void.php
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

void.php
View Options

	<?php

	/**
	* _, __, _, _ __, _ _, _, _
	* / \ \|_) (_ \| \| \ \| /_\ \|\ \|
	* \ / \|_) , ) \| \|_/ \| \| \| \| \\|
	* ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
	*
	* "Blackhole" void cache.
	*
	* @package ObsidianWorkspaces
	* @subpackage Cache
	* @author Sébastien Santoro aka Dereckson <dereckson@espace-win.org>
	* @license http://www.opensource.org/licenses/bsd-license.php BSD
	* @filesource
	*
	*/

	/**
	* "blackhole" void cache
	*
	* This class doesn't cache information, it'a void wrapper
	* get will always return null
	* set and delete do nothing
	*
	* It will be used by default if no cache is specified.
	*
	* This class implements a singleton pattern.
	*/
	class CacheVoid {
	/**
	* @var CacheVoid the current cache instance
	*/
	static $instance = null;

	/**
	* Gets the cache instance, initializing it if needed
	*
	* @return Cache the cache instance, or null if nothing is cached
	*/
	static function load () {
	if (self::$instance === null) {
	self::$instance = new CacheVoid();
	}

	return self::$instance;
	}

	/**
	* Gets the specified key's data
	*
	* @param string $key the key to fetch
	* @return mixed the data at the specified key
	*/
	function get ($key) {
	return null;
	}

	/**
	* Sets the specified data at the specified key
	*
	* @param string $key the key where to store the specified data
	* @param mixed $value the data to store
	*/
	function set ($key, $value) { }

	/**
	* Deletes the specified key's data
	*
	* @param string $key the key to delete
	*/
	function delete ($key) { }
	}