiteLockError (int retries)
void	closeDatabaseForThread ()
virtual void	connectionErrorAbortQueries () override
virtual void	connectionErrorContinueQueries () override
QString	connectionName ()
QSqlDatabase	createDatabaseConnection ()
QSqlError	databaseErrorForThread ()
QSqlDatabase	databaseForThread ()
void	debugOutputFailedQuery (const QSqlQuery &query) const
void	debugOutputFailedTransaction (const QSqlError &error) const
bool	decrementTransactionCount ()
bool	handleWithErrorHandler (const DbEngineSqlQuery *const query)
bool	incrementTransactionCount ()
void	init (const QString &connectionName, DbEngineLocking *const locking)
bool	isConnectionError (const DbEngineSqlQuery &query) const
bool	isInMainThread () const
bool	isInUIThread () const
bool	isSQLiteLockError (const DbEngineSqlQuery &query) const
bool	isSQLiteLockTransactionError (const QSqlError &lastError) const
bool	needToConsultUserForError (const DbEngineSqlQuery &query) const
bool	needToHandleWithErrorHandler (const DbEngineSqlQuery &query) const
void	queryOperationWakeAll (BdEngineBackend::QueryOperationStatus status)
bool	reconnectOnError () const
void	setDatabaseErrorForThread (const QSqlError &lastError)
void	setQueryOperationFlag (BdEngineBackend::QueryOperationStatus status)
virtual void	transactionFinished ()
Public Member Functions inherited from Digikam::DbEngineErrorAnswer
virtual	~DbEngineErrorAnswer ()

Public Attributes
QString	backendName
QWaitCondition	busyWaitCondVar
QMutex	busyWaitMutex
int	currentValidity
DbEngineErrorHandler *	errorHandler
QWaitCondition	errorLockCondVar
QMutex	errorLockMutex
BdEngineBackend::QueryOperationStatus	errorLockOperationStatus
bool	isInTransaction
DbEngineLocking *	lock
BdEngineBackend::QueryOperationStatus	operationStatus
DbEngineParameters	parameters
BdEngineBackend *const	q
BdEngineBackend::Status	status
QThreadStorage < DbEngineThreadData * >	threadDataStorage

Detailed Description

Definition at line 66 of file dbenginebackend_p.h.

Constructor & Destructor Documentation

Digikam::BdEngineBackendPrivate::BdEngineBackendPrivate ( BdEngineBackend *const  backend )

explicit

Definition at line 111 of file dbenginebackend.cpp.

Digikam::BdEngineBackendPrivate::~BdEngineBackendPrivate ( )

virtual

Definition at line 123 of file dbenginebackend.cpp.

Member Function Documentation

bool Digikam::BdEngineBackendPrivate::checkOperationStatus

(

)

Definition at line 388 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::checkRetrySQLiteLockError

(

int

retries

)

Definition at line 320 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::closeDatabaseForThread

(

)

Definition at line 214 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::connectionErrorAbortQueries ( )

overridevirtual

Implements Digikam::DbEngineErrorAnswer.

Definition at line 481 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::connectionErrorContinueQueries ( )

overridevirtual

Implements Digikam::DbEngineErrorAnswer.

Definition at line 474 of file dbenginebackend.cpp.

QString Digikam::BdEngineBackendPrivate::connectionName

(

)

Definition at line 240 of file dbenginebackend.cpp.

QSqlDatabase Digikam::BdEngineBackendPrivate::createDatabaseConnection

(

)

Definition at line 183 of file dbenginebackend.cpp.

QSqlError Digikam::BdEngineBackendPrivate::databaseErrorForThread

(

)

Definition at line 222 of file dbenginebackend.cpp.

QSqlDatabase Digikam::BdEngineBackendPrivate::databaseForThread

(

)

Definition at line 145 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::debugOutputFailedQuery

(

const QSqlQuery &

query

)

const

Definition at line 344 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::debugOutputFailedTransaction

(

const QSqlError &

error

)

const

Definition at line 353 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::decrementTransactionCount

(

)

Definition at line 250 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::handleWithErrorHandler

(

const DbEngineSqlQuery *const

query

)

Returns true if the query shall be retried.

