1 files changed, 77 insertions, 0 deletions
diff --git a/lib/private/memcache/cache.php b/lib/private/memcache/cache.php
new file mode 100644
index 00000000000..0ad1cc7ec03
--- /dev/null
+++ b/lib/private/memcache/cache.php
@@ -0,0 +1,77 @@
+<?php
+/**
+ * Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace OC\Memcache;
+
+abstract class Cache implements \ArrayAccess {
+	/**
+	 * @var string $prefix
+	 */
+	protected $prefix;
+
+	/**
+	 * @param string $prefix
+	 */
+	public function __construct($prefix = '') {
+		$this->prefix = \OC_Util::getInstanceId() . '/' . $prefix;
+	}
+
+	public function getPrefix() {
+		return $this->prefix;
+	}
+
+	/**
+	 * @param string $key
+	 * @return mixed
+	 */
+	abstract public function get($key);
+
+	/**
+	 * @param string $key
+	 * @param mixed $value
+	 * @param int $ttl
+	 * @return mixed
+	 */
+	abstract public function set($key, $value, $ttl = 0);
+
+	/**
+	 * @param string $key
+	 * @return mixed
+	 */
+	abstract public function hasKey($key);
+
+	/**
+	 * @param string $key
+	 * @return mixed
+	 */
+	abstract public function remove($key);
+
+	/**
+	 * @param string $prefix
+	 * @return mixed
+	 */
+	abstract public function clear($prefix = '');
+
+	//implement the ArrayAccess interface
+
+	public function offsetExists($offset) {
+		return $this->hasKey($offset);
+	}
+
+	public function offsetSet($offset, $value) {
+		$this->set($offset, $value);
+	}
+
+	public function offsetGet($offset) {
+		return $this->get($offset);
+	}
+
+	public function offsetUnset($offset) {
+		$this->remove($offset);
+	}
+}