import { ObservableLike } from '@dws/muster-observable';
import { NodeDefinition, StatelessGraphNode, StatelessNodeDefinition, StatelessNodeType } from '../../../types/graph';
export declare type StreamFactory = (request: NodeDefinition) => ObservableLike<NodeDefinition>;
export interface FromStreamMiddlewareNode extends StatelessGraphNode<'from-stream-middleware', FromStreamMiddlewareNodeProperties> {
}
export interface FromStreamMiddlewareNodeDefinition extends StatelessNodeDefinition<'from-stream-middleware', FromStreamMiddlewareNodeProperties> {
}
export interface FromStreamMiddlewareNodeProperties {
    streamFactory: StreamFactory;
}
export declare const FromStreamMiddlewareNodeType: StatelessNodeType<'from-stream-middleware', FromStreamMiddlewareNodeProperties>;
export declare function fromStreamMiddleware(streamFactory: StreamFactory): FromStreamMiddlewareNodeDefinition;