Definition at line 409 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::incrementTransactionCount

(

)

Definition at line 245 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::init	(	const QString &	connectionName,
		DbEngineLocking *const	locking
	)

Definition at line 130 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::isConnectionError

(

const DbEngineSqlQuery &

query

)

const

Definition at line 295 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::isInMainThread

(

)

const

Definition at line 255 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::isInUIThread

(

)

const

Definition at line 260 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::isSQLiteLockError

(

const DbEngineSqlQuery &

query

)

const

Definition at line 277 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::isSQLiteLockTransactionError

(

const QSqlError &

lastError

)

const

Definition at line 284 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::needToConsultUserForError

(

const DbEngineSqlQuery &

query

)

const

Definition at line 309 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::needToHandleWithErrorHandler

(

const DbEngineSqlQuery &

query

)

const

Definition at line 315 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::queryOperationWakeAll

(

BdEngineBackend::QueryOperationStatus

status

)

Set the wait flag to queryStatus and wake all waiting threads.

Typically, call wakeAll with status ExecuteNormal or AbortQueries.

Definition at line 380 of file dbenginebackend.cpp.

bool Digikam::BdEngineBackendPrivate::reconnectOnError

(

)

const

Definition at line 272 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::setDatabaseErrorForThread

(

const QSqlError &

lastError

)

Definition at line 232 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::setQueryOperationFlag

(

BdEngineBackend::QueryOperationStatus

status

)

Set the wait flag to queryStatus.

Typically, call this with Wait.

Definition at line 368 of file dbenginebackend.cpp.

void Digikam::BdEngineBackendPrivate::transactionFinished ( )

virtual

Reimplemented in Digikam::CoreDbBackendPrivate.

Definition at line 360 of file dbenginebackend.cpp.

Member Data Documentation

QString Digikam::BdEngineBackendPrivate::backendName

Definition at line 118 of file dbenginebackend_p.h.

QWaitCondition Digikam::BdEngineBackendPrivate::busyWaitCondVar

Definition at line 133 of file dbenginebackend_p.h.

QMutex Digikam::BdEngineBackendPrivate::busyWaitMutex

Definition at line 132 of file dbenginebackend_p.h.

int Digikam::BdEngineBackendPrivate::currentValidity

Definition at line 114 of file dbenginebackend_p.h.

DbEngineErrorHandler* Digikam::BdEngineBackendPrivate::errorHandler

Definition at line 135 of file dbenginebackend_p.h.

QWaitCondition Digikam::BdEngineBackendPrivate::errorLockCondVar

Definition at line 129 of file dbenginebackend_p.h.

QMutex Digikam::BdEngineBackendPrivate::errorLockMutex

Definition at line 128 of file dbenginebackend_p.h.

BdEngineBackend::QueryOperationStatus Digikam::BdEngineBackendPrivate::errorLockOperationStatus

Definition at line 130 of file dbenginebackend_p.h.

bool Digikam::BdEngineBackendPrivate::isInTransaction

Definition at line 116 of file dbenginebackend_p.h.

DbEngineLocking* Digikam::BdEngineBackendPrivate::lock

Definition at line 124 of file dbenginebackend_p.h.

BdEngineBackend::QueryOperationStatus Digikam::BdEngineBackendPrivate::operationStatus

Definition at line 126 of file dbenginebackend_p.h.

DbEngineParameters Digikam::BdEngineBackendPrivate::parameters

Definition at line 120 of file dbenginebackend_p.h.

BdEngineBackend* const Digikam::BdEngineBackendPrivate::q

Definition at line 196 of file dbenginebackend_p.h.

BdEngineBackend::Status Digikam::BdEngineBackendPrivate::status

Definition at line 122 of file dbenginebackend_p.h.

QThreadStorage<DbEngineThreadData*> Digikam::BdEngineBackendPrivate::threadDataStorage

Definition at line 111 of file dbenginebackend_p.h.

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

• dbenginebackend_p.h
• dbenginebackend.cpp