import { sendUnaryData, ServerDuplexStream, ServerReadableStream, ServerUnaryCall, ServerWritableStream } from '@grpc/grpc-js';
import { GrpcSequenceInterface } from './types';
/**
 * GRPC Sequence
 *
 * @export
 * @class GrpcSequence
 * @implements {GrpcSequenceInterface}
 */
export declare class GrpcSequence implements GrpcSequenceInterface {
    protected controller: {
        [method: string]: Function;
    };
    protected method: string;
    constructor(controller: {
        [method: string]: Function;
    }, method: string);
    unaryCall<Req, Res>(call: ServerUnaryCall<Req, Res>, callback: sendUnaryData<Res>): Promise<void>;
    /**
     * grpc client streaming call
     *
     * @template Req
     * @template Res
     * @param {ServerReadableStream<Req, Res>} clientStream
     * @param {sendUnaryData<any>} callback
     * @returns {Promise<void>}
     *
     * @memberOf GrpcSequence
     */
    clientStreamingCall<Req, Res>(clientStream: ServerReadableStream<Req, Res>, callback: sendUnaryData<any>): Promise<void>;
    /**
     * grpc process server stream
     *
     * @template Req
     * @template Res
     * @param {ServerWritableStream<Req, Res>} stream
     * @returns {void}
     *
     * @memberOf GrpcSequence
     */
    processServerStream<Req, Res>(stream: ServerWritableStream<Req, Res>): void;
    /**
     * grpc process stream
     *
     * @template Req
     * @template Res
     * @param {ServerDuplexStream<Req, Res>} stream
     * @returns {void}
     *
     * @memberOf GrpcSequence
     */
    processBidiStream<Req, Res>(stream: ServerDuplexStream<Req, Res>): void;
}