import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { DatabaseMigrationServiceClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../DatabaseMigrationServiceClient";
import type { DescribeMetadataModelChildrenMessage, DescribeMetadataModelChildrenResponse } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link DescribeMetadataModelChildrenCommand}.
 */
export interface DescribeMetadataModelChildrenCommandInput extends DescribeMetadataModelChildrenMessage {
}
/**
 * @public
 *
 * The output of {@link DescribeMetadataModelChildrenCommand}.
 */
export interface DescribeMetadataModelChildrenCommandOutput extends DescribeMetadataModelChildrenResponse, __MetadataBearer {
}
declare const DescribeMetadataModelChildrenCommand_base: {
    new (input: DescribeMetadataModelChildrenCommandInput): import("@smithy/smithy-client").CommandImpl<DescribeMetadataModelChildrenCommandInput, DescribeMetadataModelChildrenCommandOutput, DatabaseMigrationServiceClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (input: DescribeMetadataModelChildrenCommandInput): import("@smithy/smithy-client").CommandImpl<DescribeMetadataModelChildrenCommandInput, DescribeMetadataModelChildrenCommandOutput, DatabaseMigrationServiceClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Gets a list of child metadata models for the specified metadata model in the database hierarchy.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { DatabaseMigrationServiceClient, DescribeMetadataModelChildrenCommand } from "@aws-sdk/client-database-migration-service"; // ES Modules import
 * // const { DatabaseMigrationServiceClient, DescribeMetadataModelChildrenCommand } = require("@aws-sdk/client-database-migration-service"); // CommonJS import
 * // import type { DatabaseMigrationServiceClientConfig } from "@aws-sdk/client-database-migration-service";
 * const config = {}; // type is DatabaseMigrationServiceClientConfig
 * const client = new DatabaseMigrationServiceClient(config);
 * const input = { // DescribeMetadataModelChildrenMessage
 *   SelectionRules: "STRING_VALUE", // required
 *   MigrationProjectIdentifier: "STRING_VALUE", // required
 *   Origin: "SOURCE" || "TARGET", // required
 *   Marker: "STRING_VALUE",
 *   MaxRecords: Number("int"),
 * };
 * const command = new DescribeMetadataModelChildrenCommand(input);
 * const response = await client.send(command);
 * // { // DescribeMetadataModelChildrenResponse
 * //   Marker: "STRING_VALUE",
 * //   MetadataModelChildren: [ // MetadataModelReferenceList
 * //     { // MetadataModelReference
 * //       MetadataModelName: "STRING_VALUE",
 * //       SelectionRules: "STRING_VALUE",
 * //     },
 * //   ],
 * // };
 *
 * ```
 *
 * @param DescribeMetadataModelChildrenCommandInput - {@link DescribeMetadataModelChildrenCommandInput}
 * @returns {@link DescribeMetadataModelChildrenCommandOutput}
 * @see {@link DescribeMetadataModelChildrenCommandInput} for command's `input` shape.
 * @see {@link DescribeMetadataModelChildrenCommandOutput} for command's `response` shape.
 * @see {@link DatabaseMigrationServiceClientResolvedConfig | config} for DatabaseMigrationServiceClient's `config` shape.
 *
 * @throws {@link AccessDeniedFault} (client fault)
 *  <p>DMS was denied access to the endpoint. Check that the
 *             role is correctly configured.</p>
 *
 * @throws {@link ResourceNotFoundFault} (client fault)
 *  <p>The resource could not be found.</p>
 *
 * @throws {@link DatabaseMigrationServiceServiceException}
 * <p>Base exception class for all service exceptions from DatabaseMigrationService service.</p>
 *
 *
 * @public
 */
export declare class DescribeMetadataModelChildrenCommand extends DescribeMetadataModelChildrenCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: DescribeMetadataModelChildrenMessage;
            output: DescribeMetadataModelChildrenResponse;
        };
        sdk: {
            input: DescribeMetadataModelChildrenCommandInput;
            output: DescribeMetadataModelChildrenCommandOutput;
        };
    };
}