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 { DescribeClassicLinkInstancesRequest, DescribeClassicLinkInstancesResult } from "../models/models_3";
/**
 * @public
 *
 * The input for {@link DescribeClassicLinkInstancesCommand}.
 */
export interface DescribeClassicLinkInstancesCommandInput extends DescribeClassicLinkInstancesRequest {
}
/**
 * @public
 *
 * The output of {@link DescribeClassicLinkInstancesCommand}.
 */
export interface DescribeClassicLinkInstancesCommandOutput extends DescribeClassicLinkInstancesResult, __MetadataBearer {
}
/**
 * @public
 * <p>Describes one or more of your linked EC2-Classic instances. This request only returns
 * 			information about EC2-Classic instances linked to a VPC through ClassicLink. You cannot
 * 			use this request to return information about other instances.</p>
 *          <note>
 *             <p>We are retiring EC2-Classic. We recommend that you migrate from EC2-Classic to a VPC. For more information, see <a href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/vpc-migrate.html">Migrate from EC2-Classic to a VPC</a> in the <i>Amazon Elastic Compute Cloud User Guide</i>.</p>
 *          </note>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { EC2Client, DescribeClassicLinkInstancesCommand } from "@aws-sdk/client-ec2"; // ES Modules import
 * // const { EC2Client, DescribeClassicLinkInstancesCommand } = require("@aws-sdk/client-ec2"); // CommonJS import
 * const client = new EC2Client(config);
 * const input = { // DescribeClassicLinkInstancesRequest
 *   Filters: [ // FilterList
 *     { // Filter
 *       Name: "STRING_VALUE",
 *       Values: [ // ValueStringList
 *         "STRING_VALUE",
 *       ],
 *     },
 *   ],
 *   DryRun: true || false,
 *   InstanceIds: [ // InstanceIdStringList
 *     "STRING_VALUE",
 *   ],
 *   MaxResults: Number("int"),
 *   NextToken: "STRING_VALUE",
 * };
 * const command = new DescribeClassicLinkInstancesCommand(input);
 * const response = await client.send(command);
 * ```
 *
 * @param DescribeClassicLinkInstancesCommandInput - {@link DescribeClassicLinkInstancesCommandInput}
 * @returns {@link DescribeClassicLinkInstancesCommandOutput}
 * @see {@link DescribeClassicLinkInstancesCommandInput} for command's `input` shape.
 * @see {@link DescribeClassicLinkInstancesCommandOutput} for command's `response` shape.
 * @see {@link EC2ClientResolvedConfig | config} for EC2Client's `config` shape.
 *
 *
 */
export declare class DescribeClassicLinkInstancesCommand extends $Command<DescribeClassicLinkInstancesCommandInput, DescribeClassicLinkInstancesCommandOutput, EC2ClientResolvedConfig> {
    readonly input: DescribeClassicLinkInstancesCommandInput;
    static getEndpointParameterInstructions(): EndpointParameterInstructions;
    /**
     * @public
     */
    constructor(input: DescribeClassicLinkInstancesCommandInput);
    /**
     * @internal
     */
    resolveMiddleware(clientStack: MiddlewareStack<ServiceInputTypes, ServiceOutputTypes>, configuration: EC2ClientResolvedConfig, options?: __HttpHandlerOptions): Handler<DescribeClassicLinkInstancesCommandInput, DescribeClassicLinkInstancesCommandOutput>;
    /**
     * @internal
     */
    private serialize;
    /**
     * @internal
     */
    private deserialize;
}
