CachedFileFactory Class Reference

List of all members.

Public Member Functions
	CachedFileFactory (u_long m)
	CachedFileFactory ()
void	clean ()
u_long	getMaxSize ()
u_long	getMinSize ()
void	initialize (u_long size)
void	nullReferences (CachedFileBuffer *cfb)
File *	open (const char *file)
void	setMaxSize (u_long maxSize)
void	setMinSize (u_long minSize)
void	setSize (u_long m)
	~CachedFileFactory ()
Protected Member Functions
u_long	purgeRecords ()
Protected Attributes
HashMap< char *, CachedFileFactoryRecord * >	buffers
list< CachedFileFactoryRecord * >	buffersToRemove
u_long	created
u_long	maxSize
u_long	minSize
Mutex	mutex
u_long	size
u_long	used
u_long	usedSize

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Constructor & Destructor Documentation

CachedFileFactory::CachedFileFactory (   )

Default constructor.

CachedFileFactory::~CachedFileFactory (   )

Destructor.

CachedFileFactory::CachedFileFactory (  u_long  size  )

Class constructor. Parameters: m  Max size to use for the cache.

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Member Function Documentation

void CachedFileFactory::clean (   )

Clean the used resources.

u_long CachedFileFactory::getMaxSize (   )

Get the max dimension for a file in the cache. Returns: The current max value.

u_long CachedFileFactory::getMinSize (   )

Get the min dimension for a file in the cache. Returns: The current min value.

void CachedFileFactory::initialize (  u_long  size  )

Initialize the structure.

void CachedFileFactory::nullReferences (  CachedFileBuffer *  cfb  )

Called by CachedFileBuffer when its counter reaches zero references. Parameters: cfb  A pointer to the source CachedFileBuffer object.

File * CachedFileFactory::open (  const char *  filename  )

Open a new file in read-only mode, if the file is present in the cache then use the cache instead of a real file. Parameters: file  The file name.

u_long CachedFileFactory::purgeRecords (   )  [protected]

Remove pending records from the list.

void CachedFileFactory::setMaxSize (  u_long  maxSize  )

Set the max dimension for a file in the cache. Parameters: maxSize  The new value.

void CachedFileFactory::setMinSize (  u_long  minSize  )

Set the min dimension for a file in the cache. Parameters: minSize  The new value.

void CachedFileFactory::setSize (  u_long  m  )

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Member Data Documentation

HashMap<char*, CachedFileFactoryRecord*> CachedFileFactory::buffers [protected]

list<CachedFileFactoryRecord*> CachedFileFactory::buffersToRemove [protected]

u_long CachedFileFactory::created [protected]

Cache creation time.

u_long CachedFileFactory::maxSize [protected]

Max size for single file.

u_long CachedFileFactory::minSize [protected]

Min size for single file.

Mutex CachedFileFactory::mutex [protected]

u_long CachedFileFactory::size [protected]

Max elements count for this cache.

u_long CachedFileFactory::used [protected]

Number of times the cache was used.

u_long CachedFileFactory::usedSize [protected]

Size currently used.

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