import * as apigateway from "aws-cdk-lib/aws-apigateway";
import { IFunction } from "aws-cdk-lib/aws-lambda";
import { Construct } from "constructs";
import { Integration, ValidatorConfig } from "./base";
export interface LambdaIntegrationOptions extends apigateway.LambdaIntegrationOptions, ValidatorConfig {
}
/** Defines an AWS Lambda integration. */
export declare class LambdaIntegration extends Integration {
    /**
     * Selects the Lambda integration type.
     *
     * @default
     * 'AWS_PROXY'
     */
    private static selectIntegrationType;
    readonly fn: IFunction;
    /**
     * Defines an AWS Lambda integration.
     *
     * @example
     * '/message': {
     *    'POST': new openapix.LambdaIntegration(this, fn),
     * },
     */
    constructor(scope: Construct, fn: IFunction, props?: LambdaIntegrationOptions);
    /** Allow Lambda invoke action to be performed by given identity. */
    grantFunctionInvoke(scope: Construct, executeApiArn: string): void;
}