RawDataReader that understands 'shallow' indices. More...

Inheritance diagram for ShallowIndexRawDataReader:

Public Member Functions
	ShallowIndexRawDataReader (Index &index)
	Constructor.

virtual	~ShallowIndexRawDataReader ()
	Destructor.

virtual const RawValue::Data *	find (const std::string &channel_name, const epicsTime *start)
	Returns a sample of the specified channel.

virtual const std::string &	getName () const
	Returns the channel name.

virtual const RawValue::Data *	next ()
	Returns the next sample.

virtual const RawValue::Data *	get () const
	Returns the current sample.

virtual DbrType	getType () const

virtual DbrCount	getCount () const

virtual const CtrlInfo &	getInfo () const

virtual bool	changedType ()
	Checks if type changed.

virtual bool	changedInfo ()
	Checks if info changed.

Public Member Functions inherited from DataReader
virtual const RawValue::Data *	find (const stdString &channel_name, const epicsTime *start)=0
	Locate data. More...

void	toString (stdString &text) const
	Convert current value to string. More...

Detailed Description

RawDataReader that understands 'shallow' indices.

As long as a 'shallow' index is hit, this reader keeps drilling down to the first 'full' index, and then uses a RawDataReader to get the samples.

Member Function Documentation

virtual DbrCount ShallowIndexRawDataReader::getCount ( ) const

virtual

Implements DataReader.

virtual const CtrlInfo& ShallowIndexRawDataReader::getInfo ( ) const

virtual

Implements DataReader.

virtual DbrType ShallowIndexRawDataReader::getType ( ) const

virtual

Implements DataReader.

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

/home/malitsky/projects/epics-archiver/sourceforge/trunk/ea4-cpp/include/common/storage/ShallowIndexRawDataReader.h