import { CallHandler, ExecutionContext, NestInterceptor } from '@nestjs/common';
import { Reflector } from '@nestjs/core';
import { Observable } from 'rxjs';
import { ClientProxy } from '@nestjs/microservices';
import { DataSource } from 'typeorm';
import type { AuditLogSink, NormalizedAuditModuleOptions } from './audit-module-options';
export declare class AuditLoggerInterceptor implements NestInterceptor {
    private reflector;
    private readonly connection;
    private readonly rmsRMQClient;
    private readonly extraSinks;
    private readonly moduleOptions;
    constructor(reflector: Reflector, connection: DataSource, rmsRMQClient: ClientProxy, extraSinks?: AuditLogSink[], moduleOptions?: NormalizedAuditModuleOptions);
    intercept(context: ExecutionContext, next: CallHandler): Observable<any>;
    private handleRequestAuditInitiation;
    private handleEventAuditInitiation;
    private handleTransaction;
    private mapHeaders;
    private notifyExtraSinks;
}