import { RequestContext } from '@mastra/core/request-context';
import type { Request } from 'express';
import type { MastraModuleOptions } from '../mastra.module.js';
/**
 * REQUEST-scoped service that manages request context and abort signaling.
 * Created fresh for each HTTP request.
 */
export declare class RequestContextService {
    private readonly request;
    private readonly options;
    private readonly logger;
    private readonly abortController;
    private readonly context;
    private isAborted;
    constructor(request: Request, options: MastraModuleOptions);
    /**
     * Get the abort signal for this request.
     * Use this to detect client disconnection.
     */
    get abortSignal(): AbortSignal;
    /**
     * Get the parsed request context.
     */
    get requestContext(): RequestContext;
    /**
     * Set the authenticated user on the request context.
     * Should be called after successful authentication.
     */
    setUser(user: unknown): void;
    /**
     * Parse request context from body or query parameters.
     */
    private parseRequestContext;
    /**
     * Parse encoded context from query parameter.
     * Supports both plain JSON and base64-encoded JSON.
     */
    private parseEncodedContext;
    /**
     * Merge parsed context values into the RequestContext.
     */
    private mergeContext;
    private applyRequestMetadata;
    /**
     * Setup abort handling for client disconnection.
     */
    private setupAbortHandling;
    /**
     * Manually trigger abort (e.g., during shutdown).
     */
    abort(): void;
}
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