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\Extension\Tasks\Server\Exception;
15:
16: use Nexus\Mcp\Core\Exception\McpExceptionInterface;
17:
18: /**
19: * Thrown when a task issues an input-request key it already issued before,
20: * violating the per-task lifetime uniqueness of request keys.
21: */
22: final class InputRequestKeyReusedException extends \LogicException implements McpExceptionInterface
23: {
24: /**
25: * @param non-empty-string $taskId
26: */
27: public function __construct(string $taskId, int|string $key)
28: {
29: parent::__construct(\sprintf('Task "%s" already issued the input-request key "%s".', $taskId, $key));
30: }
31: }
32: