Interface Nexus\Mcp\Core\Transport\CancellableTransportInterface

`extends`	`TransportInterface`

A transport that can observe a peer abandoning an in-flight request without saying so in a message, such as an SSE consumer closing its stream.

Nexus\Mcp\Core\Transport\CancellableTransportInterface extends TransportInterface
- Nexus\Mcp\Server\Transport\StreamableHttpServerTransport implements CancellableTransportInterface, RequestHandlerInterface

Located at Core/Transport/CancellableTransportInterface.php

Methods
`public`	`onCancel(Closure(RequestId): void $listener): SubscriptionInterface` Registers a listener invoked with the id of a request the peer abandoned. Registers a listener invoked with the id of a request the peer abandoned. Implemented by `Nexus\Mcp\Server\Transport\StreamableHttpServerTransport::onCancel()`	#

Methods inherited from Nexus\Mcp\Core\Transport\TransportInterface
`start(), send(), close(), onMessage(), onError(), onDrain(), onClose()`