import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { AccountClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../AccountClient";
import type { ListRegionsRequest, ListRegionsResponse } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link ListRegionsCommand}.
 */
export interface ListRegionsCommandInput extends ListRegionsRequest {
}
/**
 * @public
 *
 * The output of {@link ListRegionsCommand}.
 */
export interface ListRegionsCommandOutput extends ListRegionsResponse, __MetadataBearer {
}
declare const ListRegionsCommand_base: {
    new (input: ListRegionsCommandInput): import("@smithy/smithy-client").CommandImpl<ListRegionsCommandInput, ListRegionsCommandOutput, AccountClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (...[input]: [] | [ListRegionsCommandInput]): import("@smithy/smithy-client").CommandImpl<ListRegionsCommandInput, ListRegionsCommandOutput, AccountClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Lists all the Regions for a given account and their respective opt-in statuses. Optionally, this list can be filtered by the <code>region-opt-status-contains</code> parameter. </p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { AccountClient, ListRegionsCommand } from "@aws-sdk/client-account"; // ES Modules import
 * // const { AccountClient, ListRegionsCommand } = require("@aws-sdk/client-account"); // CommonJS import
 * // import type { AccountClientConfig } from "@aws-sdk/client-account";
 * const config = {}; // type is AccountClientConfig
 * const client = new AccountClient(config);
 * const input = { // ListRegionsRequest
 *   AccountId: "STRING_VALUE",
 *   MaxResults: Number("int"),
 *   NextToken: "STRING_VALUE",
 *   RegionOptStatusContains: [ // RegionOptStatusList
 *     "STRING_VALUE",
 *   ],
 * };
 * const command = new ListRegionsCommand(input);
 * const response = await client.send(command);
 * // { // ListRegionsResponse
 * //   NextToken: "STRING_VALUE",
 * //   Regions: [ // RegionOptList
 * //     { // Region
 * //       RegionName: "STRING_VALUE",
 * //       RegionOptStatus: "STRING_VALUE",
 * //     },
 * //   ],
 * // };
 *
 * ```
 *
 * @param ListRegionsCommandInput - {@link ListRegionsCommandInput}
 * @returns {@link ListRegionsCommandOutput}
 * @see {@link ListRegionsCommandInput} for command's `input` shape.
 * @see {@link ListRegionsCommandOutput} for command's `response` shape.
 * @see {@link AccountClientResolvedConfig | config} for AccountClient's `config` shape.
 *
 * @throws {@link AccessDeniedException} (client fault)
 *  <p>The operation failed because the calling identity doesn't have the minimum required permissions.</p>
 *
 * @throws {@link InternalServerException} (server fault)
 *  <p>The operation failed because of an error internal to Amazon Web Services. Try your operation again later.</p>
 *
 * @throws {@link TooManyRequestsException} (client fault)
 *  <p>The operation failed because it was called too frequently and exceeded a throttle limit.</p>
 *
 * @throws {@link ValidationException} (client fault)
 *  <p>The operation failed because one of the input parameters was invalid.</p>
 *
 * @throws {@link AccountServiceException}
 * <p>Base exception class for all service exceptions from Account service.</p>
 *
 *
 * @public
 */
export declare class ListRegionsCommand extends ListRegionsCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: ListRegionsRequest;
            output: ListRegionsResponse;
        };
        sdk: {
            input: ListRegionsCommandInput;
            output: ListRegionsCommandOutput;
        };
    };
}