import { Observable } from 'rxjs';
import { Rpc } from './rpc';
import { RpcObservableRequestContext } from './rpc-observable-request';
import { RpcObservableResultContext } from './rpc-observable-result';
/**
 * RPC Observable Server class.
 * Extends this class and populate rpcCall and callback properties.
 *
 * @template TRequest the request data object.
 * @template TResult the result data object.
 * @template TError the error object which must be serializable.
 */
export declare class RpcObservableServer<TRequest extends RpcObservableResultContext, TResult extends RpcObservableRequestContext, TError extends RpcObservableRequestContext> {
    protected rpc: Rpc;
    protected command: string;
    protected version: string;
    private requestCommand;
    private resultCommand;
    private callback;
    /**
     * Initializes a new instance of the RpcObservableServer class.
     *
     * @param rpc the rpc object.
     * @param command the command string.
     */
    constructor(rpc: Rpc, command: string, version: string);
    /**
     * Register the call back observable.
     */
    register(value: (request: TRequest) => Observable<TResult>): void;
    /**
     * Making rpc call to shell or module.
     *
     * @param result the result packet data.
     * @param outbound the outbound object from Shell to module request.
     * @return Promise<void> the promise object.
     */
    private rpcCall;
    /**
     * Handle the request from inbound iframe window.
     *
     * @param observableRequest the observable request data.
     */
    private handler;
}