import { MongoClient } from 'mongodb';
import { EventBatcher } from '../event-batcher';
import { ClientConfig } from '../types';
export declare class MongoDBMonitor {
    private readonly eventBatcher;
    private readonly clientConfig;
    private readonly methodCache;
    private readonly eventDetailsCache;
    constructor(eventBatcher: EventBatcher, clientConfig: ClientConfig);
    private getCachedMethod;
    wrapMongoClient(client: MongoClient): MongoClient;
    private wrapDb;
    private createTrafficEvent;
    private calculatePayloadSize;
    private getChangeStreamEventDetails;
    private wrapCollection;
    private wrapCursor;
    private wrapChangeStream;
    private getOperationDetails;
}