HistoryBlobStub Class Reference

Pointer object for an item within a CGZ blob stored in the text table. More...

Collaboration diagram for HistoryBlobStub:

Public Member Functions
	__construct ( $hash='', $oldid=0)
	getHash ()
	Get the content hash. More...
	getReferrer ()
	Gets the location of the referring object. More...
	getText ()
	setLocation ( $id)
	Sets the location (old_id) of the main object to which this object points. More...
	setReferrer ( $id)
	Sets the location (old_id) of the referring object. More...

Public Attributes
string	$mHash
int	$mOldId
string	$mRef

Static Protected Attributes
static array	$blobCache = []
	One-step cache variable to hold base blobs; operations that pull multiple revisions may often pull multiple times from the same blob. More...

Detailed Description

Pointer object for an item within a CGZ blob stored in the text table.

Definition at line 187 of file HistoryBlob.php.

Constructor & Destructor Documentation

__construct()

HistoryBlobStub::__construct	(		$hash = '',
			$oldid = 0
	)

Parameters

string	$hash	The content hash of the text
int	$oldid	The old_id for the CGZ object

Definition at line 209 of file HistoryBlob.php.

Member Function Documentation

getHash()

HistoryBlobStub::getHash

(

)

Get the content hash.

Returns

string

Definition at line 298 of file HistoryBlob.php.

References $mHash.

getReferrer()

HistoryBlobStub::getReferrer

(

)

Gets the location of the referring object.

Returns

string

Definition at line 234 of file HistoryBlob.php.

References $mRef.

getText()

HistoryBlobStub::getText

(

)

Returns

string|false

Definition at line 241 of file HistoryBlob.php.

References $dbr, $flags, $mOldId, DB_REPLICA, ExternalStore\fetchFromURL(), unserialize(), and wfGetDB().

setLocation()

HistoryBlobStub::setLocation

(

$id

)

Sets the location (old_id) of the main object to which this object points.

Parameters

int

$id

Definition at line 218 of file HistoryBlob.php.

Referenced by CompressOld\compressWithConcat().

setReferrer()

HistoryBlobStub::setReferrer

(

$id

)

Sets the location (old_id) of the referring object.

Parameters

string

$id

Definition at line 226 of file HistoryBlob.php.

Member Data Documentation

$blobCache

array HistoryBlobStub::$blobCache = []

staticprotected

One-step cache variable to hold base blobs; operations that pull multiple revisions may often pull multiple times from the same blob.

By keeping the last-used one open, we avoid redundant unserialization and decompression overhead.

Definition at line 194 of file HistoryBlob.php.

$mHash

string HistoryBlobStub::$mHash

Definition at line 200 of file HistoryBlob.php.

Referenced by getHash().

$mOldId

int HistoryBlobStub::$mOldId

Definition at line 197 of file HistoryBlob.php.

Referenced by getText().

$mRef

string HistoryBlobStub::$mRef

Definition at line 203 of file HistoryBlob.php.

Referenced by getReferrer().

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

• includes/HistoryBlob.php