Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Having a NullEngine makes a bunch of internal operations simpler as we don't have to check whether or not the engine() method returned an instance or not. It also makes it easy to use a null adapter in testing without having to generate mocks.
- Loading branch information
Showing
3 changed files
with
126 additions
and
40 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,104 @@ | ||
<?php | ||
/** | ||
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org) | ||
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org) | ||
* | ||
* Licensed under The MIT License | ||
* For full copyright and license information, please see the LICENSE.txt | ||
* Redistributions of files must retain the above copyright notice. | ||
* | ||
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org) | ||
* @link http://cakephp.org CakePHP(tm) Project | ||
* @since 3.0.0 | ||
* @license http://www.opensource.org/licenses/mit-license.php MIT License | ||
*/ | ||
namespace Cake\Cache\Engine; | ||
|
||
use Cake\Cache\CacheEngine; | ||
|
||
/** | ||
* Null cache engine, all operations return false. | ||
* | ||
* This is used internally for when Cache::disable() has been called. | ||
*/ | ||
class NullEngine extends CacheEngine { | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function init(array $config = []) { | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function gc($expires = null) { | ||
return false; | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function write($key, $value) { | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function writeMany($data) { | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function read($key) { | ||
return false; | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function readMany($keys) { | ||
return false; | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function increment($key, $offset = 1) { | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function decrement($key, $offset = 1) { | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function delete($key) { | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function deleteMany($keys) { | ||
return false; | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function clear($check) { | ||
return false; | ||
} | ||
|
||
/** | ||
* {@inheritDoc} | ||
*/ | ||
public function clearGroup($group) { | ||
return false; | ||
} | ||
|
||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters