import { Command as $Command } from "@smithy/smithy-client";
import { MetadataBearer as __MetadataBearer } from "@smithy/types";
import {
  IoTClientResolvedConfig,
  ServiceInputTypes,
  ServiceOutputTypes,
} from "../IoTClient";
import { AttachPrincipalPolicyRequest } from "../models/models_0";
export { __MetadataBearer };
export { $Command };
export interface AttachPrincipalPolicyCommandInput
  extends AttachPrincipalPolicyRequest {}
export interface AttachPrincipalPolicyCommandOutput extends __MetadataBearer {}
declare const AttachPrincipalPolicyCommand_base: {
  new (
    input: AttachPrincipalPolicyCommandInput
  ): import("@smithy/smithy-client").CommandImpl<
    AttachPrincipalPolicyCommandInput,
    AttachPrincipalPolicyCommandOutput,
    IoTClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  new (
    input: AttachPrincipalPolicyCommandInput
  ): import("@smithy/smithy-client").CommandImpl<
    AttachPrincipalPolicyCommandInput,
    AttachPrincipalPolicyCommandOutput,
    IoTClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
export declare class AttachPrincipalPolicyCommand extends AttachPrincipalPolicyCommand_base {
  protected static __types: {
    api: {
      input: AttachPrincipalPolicyRequest;
      output: {};
    };
    sdk: {
      input: AttachPrincipalPolicyCommandInput;
      output: AttachPrincipalPolicyCommandOutput;
    };
  };
}