| Server IP : 134.29.175.74 / Your IP : 216.73.216.160 Web Server : nginx/1.10.2 System : Windows NT CST-WEBSERVER 10.0 build 19045 (Windows 10) i586 User : Administrator ( 0) PHP Version : 7.1.0 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : C:/nginx/html/Student/JimMartinson/Lab12/drupal/core/lib/Drupal/Core/Cache/ |
Upload File : |
<?php
namespace Drupal\Core\Cache;
/**
* Defines a stub cache implementation.
*
* The stub implementation is needed when database access is not yet available.
* Because Drupal's caching system never requires that cached data be present,
* these stub functions can short-circuit the process and sidestep the need for
* any persistent storage. Using this cache implementation during normal
* operations would have a negative impact on performance.
*
* This also can be used for testing purposes.
*
* @ingroup cache
*/
class NullBackend implements CacheBackendInterface {
/**
* Constructs a NullBackend object.
*
* @param string $bin
* The cache bin for which the object is created.
*/
public function __construct($bin) {}
/**
* {@inheritdoc}
*/
public function get($cid, $allow_invalid = FALSE) {
return FALSE;
}
/**
* {@inheritdoc}
*/
public function getMultiple(&$cids, $allow_invalid = FALSE) {
return [];
}
/**
* {@inheritdoc}
*/
public function set($cid, $data, $expire = Cache::PERMANENT, array $tags = []) {}
/**
* {@inheritdoc}
*/
public function setMultiple(array $items = []) {}
/**
* {@inheritdoc}
*/
public function delete($cid) {}
/**
* {@inheritdoc}
*/
public function deleteMultiple(array $cids) {}
/**
* {@inheritdoc}
*/
public function deleteAll() {}
/**
* {@inheritdoc}
*/
public function invalidate($cid) {}
/**
* {@inheritdoc}
*/
public function invalidateMultiple(array $cids) {}
/**
* {@inheritdoc}
*/
public function invalidateAll() {}
/**
* {@inheritdoc}
*/
public function garbageCollection() {}
/**
* {@inheritdoc}
*/
public function removeBin() {}
}