import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { DBInstanceMessage, DescribeDBInstancesMessage } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
/**
 * @public
 *
 * The input for {@link DescribeDBInstancesCommand}.
 */
export interface DescribeDBInstancesCommandInput extends DescribeDBInstancesMessage {
}
/**
 * @public
 *
 * The output of {@link DescribeDBInstancesCommand}.
 */
export interface DescribeDBInstancesCommandOutput extends DBInstanceMessage, __MetadataBearer {
}
declare const DescribeDBInstancesCommand_base: {
    new (input: DescribeDBInstancesCommandInput): import("@smithy/core/client").CommandImpl<DescribeDBInstancesCommandInput, DescribeDBInstancesCommandOutput, import("..").DocDBClientResolvedConfig, import("..").ServiceInputTypes, import("..").ServiceOutputTypes>;
    new (...[input]: [] | [DescribeDBInstancesCommandInput]): import("@smithy/core/client").CommandImpl<DescribeDBInstancesCommandInput, DescribeDBInstancesCommandOutput, import("..").DocDBClientResolvedConfig, import("..").ServiceInputTypes, import("..").ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/types").EndpointParameterInstructions;
};
/**
 * <p>Returns information about provisioned Amazon DocumentDB instances. This API supports pagination.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { DocDBClient, DescribeDBInstancesCommand } from "@aws-sdk/client-docdb"; // ES Modules import
 * // const { DocDBClient, DescribeDBInstancesCommand } = require("@aws-sdk/client-docdb"); // CommonJS import
 * // import type { DocDBClientConfig } from "@aws-sdk/client-docdb";
 * const config = {}; // type is DocDBClientConfig
 * const client = new DocDBClient(config);
 * const input = { // DescribeDBInstancesMessage
 *   DBInstanceIdentifier: "STRING_VALUE",
 *   Filters: [ // FilterList
 *     { // Filter
 *       Name: "STRING_VALUE", // required
 *       Values: [ // FilterValueList // required
 *         "STRING_VALUE",
 *       ],
 *     },
 *   ],
 *   MaxRecords: Number("int"),
 *   Marker: "STRING_VALUE",
 * };
 * const command = new DescribeDBInstancesCommand(input);
 * const response = await client.send(command);
 * // { // DBInstanceMessage
 * //   Marker: "STRING_VALUE",
 * //   DBInstances: [ // DBInstanceList
 * //     { // DBInstance
 * //       DBInstanceIdentifier: "STRING_VALUE",
 * //       DBInstanceClass: "STRING_VALUE",
 * //       Engine: "STRING_VALUE",
 * //       DBInstanceStatus: "STRING_VALUE",
 * //       Endpoint: { // Endpoint
 * //         Address: "STRING_VALUE",
 * //         Port: Number("int"),
 * //         HostedZoneId: "STRING_VALUE",
 * //       },
 * //       InstanceCreateTime: new Date("TIMESTAMP"),
 * //       PreferredBackupWindow: "STRING_VALUE",
 * //       BackupRetentionPeriod: Number("int"),
 * //       VpcSecurityGroups: [ // VpcSecurityGroupMembershipList
 * //         { // VpcSecurityGroupMembership
 * //           VpcSecurityGroupId: "STRING_VALUE",
 * //           Status: "STRING_VALUE",
 * //         },
 * //       ],
 * //       AvailabilityZone: "STRING_VALUE",
 * //       DBSubnetGroup: { // DBSubnetGroup
 * //         DBSubnetGroupName: "STRING_VALUE",
 * //         DBSubnetGroupDescription: "STRING_VALUE",
 * //         VpcId: "STRING_VALUE",
 * //         SubnetGroupStatus: "STRING_VALUE",
 * //         Subnets: [ // SubnetList
 * //           { // Subnet
 * //             SubnetIdentifier: "STRING_VALUE",
 * //             SubnetAvailabilityZone: { // AvailabilityZone
 * //               Name: "STRING_VALUE",
 * //             },
