import type { Construct } from 'constructs';
import type { IGatewayAuthorizerConfig } from './inbound-auth/authorizer';
import type { IGatewayProtocolConfig } from './protocol';
import type { GatewayReference, IGatewayRef } from '../../../aws-bedrockagentcore';
import type { MetricOptions } from '../../../aws-cloudwatch';
import { Metric } from '../../../aws-cloudwatch';
import * as iam from '../../../aws-iam';
import type * as kms from '../../../aws-kms';
import { Resource } from '../../../core';
import type { IResource, ResourceProps } from '../../../core';
/******************************************************************************
 *                                 Enums
 *****************************************************************************/
/**
 * Exception levels for gateway
 */
export declare class GatewayExceptionLevel {
    /**
     * Debug mode for granular exception messages. Allows the return of
     * specific error messages related to the gateway target configuration
     * to help you with debugging.
     */
    static readonly DEBUG: GatewayExceptionLevel;
    /**
     * Use a custom exception level not yet defined in this class.
     * @param value The exception level string value
     */
    static of(value: string): GatewayExceptionLevel;
    /** The exception level string value. */
    readonly value: string;
    private constructor();
    /** Returns the string value. */
    toString(): string;
}
/******************************************************************************
 *                                Interface
 *****************************************************************************/
/**
 * Interface for Gateway resources
 */
export interface IGateway extends IResource, IGatewayRef {
    /**
     * The ARN of the gateway resource
     * @attribute
     */
    readonly gatewayArn: string;
    /**
     * The id of the gateway
     * @attribute
     */
    readonly gatewayId: string;
    /**
     * The name of the gateway
     */
    readonly gatewayName: string;
    /**
     * The IAM role that provides permissions for the gateway to access AWS services
     */
    readonly role: iam.IRole;
    /**
     * The description of the gateway
     */
    readonly description?: string;
    /**
     * The protocol configuration for the gateway
     */
    readonly protocolConfiguration: IGatewayProtocolConfig;
    /**
     * The authorizer configuration for the gateway
     */
    readonly authorizerConfiguration: IGatewayAuthorizerConfig;
    /**
     * The exception level for the gateway
     */
    readonly exceptionLevel?: GatewayExceptionLevel;
    /**
     * The KMS key used for encryption
     */
    readonly kmsKey?: kms.IKey;
    /**
     * The URL endpoint for the gateway
     * @attribute
     */
    readonly gatewayUrl?: string;
    /**
     * The status of the gateway
     * @attribute
     */
    readonly status?: string;
    /**
     * The status reasons for the gateway.
     * @attribute
     */
    readonly statusReason?: string[];
    /**
     * Timestamp when the gateway was created
     * @attribute
     */
    readonly createdAt?: string;
    /**
     * Timestamp when the gateway was last updated
     * @attribute
     */
    readonly updatedAt?: string;
    /**
     * Grants IAM actions to the IAM Principal
     */
    grant(grantee: iam.IGrantable, ...actions: string[]): iam.Grant;
    /**
     * Grants `Get` and `List` actions on the Gateway
     */
    grantRead(grantee: iam.IGrantable): iam.Grant;
    /**
     * Grants `Create`, `Update`, and `Delete` actions on the Gateway
     */
    grantManage(grantee: iam.IGrantable): iam.Grant;
    /**
     * Grants permission to invoke this Gateway
     */
    grantInvoke(grantee: iam.IGrantable): iam.Grant;
    /**
     * Return the given named metric for this gateway.
     *
     * @param metricName The name of the metric
     * @param props Optional metric configuration
     */
    metric(metricName: string, props?: MetricOptions): Metric;
    /**
     * Return a metric containing the total number of invocations for this gateway.
     *
     * This metric tracks all successful invocations of the gateway.
     *
     * @param props Optional metric configuration
     * @default - Sum statistic over 5 minutes
     */
    metricInvocations(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of throttled requests (429 status code) for this gateway.
     *
     * This metric helps identify when the gateway is rate limiting requests.
     *
     * @param props Optional metric configuration
     * @default - Sum statistic over 5 minutes
     */
    metricThrottles(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of system errors (5xx status code) for this gateway.
     *
     * This metric tracks internal server errors and system failures.
     *
     * @param props Optional metric configuration
     * @default - Sum statistic over 5 minutes
     */
    metricSystemErrors(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of user errors (4xx status code, excluding 429) for this gateway.
     *
     * This metric tracks client errors like bad requests, unauthorized access, etc.
     *
     * @param props Optional metric configuration
     * @default - Sum statistic over 5 minutes
     */
    metricUserErrors(props?: MetricOptions): Metric;
    /**
     * Return a metric measuring the latency of requests for this gateway.
     *
     * The latency metric represents the time elapsed between when the service receives
     * the request and when it begins sending the first response token.
