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 { AcceptTransitGatewayVpcAttachmentRequest, AcceptTransitGatewayVpcAttachmentResult } from "../models/models_0";
/**
 * @public
 *
 * The input for {@link AcceptTransitGatewayVpcAttachmentCommand}.
 */
export interface AcceptTransitGatewayVpcAttachmentCommandInput extends AcceptTransitGatewayVpcAttachmentRequest {
}
/**
 * @public
 *
 * The output of {@link AcceptTransitGatewayVpcAttachmentCommand}.
 */
export interface AcceptTransitGatewayVpcAttachmentCommandOutput extends AcceptTransitGatewayVpcAttachmentResult, __MetadataBearer {
}
/**
 * @public
 * <p>Accepts a request to attach a VPC to a transit gateway.</p>
 *          <p>The VPC attachment must be in the <code>pendingAcceptance</code> state.
 *          Use <a>DescribeTransitGatewayVpcAttachments</a> to view your pending VPC attachment requests.
 *          Use <a>RejectTransitGatewayVpcAttachment</a> to reject a VPC attachment request.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { EC2Client, AcceptTransitGatewayVpcAttachmentCommand } from "@aws-sdk/client-ec2"; // ES Modules import
 * // const { EC2Client, AcceptTransitGatewayVpcAttachmentCommand } = require("@aws-sdk/client-ec2"); // CommonJS import
 * const client = new EC2Client(config);
 * const input = { // AcceptTransitGatewayVpcAttachmentRequest
 *   TransitGatewayAttachmentId: "STRING_VALUE", // required
 *   DryRun: true || false,
 * };
 * const command = new AcceptTransitGatewayVpcAttachmentCommand(input);
 * const response = await client.send(command);
 * ```
 *
 * @param AcceptTransitGatewayVpcAttachmentCommandInput - {@link AcceptTransitGatewayVpcAttachmentCommandInput}
 * @returns {@link AcceptTransitGatewayVpcAttachmentCommandOutput}
 * @see {@link AcceptTransitGatewayVpcAttachmentCommandInput} for command's `input` shape.
 * @see {@link AcceptTransitGatewayVpcAttachmentCommandOutput} for command's `response` shape.
 * @see {@link EC2ClientResolvedConfig | config} for EC2Client's `config` shape.
 *
 *
 */
export declare class AcceptTransitGatewayVpcAttachmentCommand extends $Command<AcceptTransitGatewayVpcAttachmentCommandInput, AcceptTransitGatewayVpcAttachmentCommandOutput, EC2ClientResolvedConfig> {
    readonly input: AcceptTransitGatewayVpcAttachmentCommandInput;
    static getEndpointParameterInstructions(): EndpointParameterInstructions;
    /**
     * @public
     */
    constructor(input: AcceptTransitGatewayVpcAttachmentCommandInput);
    /**
     * @internal
     */
    resolveMiddleware(clientStack: MiddlewareStack<ServiceInputTypes, ServiceOutputTypes>, configuration: EC2ClientResolvedConfig, options?: __HttpHandlerOptions): Handler<AcceptTransitGatewayVpcAttachmentCommandInput, AcceptTransitGatewayVpcAttachmentCommandOutput>;
    /**
     * @internal
     */
    private serialize;
    /**
     * @internal
     */
    private deserialize;
}
