import { ApplicationException } from '@nl-framework/core';
/**
 * Thrown when an optimistic-locking write (`@Version`) finds the document's
 * version has already advanced — i.e. someone else wrote it first. Maps to the
 * `CONFLICT` code (HTTP 409 / GraphQL `CONFLICT`).
 */
export declare class OptimisticLockException extends ApplicationException {
    readonly entityName: string;
    readonly expectedVersion: unknown;
    constructor(entityName: string, expectedVersion: unknown, details?: Record<string, unknown>);
}
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