xrootd: XrdClientReadAheadMgr Class Reference

xrootd

#include <XrdClientReadAhead.hh>

Inheritance diagram for XrdClientReadAheadMgr:

Inheritance graph

List of all members.

Public Types
enum	XrdClient_RAStrategy { RAStr_none, RAStr_pureseq, RAStr_SlidingAvg }
Public Member Functions
	XrdClientReadAheadMgr ()
virtual	~XrdClientReadAheadMgr ()
virtual int	GetReadAheadHint (long long offset, long len, long long &raoffset, long &ralen, long blksize)=0
virtual int	Reset ()=0
virtual void	SetRASize (long bytes)
XrdClient_RAStrategy	GetCurrentStrategy ()
Static Public Member Functions
static XrdClientReadAheadMgr *	CreateReadAheadMgr (XrdClient_RAStrategy strategy)
static bool	TrimReadRequest (long long &offs, long &len, long rasize, long blksize)
Protected Attributes
long	RASize
XrdClient_RAStrategy	currstrategy

Member Enumeration Documentation

enum XrdClientReadAheadMgr::XrdClient_RAStrategy

Enumerator:

RAStr_none
RAStr_pureseq
RAStr_SlidingAvg

Constructor & Destructor Documentation

XrdClientReadAheadMgr::XrdClientReadAheadMgr ( ) [inline]

References RASize.

virtual XrdClientReadAheadMgr::~XrdClientReadAheadMgr ( ) [inline, virtual]

Member Function Documentation

XrdClientReadAheadMgr * XrdClientReadAheadMgr::CreateReadAheadMgr ( XrdClient_RAStrategy strategy ) [static]

References currstrategy, RAStr_none, RAStr_pureseq, and RAStr_SlidingAvg.

Referenced by XrdClient::SetReadAheadStrategy().

XrdClient_RAStrategy XrdClientReadAheadMgr::GetCurrentStrategy ( ) [inline]

References currstrategy.

Referenced by XrdClient::SetReadAheadStrategy().

virtual int XrdClientReadAheadMgr::GetReadAheadHint	(	long long	offset,
		long	len,
		long long &	raoffset,
		long &	ralen,
		long	blksize
	)		`[pure virtual]`

Implemented in XrdClientReadAhead_pureseq, and XrdClientReadAhead_slidingavg.

Referenced by XrdClient::Read().

virtual int XrdClientReadAheadMgr::Reset ( ) [pure virtual]

Implemented in XrdClientReadAhead_pureseq, and XrdClientReadAhead_slidingavg.

virtual void XrdClientReadAheadMgr::SetRASize ( long bytes ) [inline, virtual]

References RASize.

Referenced by XrdClient::SetCacheParameters().

bool XrdClientReadAheadMgr::TrimReadRequest	(	long long &	offs,
		long &	len,
		long	rasize,
		long	blksize
	)		`[static]`

Referenced by XrdClientReadAhead_slidingavg::GetReadAheadHint(), XrdClientReadAhead_pureseq::GetReadAheadHint(), and XrdClient::Read().

Member Data Documentation

XrdClient_RAStrategy XrdClientReadAheadMgr::currstrategy [protected]

Referenced by CreateReadAheadMgr(), and GetCurrentStrategy().

long XrdClientReadAheadMgr::RASize [protected]

Referenced by XrdClientReadAhead_slidingavg::GetReadAheadHint(), XrdClientReadAhead_pureseq::GetReadAheadHint(), SetRASize(), and XrdClientReadAheadMgr().

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