BUSBOY::DataFileSource Class Reference

#include <DataFileSource.h>

Inheritance diagram for BUSBOY::DataFileSource:

Public Member Functions
virtual char *	getFileBytes () const =0
	NOTE: logical const, implementations may make changes behind the interface to lookup the data. More...
virtual size_t	getFileSize () const =0
	NOTE: logical const, implementations may make changes behind the interface to lookup the data. More...
virtual size_t	read (char *buf, size_t num)
	Read up to the next num bytes into buf, returns the number of bytes read. More...
virtual size_t	skip (size_t num)
	Skip up to the next num bytes, returns the number of bytes skipped. More...
virtual void	release ()=0
virtual bool	isReleased () const =0
bool	operator!= (const DataFileSource &src) const

Member Function Documentation

virtual char* BUSBOY::DataFileSource::getFileBytes ( ) const

pure virtual

NOTE: logical const, implementations may make changes behind the interface to lookup the data.

Implemented in BUSBOY::LocalDataFileSource, and BUSBOY::SimpleDataFileSource.

virtual size_t BUSBOY::DataFileSource::getFileSize ( ) const

pure virtual

NOTE: logical const, implementations may make changes behind the interface to lookup the data.

Implemented in BUSBOY::LocalDataFileSource, and BUSBOY::SimpleDataFileSource.

virtual bool BUSBOY::DataFileSource::isReleased ( ) const

pure virtual

Implemented in BUSBOY::LocalDataFileSource, and BUSBOY::SimpleDataFileSource.

bool BUSBOY::DataFileSource::operator!=

(

const DataFileSource &

src

)

const

size_t BUSBOY::DataFileSource::read ( char *  buf, size_t  num  )

virtual

Read up to the next num bytes into buf, returns the number of bytes read.

Reimplemented in BUSBOY::LocalDataFileSource, and BUSBOY::SimpleDataFileSource.

virtual void BUSBOY::DataFileSource::release ( )

pure virtual

Implemented in BUSBOY::LocalDataFileSource, and BUSBOY::SimpleDataFileSource.

size_t BUSBOY::DataFileSource::skip ( size_t  num )

virtual

Skip up to the next num bytes, returns the number of bytes skipped.

Reimplemented in BUSBOY::LocalDataFileSource, and BUSBOY::SimpleDataFileSource.

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

• src/cpp/api/dataset/DataFileSource.h
• src/cpp/impl/dataset/DataFileSource.cpp