cache = $cache; } public function get($key) { return $this->cache->fetch($key); } public function fetch($key) { return $this->get($key); } public function set($key, $value, $ttl = 0) { return $this->cache->save($key, $value, $ttl); } public function save($key, $value, $ttl = 0) { return $this->set($key, $value, $ttl); } public function remove($key) { return $this->cache->delete($key); } public function delete($key) { return $this->remove($key); } public function contains($key) { return $this->cache->contains($key); } public function getStats() { return $this->cache->getStats(); } }