XrdFileCache::Factory Class Reference

Instantiates Cache and Decision plugins. Parses configuration file. More...

#include <XrdFileCacheFactory.hh>

Inheritance diagram for XrdFileCache::Factory:

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Collaboration diagram for XrdFileCache::Factory:

[legend]

List of all members.

Public Member Functions
	Factory ()
	Constructor.
virtual XrdOucCacheIO *	Attach (XrdOucCacheIO *, int Options=0)
	Unused abstract method. This method is implemented in the the Cache class.
virtual int	isAttached ()
	Unused abstract method. This information is available in the Cache class.
virtual XrdOucCache *	Create (Parms &, XrdOucCacheIO::aprParms *aprP)
	Creates XrdFileCache::Cache object.
XrdOss *	GetOss () const
XrdSysError &	GetSysError ()
	Getter for xrootd logger.
bool	Decide (XrdOucCacheIO *)
	Makes decision if the original XrdOucCacheIO should be cached.
const Configuration &	RefConfiguration () const
	Reference XrdFileCache configuration.
bool	Config (XrdSysLogger *logger, const char *config_filename, const char *parameters)
	Parse configuration file.
void	CacheDirCleanup ()
	Thread function running disk cache purge periodically.
Static Public Member Functions
static Factory &	GetInstance ()
	Singleton access.
static bool	VCheck (XrdVersionInfo &urVersion)
	Version check.
Private Member Functions
bool	CheckFileForDiskSpace (const char *path, long long fsize)
void	UnCheckFileForDiskSpace (const char *path)
bool	ConfigParameters (std::string, XrdOucStream &)
bool	ConfigXeq (char *, XrdOucStream &)
bool	xdlib (XrdOucStream &)
XrdCl::Log *	clLog () const
Private Attributes
XrdSysError	m_log
	XrdFileCache namespace logger.
XrdOucCacheStats	m_stats
	passed to cache, currently not used
XrdOss *	m_output_fs
	disk cache file system
std::vector < XrdFileCache::Decision * >	m_decisionpoints
	decision plugins
std::map< std::string, long long >	m_filesInQueue
Configuration	m_configuration
	configurable parameters
Static Private Attributes
static Factory *	m_factory
	this object

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Detailed Description

Instantiates Cache and Decision plugins. Parses configuration file.

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Constructor & Destructor Documentation

XrdFileCache::Factory::Factory

(

)

Constructor.

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Member Function Documentation

virtual XrdOucCacheIO* XrdFileCache::Factory::Attach	(	XrdOucCacheIO *	,
		int	Options = 0
	)			[inline, virtual]

Unused abstract method. This method is implemented in the the Cache class.

Implements XrdOucCache.

void XrdFileCache::Factory::CacheDirCleanup

(

)

Thread function running disk cache purge periodically.

bool XrdFileCache::Factory::CheckFileForDiskSpace	(	const char *	path,
		long long	fsize
	)			[private]

XrdCl::Log* XrdFileCache::Factory::clLog

(

)

const [inline, private]

References XrdCl::DefaultEnv::GetLog().

bool XrdFileCache::Factory::Config	(	XrdSysLogger *	logger,
		const char *	config_filename,
		const char *	parameters
	)

Parse configuration file.

Parameters:

	logger	xrootd logger
	config_filename	path to configuration file
	parameters	optional parameters to be passed

Returns:

parse status

bool XrdFileCache::Factory::ConfigParameters	(	std::string	,
		XrdOucStream &
	)			[private]

bool XrdFileCache::Factory::ConfigXeq	(	char *	,
		XrdOucStream &
	)			[private]

virtual XrdOucCache* XrdFileCache::Factory::Create	(	Parms &	,
		XrdOucCacheIO::aprParms *	aprP
	)			[virtual]

Creates XrdFileCache::Cache object.

Implements XrdOucCache.

bool XrdFileCache::Factory::Decide

(

XrdOucCacheIO *

)

Makes decision if the original XrdOucCacheIO should be cached.

Parameters:

&

URL of file

Returns:

decision if IO object will be cached.

static Factory& XrdFileCache::Factory::GetInstance

(

)

[static]

Singleton access.

XrdOss* XrdFileCache::Factory::GetOss

(

)

const [inline]

References m_output_fs.

XrdSysError& XrdFileCache::Factory::GetSysError

(

)

[inline]

Getter for xrootd logger.

References m_log.

virtual int XrdFileCache::Factory::isAttached

(

)

[inline, virtual]

Unused abstract method. This information is available in the Cache class.

Reimplemented from XrdOucCache.

const Configuration& XrdFileCache::Factory::RefConfiguration

(

)

const [inline]

Reference XrdFileCache configuration.

References m_configuration.

void XrdFileCache::Factory::UnCheckFileForDiskSpace

(

const char *

path

)

[private]

static bool XrdFileCache::Factory::VCheck

(

XrdVersionInfo &

urVersion

)

[inline, static]

Version check.

bool XrdFileCache::Factory::xdlib

(

XrdOucStream &

)

[private]

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Member Data Documentation

Configuration XrdFileCache::Factory::m_configuration [private]

configurable parameters

Referenced by RefConfiguration().

std::vector<XrdFileCache::Decision*> XrdFileCache::Factory::m_decisionpoints [private]

decision plugins

Factory* XrdFileCache::Factory::m_factory [static, private]

this object

std::map<std::string, long long> XrdFileCache::Factory::m_filesInQueue [private]

XrdSysError XrdFileCache::Factory::m_log [private]

XrdFileCache namespace logger.

Referenced by GetSysError().

XrdOss* XrdFileCache::Factory::m_output_fs [private]

disk cache file system

Referenced by GetOss().

XrdOucCacheStats XrdFileCache::Factory::m_stats [private]

passed to cache, currently not used

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

• XrdFileCacheFactory.hh