Class Horde_Cache_Storage_Stack

This class loops through a given list of storage drivers to search for a cached value. This driver allows for use of caching backends on top of persistent backends.

See the enclosed file COPYING for license information (LGPL). If you did not receive this file, see http://www.horde.org/licenses/lgpl21.

Horde_Cache_Storage_Base

Horde_Cache_Storage_Stack

Package: Cache
Category: Horde
License: LGPL 2.1
Author: Michael Slusarz slusarz@horde.org
Located at Horde/Cache/Storage/Stack.php

Methods summary
`public`	# `__construct( array $params = array() )` Constructor. Constructor. Parameters `$params` Parameters: <pre><span class="php-quote">'stack'</span> - (<span class="php-keyword1">array</span>) [REQUIRED] An <span class="php-keyword1">array</span> of storage instances to loop through, in order of priority. The last entry is considered the <span class="php-quote">'master'</span> driver, <span class="php-keyword1">for</span> purposes of writes.</pre> Throws InvalidArgumentException Overrides `Horde_Cache_Storage_Base::__construct()`
`public mixed`	# `get( string $key, integer $lifetime = 0 )` Parameters `$key` Object ID to query. `$lifetime` Lifetime of the object in seconds. Returns `mixed` Cached data, or false if none was found.
`public`	# `set( string $key, mixed $data, integer $lifetime = 0 )` Parameters `$key` Object ID used as the caching key. `$data` Data to store in the cache. `$lifetime` <p>Object lifetime - i.e. the time before the data becomes available for garbage collection. If 0 will not be GC'd.</p>
`public boolean`	# `exists( string $key, integer $lifetime = 0 )` Parameters `$key` Cache key to check. `$lifetime` Lifetime of the key in seconds. Returns `boolean` Existence.
`public boolean`	# `expire( string $key )` Parameters `$key` Cache key to expire. Returns `boolean` Success or failure.
`public`	# `clear( )` Throws `Horde_Cache_Exception`

Methods inherited from Horde_Cache_Storage_Base
`setLogger()`

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Classes

Class Horde_Cache_Storage_Stack

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