File Core/Schema/JsonRpc/JsonRpcNotification.php

1:	<?php
2:
3:	declare(strict_types=1);
4:
5:	/**
6:	* This file is part of the Nexus MCP SDK package.
7:	*
8:	* (c) 2026 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\Core\Schema\JsonRpc;
15:
16:	use Nexus\Mcp\Core\Schema\Arrayable;
17:	use Nexus\Mcp\Core\Schema\Notification;
18:	use Nexus\Mcp\Core\Schema\NotificationParams;
19:
20:	/**
21:	* A notification which does not expect a response.
22:	*
23:	* @template-covariant TMethod of non-empty-string
24:	*
25:	* @extends Notification<TMethod>
26:	* @implements Arrayable<array{
27:	* jsonrpc: '2.0',
28:	* method: non-empty-string,
29:	* params?: template-type<NotificationParams, Arrayable, 'T'>,
30:	* }>
31:	*
32:	* @see https://modelcontextprotocol.io/specification/2025-11-25/schema#jsonrpcnotification
33:	*/
34:	abstract readonly class JsonRpcNotification extends Notification implements Arrayable, JsonRpcMessage
35:	{
36:	/**
37:	* @param array<string, mixed> $data
38:	*/
39:	#[\Override]
40:	abstract public static function fromArray(array $data): static;
41:
42:	#[\Override]
43:	public function toArray(): array
44:	{
45:	$envelope = [
46:	'jsonrpc' => self::JSONRPC_VERSION,
47:	'method' => static::getMethod(),
48:	];
49:
50:	$params = $this->params->toArray();
51:
52:	if ([] !== $params) {
53:	$envelope['params'] = $params;
54:	}
55:
56:	return $envelope;
57:	}
58:
59:	#[\Override]
60:	public function jsonSerialize(): array
61:	{
62:	$envelope = [
63:	'jsonrpc' => self::JSONRPC_VERSION,
64:	'method' => static::getMethod(),
65:	];
66:
67:	$params = $this->params->jsonSerialize();
68:
69:	if ([] !== $params) {
70:	$envelope['params'] = $params;
71:	}
72:
73:	return $envelope;
74:	}
75:	}
76:

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