#include <Blob.hxx>

Inheritance diagram for connectivity::firebird::Blob:

Collaboration diagram for connectivity::firebird::Blob:

Public Member Functions
	Blob (isc_db_handle pDatabaseHandle, isc_tr_handle pTransactionHandle, ISC_QUAD const &aBlobID)

bool	readOneSegment (std::vector< char > &rDataOut)

virtual sal_Int64 SAL_CALL	length () override

virtual css::uno::Sequence< sal_Int8 > SAL_CALL	getBytes (sal_Int64 aPosition, sal_Int32 aLength) override

virtual css::uno::Reference< css::io::XInputStream > SAL_CALL	getBinaryStream () override

virtual sal_Int64 SAL_CALL	position (const css::uno::Sequence< sal_Int8 > &rPattern, sal_Int64 aStart) override

virtual sal_Int64 SAL_CALL	positionOfBlob (const css::uno::Reference< css::sdbc::XBlob > &rPattern, sal_Int64 aStart) override

virtual sal_Int32 SAL_CALL	readBytes (css::uno::Sequence< sal_Int8 > &rDataOut, sal_Int32 nBytes) override

virtual sal_Int32 SAL_CALL	readSomeBytes (css::uno::Sequence< sal_Int8 > &rDataOut, sal_Int32 nMaximumBytes) override

virtual void SAL_CALL	skipBytes (sal_Int32 nBytes) override

virtual sal_Int32 SAL_CALL	available () override

virtual void SAL_CALL	closeInput () override

virtual void SAL_CALL	disposing () override

Protected Member Functions
void	ensureBlobIsOpened ()

void	closeBlob ()
	Closes the blob and cleans up resources – can be used to reset the blob if we e.g. More...

sal_uInt16	getMaximumSegmentSize ()

Protected Attributes
::osl::Mutex	m_aMutex

isc_db_handle *	m_pDatabaseHandle

isc_tr_handle *	m_pTransactionHandle

ISC_QUAD	m_blobID

isc_blob_handle	m_blobHandle

bool	m_bBlobOpened

sal_Int64	m_nBlobLength

sal_uInt16	m_nMaxSegmentSize

sal_Int64	m_nBlobPosition

ISC_STATUS_ARRAY	m_statusVector

Detailed Description

Definition at line 27 of file drivers/firebird/Blob.hxx.

Constructor & Destructor Documentation

◆ Blob()

Blob::Blob	(	isc_db_handle *	pDatabaseHandle,
		isc_tr_handle *	pTransactionHandle,
		ISC_QUAD const &	aBlobID
	)

Definition at line 34 of file firebird/Blob.cxx.

References if(), and m_aMutex.

Member Function Documentation

◆ available()

sal_Int32 SAL_CALL Blob::available ( )

overridevirtual

Definition at line 332 of file firebird/Blob.cxx.

References a, connectivity::firebird::checkDisposed(), ensureBlobIsOpened(), Exception, cppu::getCaughtException(), m_aMutex, m_nBlobLength, and m_nBlobPosition.

◆ closeBlob()

void Blob::closeBlob ( )

protected

Closes the blob and cleans up resources – can be used to reset the blob if we e.g.

want to read from the beginning again.

Exceptions

css::sdbc::SQLException

Definition at line 155 of file firebird/Blob.cxx.

References connectivity::firebird::evaluateStatusVector(), m_aMutex, m_bBlobOpened, m_blobHandle, m_statusVector, and u.

Referenced by closeInput(), disposing(), and getBytes().

◆ closeInput()

void SAL_CALL Blob::closeInput ( )

overridevirtual

Definition at line 364 of file firebird/Blob.cxx.

References a, closeBlob(), Exception, and cppu::getCaughtException().

◆ disposing()

void SAL_CALL Blob::disposing ( )

overridevirtual

Definition at line 176 of file firebird/Blob.cxx.

References closeBlob(), and TOOLS_WARN_EXCEPTION.

◆ ensureBlobIsOpened()

void Blob::ensureBlobIsOpened ( )

protected

Exceptions

css::sdbc::SQLException

Definition at line 53 of file firebird/Blob.cxx.

References connectivity::firebird::evaluateStatusVector(), m_aMutex, m_bBlobOpened, m_blobHandle, m_blobID, m_nBlobLength, m_nBlobPosition, m_nMaxSegmentSize, m_pDatabaseHandle, m_pTransactionHandle, m_statusVector, and u.

Referenced by available(), getBytes(), getMaximumSegmentSize(), length(), readBytes(), and readOneSegment().

◆ getBinaryStream()

uno::Reference< XInputStream > SAL_CALL Blob::getBinaryStream ( )

overridevirtual

Definition at line 229 of file firebird/Blob.cxx.

◆ getBytes()

uno::Sequence< sal_Int8 > SAL_CALL Blob::getBytes	(	sal_Int64	aPosition,
		sal_Int32	aLength
	)

overridevirtual

Definition at line 200 of file firebird/Blob.cxx.

References connectivity::firebird::checkDisposed(), closeBlob(), ensureBlobIsOpened(), m_aMutex, m_nBlobLength, m_nBlobPosition, readBytes(), and skipBytes().

◆ getMaximumSegmentSize()

sal_uInt16 Blob::getMaximumSegmentSize ( )

protected

Definition at line 118 of file firebird/Blob.cxx.

References ensureBlobIsOpened(), and m_nMaxSegmentSize.

Referenced by readOneSegment().

◆ length()

sal_Int64 SAL_CALL Blob::length ( )

overridevirtual

Definition at line 191 of file firebird/Blob.cxx.

References connectivity::firebird::checkDisposed(), ensureBlobIsOpened(), m_aMutex, and m_nBlobLength.