     *
     * @param props Optional metric configuration
     * @default - Average statistic over 5 minutes
     */
    metricLatency(props?: MetricOptions): Metric;
    /**
     * Return a metric measuring the duration of requests for this gateway.
     *
     * The duration metric represents the total time elapsed between receiving the request
     * and sending the final response token, representing complete end-to-end processing time.
     *
     * @param props Optional metric configuration
     * @default - Average statistic over 5 minutes
     */
    metricDuration(props?: MetricOptions): Metric;
    /**
     * Return a metric measuring the target execution time for this gateway.
     *
     * This metric helps determine the contribution of the target (Lambda, OpenAPI, etc.)
     * to the total latency.
     *
     * @param props Optional metric configuration
     * @default - Average statistic over 5 minutes
     */
    metricTargetExecutionTime(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of requests served by each target type for this gateway.
     *
     * @param targetType The type of target (e.g., 'Lambda', 'OpenAPI', 'Smithy')
     * @param props Optional metric configuration
     * @default - Sum statistic over 5 minutes
     */
    metricTargetType(targetType: string, props?: MetricOptions): Metric;
}
/******************************************************************************
 *                                Base Class
 *****************************************************************************/
export declare abstract class GatewayBase extends Resource implements IGateway {
    abstract readonly gatewayArn: string;
    abstract readonly gatewayId: string;
    abstract readonly gatewayName: string;
    abstract readonly description?: string;
    abstract readonly protocolConfiguration: IGatewayProtocolConfig;
    abstract readonly authorizerConfiguration: IGatewayAuthorizerConfig;
    abstract readonly exceptionLevel?: GatewayExceptionLevel;
    abstract readonly kmsKey?: kms.IKey;
    abstract readonly role: iam.IRole;
    abstract readonly gatewayUrl?: string;
    abstract readonly status?: string;
    abstract readonly statusReason?: string[];
    abstract readonly createdAt?: string;
    abstract readonly updatedAt?: string;
    /**
     * A reference to a Gateway resource.
     */
    get gatewayRef(): GatewayReference;
    constructor(scope: Construct, id: string, props?: ResourceProps);
    /**
     * Grants IAM actions to the IAM Principal
     *
     * [disable-awslint:no-grants]
     *
     * @param grantee The principal to grant permissions to
     * @param actions The actions to grant
     */
    grant(grantee: iam.IGrantable, ...actions: string[]): iam.Grant;
    /**
     * Grants `Get` and `List` actions on the Gateway
     *
     * [disable-awslint:no-grants]
     *
     * @param grantee The principal to grant read permissions to
     */
    grantRead(grantee: iam.IGrantable): iam.Grant;
    /**
     * Grants `Create`, `Update`, and `Delete` actions on the Gateway
     *
     * [disable-awslint:no-grants]
     *
     * @param grantee The principal to grant manage permissions to
     */
    grantManage(grantee: iam.IGrantable): iam.Grant;
    /**
     * Grants permission to invoke this Gateway
     *
     * [disable-awslint:no-grants]
     *
     * @param grantee The principal to grant invoke permissions to
     */
    grantInvoke(grantee: iam.IGrantable): iam.Grant;
    /**
     * Return the given named metric for this gateway.
     *
     * By default, the metric will be calculated as a sum over a period of 5 minutes.
     * You can customize this by using the `statistic` and `period` properties.
     *
     * @param metricName The name of the metric
     * @param props Optional metric configuration
     */
    metric(metricName: string, props?: MetricOptions): Metric;
    /**
     * Return a metric containing the total number of invocations for this gateway.
     */
    metricInvocations(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of throttled requests (429 status code) for this gateway.
     */
    metricThrottles(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of system errors (5xx status code) for this gateway.
     */
    metricSystemErrors(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of user errors (4xx status code, excluding 429) for this gateway.
     */
    metricUserErrors(props?: MetricOptions): Metric;
    /**
     * Return a metric measuring the latency of requests for this gateway.
     *
     * The latency metric represents the time elapsed between when the service receives
     * the request and when it begins sending the first response token.
     */
    metricLatency(props?: MetricOptions): Metric;
    /**
     * Return a metric measuring the duration of requests for this gateway.
     *
     * The duration metric represents the total time elapsed between receiving the request
     * and sending the final response token, representing complete end-to-end processing time.
     */
    metricDuration(props?: MetricOptions): Metric;
    /**
     * Return a metric measuring the target execution time for this gateway.
     *
     * This metric helps determine the contribution of the target (Lambda, OpenAPI, etc.)
     * to the total latency.
     */
    metricTargetExecutionTime(props?: MetricOptions): Metric;
    /**
     * Return a metric containing the number of requests served by each target type for this gateway.
     */
    metricTargetType(targetType: string, props?: MetricOptions): Metric;
    /**
     * Internal method to create a metric.
     * @internal
     */
    private configureMetric;
}