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\Schema\Notification;
15:
16: use Nexus\Mcp\Schema\Message\Message;
17:
18: /**
19: * The base JSON-RPC notification object.
20: *
21: * @template T of array{method: non-empty-string, params?: array<string, mixed>}
22: *
23: * @extends Message<T>
24: */
25: abstract readonly class Notification extends Message
26: {
27: /**
28: * @param non-empty-string $method JSON-RPC notification method.
29: * @param null|array<string, mixed> $params Additional notification parameters.
30: */
31: public function __construct(
32: public string $method,
33: public ?array $params = null,
34: ) {}
35:
36: #[\Override]
37: public function jsonSerialize(): array
38: {
39: return $this->toArray();
40: }
41: }
42: