Server : nginx/1.18.0 System : Linux localhost 6.14.3-x86_64-linode168 #1 SMP PREEMPT_DYNAMIC Mon Apr 21 19:47:55 EDT 2025 x86_64 User : www-data ( 33) PHP Version : 8.0.16 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /var/www/ecommerce/vendor/symfony/http-kernel/HttpCache/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * This code is partially based on the Rack-Cache library by Ryan Tomayko,
 * which is released under the MIT license.
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\HttpKernel\HttpCache;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

/**
 * Interface implemented by HTTP cache stores.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
interface StoreInterface
{
    /**
     * Locates a cached Response for the Request provided.
     */
    public function lookup(Request $request): ?Response;

    /**
     * Writes a cache entry to the store for the given Request and Response.
     *
     * Existing entries are read and any that match the response are removed. This
     * method calls write with the new list of cache entries.
     *
     * @return string The key under which the response is stored
     */
    public function write(Request $request, Response $response): string;

    /**
     * Invalidates all cache entries that match the request.
     */
    public function invalidate(Request $request);

    /**
     * Locks the cache for a given Request.
     *
     * @return bool|string true if the lock is acquired, the path to the current lock otherwise
     */
    public function lock(Request $request): bool|string;

    /**
     * Releases the lock for the given Request.
     *
     * @return bool False if the lock file does not exist or cannot be unlocked, true otherwise
     */
    public function unlock(Request $request): bool;

    /**
     * Returns whether or not a lock exists.
     *
     * @return bool true if lock exists, false otherwise
     */
    public function isLocked(Request $request): bool;

    /**
     * Purges data for the given URL.
     *
     * @return bool true if the URL exists and has been purged, false otherwise
     */
    public function purge(string $url): bool;

    /**
     * Cleanups storage.
     */
    public function cleanup();
}