@DoNotImplement public FlowHandle<A>
interface FlowHandle is a serialisable handle for the started flow, parameterised by the type of the flow's return value.
interface FlowHandle@NotNull StateMachineRunId getId()
The started state machine's ID.
@NotNull CordaFuture<A> getReturnValue()
A interface CordaFuture of the flow's return value.
interface CordaFuturevoid close()
Use this function for flows whose returnValue is not going to be used, so as to free up server resources.