import { RequestContext } from '../utils/internal/requestContext.js';
/**
 * Simple in-memory state management for the MCP server session.
 * This state is cleared when the server restarts.
 */
declare class ServerState {
    private defaultFilesystemPath;
    private fsBaseDirectory;
    constructor();
    /**
     * Sets the default filesystem path for the current session.
     * The path is sanitized and validated.
     *
     * @param newPath - The absolute path to set as default.
     * @param context - The request context for logging.
     * @throws {McpError} If the path is invalid or not absolute.
     */
    setDefaultFilesystemPath(newPath: string, context: RequestContext): void;
    /**
     * Gets the currently set default filesystem path.
     *
     * @returns The absolute default path or null if not set.
     */
    getDefaultFilesystemPath(): string | null;
    /**
     * Clears the default filesystem path.
     * @param context - The request context for logging.
     */
    clearDefaultFilesystemPath(context: RequestContext): void;
    /**
     * Resolves a given path against the default path if the given path is relative.
     * If the given path is absolute, it's returned directly after sanitization.
     * If the given path is relative and no default path is set, an error is thrown.
     *
     * @param requestedPath - The path provided by the user (can be relative or absolute).
     * @param context - The request context for logging and error handling.
     * @returns The resolved, sanitized, absolute path.
     * @throws {McpError} If a relative path is given without a default path set, or if sanitization fails.
     */
    resolvePath(requestedPath: string, context: RequestContext): string;
}
export declare const serverState: ServerState;
export {};