TYPO3\CMS\Core\Utility\OpcodeCacheUtility Class Reference

Static Public Member Functions
static	getCanInvalidate ($system)
static	clearAllActive ($fileAbsPath=NULL)
static	getAllActive ()
static	canApcInvalidate ()

Static Protected Member Functions
static	initialize ()

Static Protected Attributes
static	$supportedCaches = NULL
static	$activeCaches = NULL

Detailed Description

This file is part of the TYPO3 CMS project.

It is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, either version 2 of the License, or any later version.

For the full copyright and license information, please read the LICENSE.txt file that was distributed with this source code.

The TYPO3 project - inspiring people to share! Class with helper functions for clearing the PHP opcache. It auto detects the opcache system and invalidates/resets it. http://forge.typo3.org/issues/55252 Supported opcaches are: OPcache (PHP 5.5), APC, WinCache, XCache, eAccelerator, ZendOptimizerPlus

Author

Alexander Opitz opitz.nosp@m.@plu.nosp@m.spol-.nosp@m.inte.nosp@m.racti.nosp@m.ve.d.nosp@m.e

Definition at line 25 of file OpcodeCacheUtility.php.

Member Function Documentation

canApcInvalidate()

static TYPO3\CMS\Core\Utility\OpcodeCacheUtility::canApcInvalidate ( )

static

Checks if the APC configuration is useable to clear cache of one file. https://bugs.php.net/bug.php?id=66819

Returns

bool Returns TRUE if file can be invalidated and FALSE if complete cache needs to be removed

Definition at line 225 of file OpcodeCacheUtility.php.

clearAllActive()

static TYPO3\CMS\Core\Utility\OpcodeCacheUtility::clearAllActive (   $fileAbsPath = NULL )

static

Clears a file from an opcache, if one exists.

Parameters

string | NULL

$fileAbsPath

The file as absolute path to be cleared or NULL to clear completely.

Returns

void

Definition at line 200 of file OpcodeCacheUtility.php.

Referenced by TYPO3\CMS\Core\Utility\GeneralUtility\flushDirectory(), TYPO3\CMS\Install\Service\CoreUpdateService\getMessages(), TYPO3\CMS\Extensionmanager\Utility\InstallUtility\reloadCaches(), TYPO3\CMS\Core\Cache\Backend\FileBackend\set(), TYPO3\CMS\Core\Cache\Backend\SimpleFileBackend\set(), TYPO3\CMS\Core\Package\PackageManager\sortAndSavePackageStates(), and TYPO3\CMS\Core\Configuration\ConfigurationManager\writeLocalConfiguration().

getAllActive()

static TYPO3\CMS\Core\Utility\OpcodeCacheUtility::getAllActive ( )

static

Returns all supported and active opcaches

Returns

array Array filled with supported and active opcaches

Definition at line 212 of file OpcodeCacheUtility.php.

Referenced by TYPO3\CMS\Install\SystemEnvironment\Check\checkSomePhpOpcodeCacheIsLoaded().

getCanInvalidate()

static TYPO3\CMS\Core\Utility\OpcodeCacheUtility::getCanInvalidate (   $system )

static

Gets the state of canInvalidate for given cache system.

Parameters

string

$system

The cache system to test (APC, ...)

Returns

boolean The calculated value from array or FALSE if cache system not exists.

Definition at line 187 of file OpcodeCacheUtility.php.

Referenced by TYPO3\CMS\Core\Utility\OpcodeCacheUtility\initialize().

initialize()

static TYPO3\CMS\Core\Utility\OpcodeCacheUtility::initialize ( )

staticprotected

Initialize the cache properties

Definition at line 42 of file OpcodeCacheUtility.php.

References TYPO3\CMS\Core\Utility\VersionNumberUtility\convertVersionNumberToInteger(), and TYPO3\CMS\Core\Utility\OpcodeCacheUtility\getCanInvalidate().

Member Data Documentation

$activeCaches

TYPO3\CMS\Core\Utility\OpcodeCacheUtility::$activeCaches = NULL

staticprotected

Definition at line 37 of file OpcodeCacheUtility.php.

$supportedCaches

TYPO3\CMS\Core\Utility\OpcodeCacheUtility::$supportedCaches = NULL

staticprotected

Definition at line 31 of file OpcodeCacheUtility.php.