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97 lines
2.1 KiB
97 lines
2.1 KiB
<?php |
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/** |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* |
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* @author Lukas Reschke <lukas@statuscode.ch> |
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* @author Morris Jobke <hey@morrisjobke.de> |
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* @author Robin Appelman <robin@icewind.nl> |
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* @author Robin McCorkell <robin@mccorkell.me.uk> |
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* |
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* @license AGPL-3.0 |
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* |
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* This code is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License, version 3, |
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* as published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License, version 3, |
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* along with this program. If not, see <http://www.gnu.org/licenses/> |
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* |
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*/ |
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namespace OC\Memcache; |
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abstract class Cache implements \ArrayAccess, \OCP\ICache { |
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/** |
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* @var string $prefix |
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*/ |
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protected $prefix; |
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/** |
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* @param string $prefix |
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*/ |
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public function __construct($prefix = '') { |
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$this->prefix = $prefix; |
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} |
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/** |
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* @return string Prefix used for caching purposes |
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*/ |
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public function getPrefix() { |
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return $this->prefix; |
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} |
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/** |
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* @param string $key |
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* @return mixed |
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*/ |
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abstract public function get($key); |
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/** |
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* @param string $key |
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* @param mixed $value |
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* @param int $ttl |
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* @return mixed |
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*/ |
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abstract public function set($key, $value, $ttl = 0); |
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/** |
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* @param string $key |
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* @return mixed |
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*/ |
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abstract public function hasKey($key); |
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/** |
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* @param string $key |
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* @return mixed |
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*/ |
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abstract public function remove($key); |
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/** |
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* @param string $prefix |
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* @return mixed |
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*/ |
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abstract public function clear($prefix = ''); |
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//implement the ArrayAccess interface |
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public function offsetExists($offset) { |
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return $this->hasKey($offset); |
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} |
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public function offsetSet($offset, $value) { |
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$this->set($offset, $value); |
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} |
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public function offsetGet($offset) { |
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return $this->get($offset); |
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} |
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public function offsetUnset($offset) { |
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$this->remove($offset); |
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} |
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}
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