import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { CloudTrailClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../CloudTrailClient";
import type { ListChannelsRequest, ListChannelsResponse } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link ListChannelsCommand}.
 */
export interface ListChannelsCommandInput extends ListChannelsRequest {
}
/**
 * @public
 *
 * The output of {@link ListChannelsCommand}.
 */
export interface ListChannelsCommandOutput extends ListChannelsResponse, __MetadataBearer {
}
declare const ListChannelsCommand_base: {
    new (input: ListChannelsCommandInput): import("@smithy/smithy-client").CommandImpl<ListChannelsCommandInput, ListChannelsCommandOutput, CloudTrailClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (...[input]: [] | [ListChannelsCommandInput]): import("@smithy/smithy-client").CommandImpl<ListChannelsCommandInput, ListChannelsCommandOutput, CloudTrailClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p> Lists the channels in the current account, and their source names.
 *       </p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { CloudTrailClient, ListChannelsCommand } from "@aws-sdk/client-cloudtrail"; // ES Modules import
 * // const { CloudTrailClient, ListChannelsCommand } = require("@aws-sdk/client-cloudtrail"); // CommonJS import
 * // import type { CloudTrailClientConfig } from "@aws-sdk/client-cloudtrail";
 * const config = {}; // type is CloudTrailClientConfig
 * const client = new CloudTrailClient(config);
 * const input = { // ListChannelsRequest
 *   MaxResults: Number("int"),
 *   NextToken: "STRING_VALUE",
 * };
 * const command = new ListChannelsCommand(input);
 * const response = await client.send(command);
 * // { // ListChannelsResponse
 * //   Channels: [ // Channels
 * //     { // Channel
 * //       ChannelArn: "STRING_VALUE",
 * //       Name: "STRING_VALUE",
 * //     },
 * //   ],
 * //   NextToken: "STRING_VALUE",
 * // };
 *
 * ```
 *
 * @param ListChannelsCommandInput - {@link ListChannelsCommandInput}
 * @returns {@link ListChannelsCommandOutput}
 * @see {@link ListChannelsCommandInput} for command's `input` shape.
 * @see {@link ListChannelsCommandOutput} for command's `response` shape.
 * @see {@link CloudTrailClientResolvedConfig | config} for CloudTrailClient's `config` shape.
 *
 * @throws {@link InvalidNextTokenException} (client fault)
 *  <p>A token that is not valid, or a token that was previously used in a request with
 *          different parameters. This exception is thrown if the token is not valid.</p>
 *
 * @throws {@link OperationNotPermittedException} (client fault)
 *  <p>This exception is thrown when the requested operation is not permitted.</p>
 *
 * @throws {@link UnsupportedOperationException} (client fault)
 *  <p>This exception is thrown when the requested operation is not supported.</p>
 *
 * @throws {@link CloudTrailServiceException}
 * <p>Base exception class for all service exceptions from CloudTrail service.</p>
 *
 *
 * @public
 */
export declare class ListChannelsCommand extends ListChannelsCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: ListChannelsRequest;
            output: ListChannelsResponse;
        };
        sdk: {
            input: ListChannelsCommandInput;
            output: ListChannelsCommandOutput;
        };
    };
}