import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../EC2Client";
import type { ModifyTransitGatewayRequest, ModifyTransitGatewayResult } from "../models/models_7";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link ModifyTransitGatewayCommand}.
 */
export interface ModifyTransitGatewayCommandInput extends ModifyTransitGatewayRequest {
}
/**
 * @public
 *
 * The output of {@link ModifyTransitGatewayCommand}.
 */
export interface ModifyTransitGatewayCommandOutput extends ModifyTransitGatewayResult, __MetadataBearer {
}
declare const ModifyTransitGatewayCommand_base: {
    new (input: ModifyTransitGatewayCommandInput): import("@smithy/smithy-client").CommandImpl<ModifyTransitGatewayCommandInput, ModifyTransitGatewayCommandOutput, EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (input: ModifyTransitGatewayCommandInput): import("@smithy/smithy-client").CommandImpl<ModifyTransitGatewayCommandInput, ModifyTransitGatewayCommandOutput, EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Modifies the specified transit gateway. When you modify a transit gateway, the modified options are applied to new transit gateway attachments only. Your existing transit gateway attachments are not modified.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { EC2Client, ModifyTransitGatewayCommand } from "@aws-sdk/client-ec2"; // ES Modules import
 * // const { EC2Client, ModifyTransitGatewayCommand } = require("@aws-sdk/client-ec2"); // CommonJS import
 * // import type { EC2ClientConfig } from "@aws-sdk/client-ec2";
 * const config = {}; // type is EC2ClientConfig
 * const client = new EC2Client(config);
 * const input = { // ModifyTransitGatewayRequest
 *   TransitGatewayId: "STRING_VALUE", // required
 *   Description: "STRING_VALUE",
 *   Options: { // ModifyTransitGatewayOptions
 *     AddTransitGatewayCidrBlocks: [ // TransitGatewayCidrBlockStringList
 *       "STRING_VALUE",
 *     ],
 *     RemoveTransitGatewayCidrBlocks: [
 *       "STRING_VALUE",
 *     ],
 *     VpnEcmpSupport: "enable" || "disable",
 *     DnsSupport: "enable" || "disable",
 *     SecurityGroupReferencingSupport: "enable" || "disable",
 *     AutoAcceptSharedAttachments: "enable" || "disable",
 *     DefaultRouteTableAssociation: "enable" || "disable",
 *     AssociationDefaultRouteTableId: "STRING_VALUE",
 *     DefaultRouteTablePropagation: "enable" || "disable",
 *     PropagationDefaultRouteTableId: "STRING_VALUE",
 *     AmazonSideAsn: Number("long"),
 *     EncryptionSupport: "enable" || "disable",
 *   },
 *   DryRun: true || false,
 * };
 * const command = new ModifyTransitGatewayCommand(input);
 * const response = await client.send(command);
 * // { // ModifyTransitGatewayResult
 * //   TransitGateway: { // TransitGateway
 * //     TransitGatewayId: "STRING_VALUE",
 * //     TransitGatewayArn: "STRING_VALUE",
 * //     State: "pending" || "available" || "modifying" || "deleting" || "deleted",
 * //     OwnerId: "STRING_VALUE",
 * //     Description: "STRING_VALUE",
 * //     CreationTime: new Date("TIMESTAMP"),
 * //     Options: { // TransitGatewayOptions
 * //       AmazonSideAsn: Number("long"),
 * //       TransitGatewayCidrBlocks: [ // ValueStringList
 * //         "STRING_VALUE",
 * //       ],
 * //       AutoAcceptSharedAttachments: "enable" || "disable",
 * //       DefaultRouteTableAssociation: "enable" || "disable",
 * //       AssociationDefaultRouteTableId: "STRING_VALUE",
 * //       DefaultRouteTablePropagation: "enable" || "disable",
 * //       PropagationDefaultRouteTableId: "STRING_VALUE",
 * //       VpnEcmpSupport: "enable" || "disable",
 * //       DnsSupport: "enable" || "disable",
 * //       SecurityGroupReferencingSupport: "enable" || "disable",
 * //       MulticastSupport: "enable" || "disable",
 * //       EncryptionSupport: { // EncryptionSupport
 * //         EncryptionState: "enabling" || "enabled" || "disabling" || "disabled",
 * //         StateMessage: "STRING_VALUE",
 * //       },
 * //     },
 * //     Tags: [ // TagList
 * //       { // Tag
 * //         Key: "STRING_VALUE",
 * //         Value: "STRING_VALUE",
 * //       },
 * //     ],
 * //   },
 * // };
 *
 * ```
 *
 * @param ModifyTransitGatewayCommandInput - {@link ModifyTransitGatewayCommandInput}
 * @returns {@link ModifyTransitGatewayCommandOutput}
 * @see {@link ModifyTransitGatewayCommandInput} for command's `input` shape.
 * @see {@link ModifyTransitGatewayCommandOutput} for command's `response` shape.
 * @see {@link EC2ClientResolvedConfig | config} for EC2Client's `config` shape.
 *
 * @throws {@link EC2ServiceException}
 * <p>Base exception class for all service exceptions from EC2 service.</p>
 *
 *
 * @public
 */
export declare class ModifyTransitGatewayCommand extends ModifyTransitGatewayCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: ModifyTransitGatewayRequest;
            output: ModifyTransitGatewayResult;
        };
        sdk: {
            input: ModifyTransitGatewayCommandInput;
            output: ModifyTransitGatewayCommandOutput;
        };
    };
}