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annotate core/lib/Drupal/Component/FileCache/NullFileCache.php @ 19:fa3358dc1485 tip
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author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 4c8ae668cc8c |
children |
rev | line source |
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Chris@0 | 1 <?php |
Chris@0 | 2 |
Chris@0 | 3 namespace Drupal\Component\FileCache; |
Chris@0 | 4 |
Chris@0 | 5 /** |
Chris@0 | 6 * Null implementation for the file cache. |
Chris@0 | 7 */ |
Chris@0 | 8 class NullFileCache implements FileCacheInterface { |
Chris@0 | 9 |
Chris@0 | 10 /** |
Chris@0 | 11 * Constructs a FileCache object. |
Chris@0 | 12 * |
Chris@0 | 13 * @param string $prefix |
Chris@0 | 14 * A prefix that is used as a prefix, should be set to a secure, unique key |
Chris@0 | 15 * to prevent cache pollution by a third party. |
Chris@0 | 16 * @param string $collection |
Chris@0 | 17 * A collection identifier to ensure that the same files could be cached for |
Chris@0 | 18 * different purposes without clashing. |
Chris@0 | 19 * @param string|null $cache_backend_class |
Chris@0 | 20 * (optional) The class that should be used as cache backend. |
Chris@0 | 21 * @param array $cache_backend_configuration |
Chris@0 | 22 * (optional) The configuration for the backend class. |
Chris@0 | 23 */ |
Chris@0 | 24 public function __construct($prefix, $collection, $cache_backend_class = NULL, array $cache_backend_configuration = []) { |
Chris@0 | 25 } |
Chris@0 | 26 |
Chris@0 | 27 /** |
Chris@0 | 28 * {@inheritdoc} |
Chris@0 | 29 */ |
Chris@0 | 30 public function get($filepath) { |
Chris@0 | 31 return NULL; |
Chris@0 | 32 } |
Chris@0 | 33 |
Chris@0 | 34 /** |
Chris@0 | 35 * {@inheritdoc} |
Chris@0 | 36 */ |
Chris@0 | 37 public function getMultiple(array $filepaths) { |
Chris@0 | 38 return []; |
Chris@0 | 39 } |
Chris@0 | 40 |
Chris@0 | 41 /** |
Chris@0 | 42 * {@inheritdoc} |
Chris@0 | 43 */ |
Chris@0 | 44 public function set($filepath, $data) { |
Chris@0 | 45 } |
Chris@0 | 46 |
Chris@0 | 47 /** |
Chris@0 | 48 * {@inheritdoc} |
Chris@0 | 49 */ |
Chris@0 | 50 public function delete($filepath) { |
Chris@0 | 51 } |
Chris@0 | 52 |
Chris@0 | 53 } |