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<?php
/**
* Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace OC\Cache;
class Broker {
/**
* @var \OC\Cache
*/
protected $fast_cache;
/**
* @var \OC\Cache
*/
protected $slow_cache;
public function __construct($fast_cache, $slow_cache) {
$this->fast_cache = $fast_cache;
$this->slow_cache = $slow_cache;
}
public function get($key) {
if ($r = $this->fast_cache->get($key)) {
return $r;
}
return $this->slow_cache->get($key);
}
public function set($key, $value, $ttl=0) {
if (!$this->fast_cache->set($key, $value, $ttl)) {
if ($this->fast_cache->hasKey($key)) {
$this->fast_cache->remove($key);
}
return $this->slow_cache->set($key, $value, $ttl);
}
return true;
}
public function hasKey($key) {
if ($this->fast_cache->hasKey($key)) {
return true;
}
return $this->slow_cache->hasKey($key);
}
public function remove($key) {
if ($this->fast_cache->remove($key)) {
return true;
}
return $this->slow_cache->remove($key);
}
public function clear($prefix='') {
$this->fast_cache->clear($prefix);
$this->slow_cache->clear($prefix);
}
}
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