import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { ElastiCacheClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../ElastiCacheClient";
import type { ModifyCacheSubnetGroupMessage, ModifyCacheSubnetGroupResult } from "../models/models_0";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link ModifyCacheSubnetGroupCommand}.
 */
export interface ModifyCacheSubnetGroupCommandInput extends ModifyCacheSubnetGroupMessage {
}
/**
 * @public
 *
 * The output of {@link ModifyCacheSubnetGroupCommand}.
 */
export interface ModifyCacheSubnetGroupCommandOutput extends ModifyCacheSubnetGroupResult, __MetadataBearer {
}
declare const ModifyCacheSubnetGroupCommand_base: {
    new (input: ModifyCacheSubnetGroupCommandInput): import("@smithy/smithy-client").CommandImpl<ModifyCacheSubnetGroupCommandInput, ModifyCacheSubnetGroupCommandOutput, ElastiCacheClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (input: ModifyCacheSubnetGroupCommandInput): import("@smithy/smithy-client").CommandImpl<ModifyCacheSubnetGroupCommandInput, ModifyCacheSubnetGroupCommandOutput, ElastiCacheClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Modifies an existing cache subnet group.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { ElastiCacheClient, ModifyCacheSubnetGroupCommand } from "@aws-sdk/client-elasticache"; // ES Modules import
 * // const { ElastiCacheClient, ModifyCacheSubnetGroupCommand } = require("@aws-sdk/client-elasticache"); // CommonJS import
 * // import type { ElastiCacheClientConfig } from "@aws-sdk/client-elasticache";
 * const config = {}; // type is ElastiCacheClientConfig
 * const client = new ElastiCacheClient(config);
 * const input = { // ModifyCacheSubnetGroupMessage
 *   CacheSubnetGroupName: "STRING_VALUE", // required
 *   CacheSubnetGroupDescription: "STRING_VALUE",
 *   SubnetIds: [ // SubnetIdentifierList
 *     "STRING_VALUE",
 *   ],
 * };
 * const command = new ModifyCacheSubnetGroupCommand(input);
 * const response = await client.send(command);
 * // { // ModifyCacheSubnetGroupResult
 * //   CacheSubnetGroup: { // CacheSubnetGroup
 * //     CacheSubnetGroupName: "STRING_VALUE",
 * //     CacheSubnetGroupDescription: "STRING_VALUE",
 * //     VpcId: "STRING_VALUE",
 * //     Subnets: [ // SubnetList
 * //       { // Subnet
 * //         SubnetIdentifier: "STRING_VALUE",
 * //         SubnetAvailabilityZone: { // AvailabilityZone
 * //           Name: "STRING_VALUE",
 * //         },
 * //         SubnetOutpost: { // SubnetOutpost
 * //           SubnetOutpostArn: "STRING_VALUE",
 * //         },
 * //         SupportedNetworkTypes: [ // NetworkTypeList
 * //           "ipv4" || "ipv6" || "dual_stack",
 * //         ],
 * //       },
 * //     ],
 * //     ARN: "STRING_VALUE",
 * //     SupportedNetworkTypes: [
 * //       "ipv4" || "ipv6" || "dual_stack",
 * //     ],
 * //   },
 * // };
 *
 * ```
 *
 * @param ModifyCacheSubnetGroupCommandInput - {@link ModifyCacheSubnetGroupCommandInput}
 * @returns {@link ModifyCacheSubnetGroupCommandOutput}
 * @see {@link ModifyCacheSubnetGroupCommandInput} for command's `input` shape.
 * @see {@link ModifyCacheSubnetGroupCommandOutput} for command's `response` shape.
 * @see {@link ElastiCacheClientResolvedConfig | config} for ElastiCacheClient's `config` shape.
 *
 * @throws {@link CacheSubnetGroupNotFoundFault} (client fault)
 *  <p>The requested cache subnet group name does not refer to an existing cache subnet
 *             group.</p>
 *
 * @throws {@link CacheSubnetQuotaExceededFault} (client fault)
 *  <p>The request cannot be processed because it would exceed the allowed number of subnets
 *             in a cache subnet group.</p>
 *
 * @throws {@link InvalidSubnet} (client fault)
 *  <p>An invalid subnet identifier was specified.</p>
 *
 * @throws {@link SubnetInUse} (client fault)
 *  <p>The requested subnet is being used by another cache subnet group.</p>
 *
 * @throws {@link SubnetNotAllowedFault} (client fault)
 *  <p>At least one subnet ID does not match the other subnet IDs. This mismatch typically
 *             occurs when a user sets one subnet ID to a regional Availability Zone and a different
 *             one to an outpost. Or when a user sets the subnet ID to an Outpost when not subscribed
 *             on this service.</p>
 *
 * @throws {@link ElastiCacheServiceException}
 * <p>Base exception class for all service exceptions from ElastiCache service.</p>
 *
 *
 * @example ModifyCacheSubnetGroup
 * ```javascript
 * // Modifies an existing ElastiCache subnet group.
 * const input = {
 *   CacheSubnetGroupName: "my-sn-grp",
 *   SubnetIds: [
 *     "subnet-bcde2345"
 *   ]
 * };
 * const command = new ModifyCacheSubnetGroupCommand(input);
 * const response = await client.send(command);
 * /* response is
 * {
 *   CacheSubnetGroup: {
 *     CacheSubnetGroupDescription: "My subnet group.",
 *     CacheSubnetGroupName: "my-sn-grp",
 *     Subnets: [
 *       {
 *         SubnetAvailabilityZone: {
 *           Name: "us-east-1c"
 *         },
 *         SubnetIdentifier: "subnet-a1b2c3d4"
 *       },
 *       {
 *         SubnetAvailabilityZone: {
 *           Name: "us-east-1e"
 *         },
 *         SubnetIdentifier: "subnet-1a2b3c4d"
 *       },
 *       {
 *         SubnetAvailabilityZone: {
 *           Name: "us-east-1e"
 *         },
 *         SubnetIdentifier: "subnet-bcde2345"
 *       },
 *       {
 *         SubnetAvailabilityZone: {
 *           Name: "us-east-1c"
 *         },
 *         SubnetIdentifier: "subnet-1234abcd"
 *       },
 *       {
 *         SubnetAvailabilityZone: {
 *           Name: "us-east-1b"
 *         },
 *         SubnetIdentifier: "subnet-abcd1234"
 *       }
 *     ],
 *     VpcId: "vpc-91280df6"
 *   }
 * }
 * *\/
 * ```
 *
 * @public
 */
export declare class ModifyCacheSubnetGroupCommand extends ModifyCacheSubnetGroupCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: ModifyCacheSubnetGroupMessage;
            output: ModifyCacheSubnetGroupResult;
        };
        sdk: {
            input: ModifyCacheSubnetGroupCommandInput;
            output: ModifyCacheSubnetGroupCommandOutput;
        };
    };
}