import * as ec2 from 'aws-cdk-lib/aws-ec2';
import type { IResource } from 'aws-cdk-lib/core';
import { RemovalPolicy, Resource } from 'aws-cdk-lib/core';
import type { Construct } from 'constructs';
/**
 * Interface for a cluster subnet group.
 */
export interface IClusterSubnetGroup extends IResource {
    /**
     * The name of the cluster subnet group.
     * @attribute
     */
    readonly clusterSubnetGroupName: string;
}
/**
 * Properties for creating a ClusterSubnetGroup.
 */
export interface ClusterSubnetGroupProps {
    /**
     * Description of the subnet group.
     */
    readonly description: string;
    /**
     * The VPC to place the subnet group in.
     */
    readonly vpc: ec2.IVpc;
    /**
     * Which subnets within the VPC to associate with this group.
     *
     * @default - private subnets
     */
    readonly vpcSubnets?: ec2.SubnetSelection;
    /**
     * The removal policy to apply when the subnet group are removed
     * from the stack or replaced during an update.
     *
     * @default RemovalPolicy.RETAIN
     */
    readonly removalPolicy?: RemovalPolicy;
}
/**
 * Class for creating a Redshift cluster subnet group
 *
 * @resource AWS::Redshift::ClusterSubnetGroup
 */
export declare class ClusterSubnetGroup extends Resource implements IClusterSubnetGroup {
    /** Uniquely identifies this class. */
    static readonly PROPERTY_INJECTION_ID: string;
    /**
     * Imports an existing subnet group by name.
     */
    static fromClusterSubnetGroupName(scope: Construct, id: string, clusterSubnetGroupName: string): IClusterSubnetGroup;
    readonly clusterSubnetGroupName: string;
    constructor(scope: Construct, id: string, props: ClusterSubnetGroupProps);
}