1: <?php
2:
3: declare(strict_types=1);
4:
5: /**
6: * This file is part of the Nexus MCP SDK package.
7: *
8: * (c) 2025 John Paul E. Balandan, CPA <paulbalandan@gmail.com>
9: *
10: * For the full copyright and license information, please view
11: * the LICENSE file that was distributed with this source code.
12: */
13:
14: namespace Nexus\Mcp\Server\Message\Notification;
15:
16: use Nexus\Mcp\Message\Notification;
17:
18: /**
19: * An optional notification from the server to the client, informing it that the list of
20: * resources it can read from has changed. This may be issued by servers without any previous
21: * subscription from the client.
22: */
23: final readonly class ResourceListChangedNotification extends Notification implements ServerNotification
24: {
25: /**
26: * @param non-empty-string $jsonrpc JSON-RPC version. Must be 2.0.
27: * @param null|array<string, mixed> $meta Reserved by MCP to allow clients and servers to attach
28: * additional metadata to their interactions.
29: */
30: public function __construct(
31: string $jsonrpc,
32: public ?array $meta = null,
33: ) {
34: $params = null === $meta ? null : ['_meta' => $meta];
35:
36: parent::__construct($jsonrpc, 'notifications/resources/list_changed', $params);
37: }
38: }
39: