import { Command as $Command } from "@smithy/smithy-client";
import { MetadataBearer as __MetadataBearer } from "@smithy/types";
import {
  ClusterSubnetGroupMessage,
  DescribeClusterSubnetGroupsMessage,
} from "../models/models_0";
import {
  RedshiftClientResolvedConfig,
  ServiceInputTypes,
  ServiceOutputTypes,
} from "../RedshiftClient";
export { __MetadataBearer };
export { $Command };
export interface DescribeClusterSubnetGroupsCommandInput
  extends DescribeClusterSubnetGroupsMessage {}
export interface DescribeClusterSubnetGroupsCommandOutput
  extends ClusterSubnetGroupMessage,
    __MetadataBearer {}
declare const DescribeClusterSubnetGroupsCommand_base: {
  new (
    input: DescribeClusterSubnetGroupsCommandInput
  ): import("@smithy/smithy-client").CommandImpl<
    DescribeClusterSubnetGroupsCommandInput,
    DescribeClusterSubnetGroupsCommandOutput,
    RedshiftClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  new (
    ...[input]: [] | [DescribeClusterSubnetGroupsCommandInput]
  ): import("@smithy/smithy-client").CommandImpl<
    DescribeClusterSubnetGroupsCommandInput,
    DescribeClusterSubnetGroupsCommandOutput,
    RedshiftClientResolvedConfig,
    ServiceInputTypes,
    ServiceOutputTypes
  >;
  getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
export declare class DescribeClusterSubnetGroupsCommand extends DescribeClusterSubnetGroupsCommand_base {
  protected static __types: {
    api: {
      input: DescribeClusterSubnetGroupsMessage;
      output: ClusterSubnetGroupMessage;
    };
    sdk: {
      input: DescribeClusterSubnetGroupsCommandInput;
      output: DescribeClusterSubnetGroupsCommandOutput;
    };
  };
}