TYPO3\CMS\Core\Cache\Backend\TaggableBackendInterface Interface Reference

Inheritance diagram for TYPO3\CMS\Core\Cache\Backend\TaggableBackendInterface:

Public Member Functions
	flushByTag ($tag)
	flushByTags (array $tags)
array	findIdentifiersByTag ($tag)
‪Public Member Functions inherited from ‪TYPO3\CMS\Core\Cache\Backend\BackendInterface
	setCache (FrontendInterface $cache)
	set ($entryIdentifier, $data, array $tags=[], $lifetime=null)
mixed	get ($entryIdentifier)
bool	has ($entryIdentifier)
bool	remove ($entryIdentifier)
	flush ()
	collectGarbage ()

Detailed Description

A contract for a cache backend which supports tagging.

Definition at line 21 of file TaggableBackendInterface.php.

Member Function Documentation

findIdentifiersByTag()

array TYPO3\CMS\Core\Cache\Backend\TaggableBackendInterface::findIdentifiersByTag

(

$tag

)

Finds and returns all cache entry identifiers which are tagged by the specified tag

Parameters

string

$tag

‪The tag to search for

Returns

‪array An array with identifiers of all matching entries. An empty array if no entries matched

Implemented in TYPO3\CMS\Core\Cache\Backend\RedisBackend, TYPO3\CMS\Core\Cache\Backend\MemcachedBackend, TYPO3\CMS\Core\Cache\Backend\Typo3DatabaseBackend, TYPO3\CMS\Core\Cache\Backend\ApcuBackend, TYPO3\CMS\Core\Cache\Backend\TransientMemoryBackend, TYPO3\CMS\Core\Cache\Backend\NullBackend, and TYPO3\CMS\Core\Cache\Backend\FileBackend.

flushByTag()

TYPO3\CMS\Core\Cache\Backend\TaggableBackendInterface::flushByTag

(

$tag

)

Removes all cache entries of this cache which are tagged by the specified tag.

Parameters

string

$tag

‪The tag the entries must have

Implemented in TYPO3\CMS\Core\Cache\Backend\RedisBackend, TYPO3\CMS\Core\Cache\Backend\MemcachedBackend, TYPO3\CMS\Core\Cache\Backend\Typo3DatabaseBackend, TYPO3\CMS\Core\Cache\Backend\FileBackend, TYPO3\CMS\Core\Cache\Backend\ApcuBackend, TYPO3\CMS\Core\Cache\Backend\TransientMemoryBackend, and TYPO3\CMS\Core\Cache\Backend\NullBackend.

flushByTags()

TYPO3\CMS\Core\Cache\Backend\TaggableBackendInterface::flushByTags

(

array

$tags

)

Removes all cache entries of this cache which are tagged by any of the specified tags.

Parameters

string[]

$tags

‪List of tags

Implemented in TYPO3\CMS\Core\Cache\Backend\Typo3DatabaseBackend.