/** * Test if a cache is available for the given id * * @param string $id Cache id * @return int|false Last modified time of cache entry if it is available, false otherwise */ public function test($id) { if (!$this->_options['caching']) { return false; } $id = $this->_id($id); // cache id may need prefix self::_validateIdOrTag($id); $this->_lastId = $id; return $this->_backend->test($id); }
/** * Test if a cache is available for the given id * * @param string $id Cache id * @return int|false Last modified time of cache entry if it is available, false otherwise */ public function test($id) { if (!$this->_options['caching']) { return false; } $id = $this->_id($id); // cache id may need prefix self::_validateIdOrTag($id); $this->_lastId = $id; $this->_log("Zend_Cache_Core: test item '{$id}'", 7); return $this->_backend->test($id); }
/** * Returns true if and only if storage is empty * * @throws Zend_Auth_Storage_Exception If it is impossible to determine whether storage is empty * @return boolean */ public function isEmpty() { return !$this->_backend->test($this->_id); }