import { EndpointParameterInstructions } from "@aws-sdk/middleware-endpoint";
import { Command as $Command } from "@aws-sdk/smithy-client";
import { Handler, HttpHandlerOptions as __HttpHandlerOptions, MetadataBearer as __MetadataBearer, MiddlewareStack } from "@aws-sdk/types";
import { EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../EC2Client";
import { DescribeCustomerGatewaysRequest, DescribeCustomerGatewaysResult } from "../models/models_3";
/**
 * @public
 *
 * The input for {@link DescribeCustomerGatewaysCommand}.
 */
export interface DescribeCustomerGatewaysCommandInput extends DescribeCustomerGatewaysRequest {
}
/**
 * @public
 *
 * The output of {@link DescribeCustomerGatewaysCommand}.
 */
export interface DescribeCustomerGatewaysCommandOutput extends DescribeCustomerGatewaysResult, __MetadataBearer {
}
/**
 * @public
 * <p>Describes one or more of your VPN customer gateways.</p>
 *          <p>For more information, see <a href="https://docs.aws.amazon.com/vpn/latest/s2svpn/VPC_VPN.html">Amazon Web Services Site-to-Site VPN</a> in the <i>Amazon Web Services Site-to-Site VPN
 *                 User Guide</i>.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { EC2Client, DescribeCustomerGatewaysCommand } from "@aws-sdk/client-ec2"; // ES Modules import
 * // const { EC2Client, DescribeCustomerGatewaysCommand } = require("@aws-sdk/client-ec2"); // CommonJS import
 * const client = new EC2Client(config);
 * const input = { // DescribeCustomerGatewaysRequest
 *   CustomerGatewayIds: [ // CustomerGatewayIdStringList
 *     "STRING_VALUE",
 *   ],
 *   Filters: [ // FilterList
 *     { // Filter
 *       Name: "STRING_VALUE",
 *       Values: [ // ValueStringList
 *         "STRING_VALUE",
 *       ],
 *     },
 *   ],
 *   DryRun: true || false,
 * };
 * const command = new DescribeCustomerGatewaysCommand(input);
 * const response = await client.send(command);
 * ```
 *
 * @param DescribeCustomerGatewaysCommandInput - {@link DescribeCustomerGatewaysCommandInput}
 * @returns {@link DescribeCustomerGatewaysCommandOutput}
 * @see {@link DescribeCustomerGatewaysCommandInput} for command's `input` shape.
 * @see {@link DescribeCustomerGatewaysCommandOutput} for command's `response` shape.
 * @see {@link EC2ClientResolvedConfig | config} for EC2Client's `config` shape.
 *
 *
 * @example To describe a customer gateway
 * ```javascript
 * // This example describes the specified customer gateway.
 * const input = {
 *   "CustomerGatewayIds": [
 *     "cgw-0e11f167"
 *   ]
 * };
 * const command = new DescribeCustomerGatewaysCommand(input);
 * const response = await client.send(command);
 * /* response ==
 * {
 *   "CustomerGateways": [
 *     {
 *       "BgpAsn": "65534",
 *       "CustomerGatewayId": "cgw-0e11f167",
 *       "IpAddress": "12.1.2.3",
 *       "State": "available",
 *       "Type": "ipsec.1"
 *     }
 *   ]
 * }
 * *\/
 * // example id: ec2-describe-customer-gateways-1
 * ```
 *
 */
export declare class DescribeCustomerGatewaysCommand extends $Command<DescribeCustomerGatewaysCommandInput, DescribeCustomerGatewaysCommandOutput, EC2ClientResolvedConfig> {
    readonly input: DescribeCustomerGatewaysCommandInput;
    static getEndpointParameterInstructions(): EndpointParameterInstructions;
    /**
     * @public
     */
    constructor(input: DescribeCustomerGatewaysCommandInput);
    /**
     * @internal
     */
    resolveMiddleware(clientStack: MiddlewareStack<ServiceInputTypes, ServiceOutputTypes>, configuration: EC2ClientResolvedConfig, options?: __HttpHandlerOptions): Handler<DescribeCustomerGatewaysCommandInput, DescribeCustomerGatewaysCommandOutput>;
    /**
     * @internal
     */
    private serialize;
    /**
     * @internal
     */
    private deserialize;
}
