code::DataProvider Class Reference

Inheritance diagram for code::DataProvider:

List of all members.

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Detailed Description

The DataProvider will look for new data in a directory or a LB and then farm the data in the files in chunks off to any attached DataHandler objects that have been added via the addDataHandler method.

Author:

Lakshman

Version:

Id

code_DataProvider.h,v 1.4 2009/06/02 20:17:39 lakshman Exp

Public Member Functions
virtual	~DataProvider ()
virtual int	readData ()=0
	Reads data from the LDM or LB returns number of bytes read as a result of this call.
virtual void	addDataHandler (SmartPtr< DataHandler > h)
	Attach a handler for the data that is read.
Protected Attributes
std::vector< SmartPtr< DataHandler > >	dataHandlers
Classes
class	DataHandler
	Implement a subclass of DataHandler to handle the data. More...

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Constructor & Destructor Documentation

virtual code::DataProvider::~DataProvider

(

)

[inline, virtual]

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Member Function Documentation

virtual void code::DataProvider::addDataHandler

(

SmartPtr< DataHandler >

h

)

[inline, virtual]

Attach a handler for the data that is read.

virtual int code::DataProvider::readData

(

)

[pure virtual]

Reads data from the LDM or LB returns number of bytes read as a result of this call.

Typically, you will keep calling readData() indefinitely in real-time, and until it returns zero for archive.

Implemented in code::DataDirectoryManager, and code::DataStreamManager.

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Member Data Documentation

std::vector< SmartPtr<DataHandler> > code::DataProvider::dataHandlers [protected]

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