import { MetadataBearer as __MetadataBearer } from "@smithy/types";
import { ActivityTask, PollForActivityTaskInput } from "../models/models_0";
export { __MetadataBearer };
export interface PollForActivityTaskCommandInput extends PollForActivityTaskInput {}
export interface PollForActivityTaskCommandOutput extends ActivityTask, __MetadataBearer {}
declare const PollForActivityTaskCommand_base: {
  new (
    input: PollForActivityTaskCommandInput,
  ): import("@smithy/core/client").CommandImpl<
    PollForActivityTaskCommandInput,
    PollForActivityTaskCommandOutput,
    import("..").SWFClientResolvedConfig,
    import("..").ServiceInputTypes,
    import("..").ServiceOutputTypes
  >;
  new (
    input: PollForActivityTaskCommandInput,
  ): import("@smithy/core/client").CommandImpl<
    PollForActivityTaskCommandInput,
    PollForActivityTaskCommandOutput,
    import("..").SWFClientResolvedConfig,
    import("..").ServiceInputTypes,
    import("..").ServiceOutputTypes
  >;
  getEndpointParameterInstructions(): import("@smithy/types").EndpointParameterInstructions;
};
export declare class PollForActivityTaskCommand extends PollForActivityTaskCommand_base {
  protected static __types: {
    api: {
      input: PollForActivityTaskInput;
      output: ActivityTask;
    };
    sdk: {
      input: PollForActivityTaskCommandInput;
      output: PollForActivityTaskCommandOutput;
    };
  };
}