import { Command as $Command } from "@smithy/smithy-client";
import { MetadataBearer as __MetadataBearer } from "@smithy/types";
import {
  IoTClientResolvedConfig,
  ServiceInputTypes,
  ServiceOutputTypes,
} from "../IoTClient";
import {
  AttachThingPrincipalRequest,
  AttachThingPrincipalResponse,
} from "../models/models_0";
export { __MetadataBearer };
export { $Command };
export interface AttachThingPrincipalCommandInput
  extends AttachThingPrincipalRequest {}
export interface AttachThingPrincipalCommandOutput
  extends AttachThingPrincipalResponse,
    __MetadataBearer {}
declare const AttachThingPrincipalCommand_base: {
  new (
    input: AttachThingPrincipalCommandInput
  ): import("@smithy/smithy-client").CommandImpl<
    AttachThingPrincipalCommandInput,
    AttachThingPrincipalCommandOutput,
    IoTClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  new (
    __0_0: AttachThingPrincipalCommandInput
  ): import("@smithy/smithy-client").CommandImpl<
    AttachThingPrincipalCommandInput,
    AttachThingPrincipalCommandOutput,
    IoTClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
export declare class AttachThingPrincipalCommand extends AttachThingPrincipalCommand_base {}