 * //             SubnetStatus: "STRING_VALUE",
 * //           },
 * //         ],
 * //         DBSubnetGroupArn: "STRING_VALUE",
 * //         SupportedNetworkTypes: [ // NetworkTypeList
 * //           "STRING_VALUE",
 * //         ],
 * //       },
 * //       PreferredMaintenanceWindow: "STRING_VALUE",
 * //       PendingModifiedValues: { // PendingModifiedValues
 * //         DBInstanceClass: "STRING_VALUE",
 * //         AllocatedStorage: Number("int"),
 * //         MasterUserPassword: "STRING_VALUE",
 * //         Port: Number("int"),
 * //         BackupRetentionPeriod: Number("int"),
 * //         MultiAZ: true || false,
 * //         EngineVersion: "STRING_VALUE",
 * //         LicenseModel: "STRING_VALUE",
 * //         Iops: Number("int"),
 * //         DBInstanceIdentifier: "STRING_VALUE",
 * //         StorageType: "STRING_VALUE",
 * //         CACertificateIdentifier: "STRING_VALUE",
 * //         DBSubnetGroupName: "STRING_VALUE",
 * //         PendingCloudwatchLogsExports: { // PendingCloudwatchLogsExports
 * //           LogTypesToEnable: [ // LogTypeList
 * //             "STRING_VALUE",
 * //           ],
 * //           LogTypesToDisable: [
 * //             "STRING_VALUE",
 * //           ],
 * //         },
 * //       },
 * //       LatestRestorableTime: new Date("TIMESTAMP"),
 * //       EngineVersion: "STRING_VALUE",
 * //       AutoMinorVersionUpgrade: true || false,
 * //       PubliclyAccessible: true || false,
 * //       StatusInfos: [ // DBInstanceStatusInfoList
 * //         { // DBInstanceStatusInfo
 * //           StatusType: "STRING_VALUE",
 * //           Normal: true || false,
 * //           Status: "STRING_VALUE",
 * //           Message: "STRING_VALUE",
 * //         },
 * //       ],
 * //       DBClusterIdentifier: "STRING_VALUE",
 * //       StorageEncrypted: true || false,
 * //       KmsKeyId: "STRING_VALUE",
 * //       DbiResourceId: "STRING_VALUE",
 * //       CACertificateIdentifier: "STRING_VALUE",
 * //       CopyTagsToSnapshot: true || false,
 * //       PromotionTier: Number("int"),
 * //       DBInstanceArn: "STRING_VALUE",
 * //       EnabledCloudwatchLogsExports: [
 * //         "STRING_VALUE",
 * //       ],
 * //       CertificateDetails: { // CertificateDetails
 * //         CAIdentifier: "STRING_VALUE",
 * //         ValidTill: new Date("TIMESTAMP"),
 * //       },
 * //       PerformanceInsightsEnabled: true || false,
 * //       PerformanceInsightsKMSKeyId: "STRING_VALUE",
 * //     },
 * //   ],
 * // };
 *
 * ```
 *
 * @param DescribeDBInstancesCommandInput - {@link DescribeDBInstancesCommandInput}
 * @returns {@link DescribeDBInstancesCommandOutput}
 * @see {@link DescribeDBInstancesCommandInput} for command's `input` shape.
 * @see {@link DescribeDBInstancesCommandOutput} for command's `response` shape.
 * @see {@link DocDBClientResolvedConfig | config} for DocDBClient's `config` shape.
 *
 * @throws {@link DBInstanceNotFoundFault} (client fault)
 *  <p>
 *             <code>DBInstanceIdentifier</code> doesn't refer to an existing instance. </p>
 *
 * @throws {@link DocDBServiceException}
 * <p>Base exception class for all service exceptions from DocDB service.</p>
 *
 *
 * @public
 */
export declare class DescribeDBInstancesCommand extends DescribeDBInstancesCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: DescribeDBInstancesMessage;
            output: DBInstanceMessage;
        };
        sdk: {
            input: DescribeDBInstancesCommandInput;
            output: DescribeDBInstancesCommandOutput;
        };
    };
}