◆ position()

sal_Int64 SAL_CALL Blob::position	(	const css::uno::Sequence< sal_Int8 > &	rPattern,
		sal_Int64	aStart
	)

overridevirtual

Definition at line 234 of file firebird/Blob.cxx.

References dbtools::throwFeatureNotImplementedSQLException().

◆ positionOfBlob()

sal_Int64 SAL_CALL Blob::positionOfBlob	(	const css::uno::Reference< css::sdbc::XBlob > &	rPattern,
		sal_Int64	aStart
	)

overridevirtual

Definition at line 241 of file firebird/Blob.cxx.

References dbtools::throwFeatureNotImplementedSQLException().

◆ readBytes()

sal_Int32 SAL_CALL Blob::readBytes	(	css::uno::Sequence< sal_Int8 > &	rDataOut,
		sal_Int32	nBytes
	)

overridevirtual

Definition at line 250 of file firebird/Blob.cxx.

References a, connectivity::firebird::checkDisposed(), ensureBlobIsOpened(), Exception, cppu::getCaughtException(), connectivity::firebird::IndicatesError(), m_aMutex, m_blobHandle, m_nBlobLength, m_nBlobPosition, m_statusVector, SAL_MAX_UINT16, connectivity::firebird::StatusVectorToString(), and u.

Referenced by getBytes(), readSomeBytes(), and skipBytes().

◆ readOneSegment()

bool Blob::readOneSegment ( std::vector< char > & rDataOut )

Definition at line 125 of file firebird/Blob.cxx.

References connectivity::firebird::checkDisposed(), ensureBlobIsOpened(), getMaximumSegmentSize(), connectivity::firebird::IndicatesError(), m_blobHandle, m_nBlobPosition, m_statusVector, connectivity::firebird::StatusVectorToString(), and u.

◆ readSomeBytes()

sal_Int32 SAL_CALL Blob::readSomeBytes	(	css::uno::Sequence< sal_Int8 > &	rDataOut,
		sal_Int32	nMaximumBytes
	)

overridevirtual

Definition at line 315 of file firebird/Blob.cxx.

References readBytes().

◆ skipBytes()

void SAL_CALL Blob::skipBytes ( sal_Int32 nBytes )

overridevirtual

Definition at line 324 of file firebird/Blob.cxx.

References readBytes().

Referenced by getBytes().

Member Data Documentation

◆ m_aMutex

::osl::Mutex connectivity::firebird::Blob::m_aMutex

protected

Definition at line 31 of file drivers/firebird/Blob.hxx.

Referenced by available(), closeBlob(), ensureBlobIsOpened(), getBytes(), length(), and readBytes().

◆ m_bBlobOpened

bool connectivity::firebird::Blob::m_bBlobOpened

protected

Definition at line 41 of file drivers/firebird/Blob.hxx.

Referenced by closeBlob(), and ensureBlobIsOpened().

◆ m_blobHandle

isc_blob_handle connectivity::firebird::Blob::m_blobHandle

protected

Definition at line 39 of file drivers/firebird/Blob.hxx.

Referenced by closeBlob(), ensureBlobIsOpened(), readBytes(), and readOneSegment().

◆ m_blobID

ISC_QUAD connectivity::firebird::Blob::m_blobID

protected

Definition at line 38 of file drivers/firebird/Blob.hxx.

Referenced by ensureBlobIsOpened().

◆ m_nBlobLength

sal_Int64 connectivity::firebird::Blob::m_nBlobLength

protected

Definition at line 42 of file drivers/firebird/Blob.hxx.

Referenced by available(), ensureBlobIsOpened(), getBytes(), length(), and readBytes().

◆ m_nBlobPosition

sal_Int64 connectivity::firebird::Blob::m_nBlobPosition

protected

Definition at line 44 of file drivers/firebird/Blob.hxx.

Referenced by available(), ensureBlobIsOpened(), getBytes(), readBytes(), and readOneSegment().

◆ m_nMaxSegmentSize

sal_uInt16 connectivity::firebird::Blob::m_nMaxSegmentSize

protected

Definition at line 43 of file drivers/firebird/Blob.hxx.

Referenced by ensureBlobIsOpened(), and getMaximumSegmentSize().

◆ m_pDatabaseHandle

isc_db_handle* connectivity::firebird::Blob::m_pDatabaseHandle

protected

Definition at line 33 of file drivers/firebird/Blob.hxx.

Referenced by ensureBlobIsOpened().

◆ m_pTransactionHandle

isc_tr_handle* connectivity::firebird::Blob::m_pTransactionHandle

protected

Definition at line 34 of file drivers/firebird/Blob.hxx.

Referenced by ensureBlobIsOpened().

◆ m_statusVector

ISC_STATUS_ARRAY connectivity::firebird::Blob::m_statusVector

protected

Definition at line 46 of file drivers/firebird/Blob.hxx.

Referenced by closeBlob(), ensureBlobIsOpened(), readBytes(), and readOneSegment().

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

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ Blob()

Member Function Documentation

◆ available()

◆ closeBlob()

◆ closeInput()

◆ disposing()

◆ ensureBlobIsOpened()

◆ getBinaryStream()

◆ getBytes()

◆ getMaximumSegmentSize()

◆ length()

◆ position()

◆ positionOfBlob()

◆ readBytes()

◆ readOneSegment()

◆ readSomeBytes()

◆ skipBytes()

Member Data Documentation

◆ m_aMutex

◆ m_bBlobOpened

◆ m_blobHandle

◆ m_blobID

◆ m_nBlobLength

◆ m_nBlobPosition

◆ m_nMaxSegmentSize

◆ m_pDatabaseHandle

◆ m_pTransactionHandle

◆ m_statusVector