import { Response } from 'express';
import { McpResponse } from '../types.js';
export declare class ResponseAdapter {
    static toMCP(result: any, successMessage: string): McpResponse;
    static toMCPError(error: Error): McpResponse;
    static toREST(result: any): any;
    static handleError(error: Error, res: Response): void;
}
export declare class ValidationUtils {
    static validateNoteCreate(data: any): any;
    static validateNoteUpdate(data: any): any;
    static validateSearchParams(params: any): any;
}