<?php namespace Illuminate\Contracts\Cache; interface Lock { /** * Attempt to acquire the lock. * * @param callable|null $callback * @return mixed */ public function get($callback = null); /** * Attempt to acquire the lock for the given number of seconds. * * @param int $seconds * @param callable|null $callback * @return mixed */ public function block($seconds, $callback = null); /** * Release the lock. * * @return bool */ public function release(); /** * Returns the current owner of the lock. * * @return string */ public function owner(); /** * Releases this lock in disregard of ownership. * * @return void */ public function forceRelease(); }