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\Handler;
15:
16: use Nexus\Mcp\Core\Schema\JsonRpc\JsonRpcNotification;
17: use Nexus\Mcp\Core\Schema\JsonRpc\JsonRpcRequest;
18: use Nexus\Mcp\Core\Schema\JsonRpc\JsonRpcResultResponse;
19: use Nexus\Mcp\Core\Schema\Result;
20:
21: /**
22: * Outbound message pump used by `AbstractContext` helpers.
23: */
24: interface SenderInterface
25: {
26: /**
27: * @param JsonRpcNotification<non-empty-string> $notification
28: */
29: public function sendNotification(JsonRpcNotification $notification): void;
30:
31: /**
32: * @param JsonRpcRequest<non-empty-string> $request
33: *
34: * @return JsonRpcResultResponse<Result>
35: */
36: public function sendRequest(JsonRpcRequest $request): JsonRpcResultResponse;
37: }
38: