import { Command as $Command } from "@smithy/core/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/core/client").CommandImpl<
    AttachThingPrincipalCommandInput,
    AttachThingPrincipalCommandOutput,
    IoTClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  new (
    input: AttachThingPrincipalCommandInput
  ): import("@smithy/core/client").CommandImpl<
    AttachThingPrincipalCommandInput,
    AttachThingPrincipalCommandOutput,
    IoTClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  getEndpointParameterInstructions(): {
    [x: string]: unknown;
  };
};
export declare class AttachThingPrincipalCommand extends AttachThingPrincipalCommand_base {
  protected static __types: {
    api: {
      input: AttachThingPrincipalRequest;
      output: {};
    };
    sdk: {
      input: AttachThingPrincipalCommandInput;
      output: AttachThingPrincipalCommandOutput;
    };
  };
}