Checks if the input can be handled by this class. If it cannot handle the input, rejects with an error explaining why.
Handles the given input. This may only be called if canHandle did not reject. When unconditionally calling both in sequence, consider handleSafe instead.
A promise resolving when handling is finished.
Input data that will be handled if it can be handled.
A promise resolving if the input can be handled, rejecting with an Error if not.
Adds
controlsandapiVersionfields to the output of its source handler, such that clients can predictably find their way to other resources. Control paths are determined by the input routes.