import * as cdk from "@aws-cdk/core";
import * as sqs from "@aws-cdk/aws-sqs";
import * as lambdaEventSources from "@aws-cdk/aws-lambda-event-sources";
import { Function as Fn, FunctionDefinition } from "./Function";
import { Permissions } from "./util/permission";
export interface QueueProps {
    readonly sqsQueue?: sqs.IQueue | sqs.QueueProps;
    readonly consumer?: FunctionDefinition | QueueConsumerProps;
}
export interface QueueConsumerProps {
    readonly function: FunctionDefinition;
    readonly consumerProps?: lambdaEventSources.SqsEventSourceProps;
}
export declare class Queue extends cdk.Construct {
    readonly sqsQueue: sqs.Queue;
    consumerFunction?: Fn;
    private readonly permissionsAttachedForAllConsumers;
    constructor(scope: cdk.Construct, id: string, props?: QueueProps);
    addConsumer(scope: cdk.Construct, consumer: FunctionDefinition | QueueConsumerProps): void;
    attachPermissions(permissions: Permissions): void;
}