import { CallHandler, ExecutionContext, NestInterceptor } from '@nestjs/common';
import { Observable } from 'rxjs';
import { ContextService } from '../services/context/context.service';
export declare class SessionInterceptor implements NestInterceptor {
    private readonly contextService;
    constructor(contextService: ContextService);
    intercept(context: ExecutionContext, next: CallHandler): Observable<any>;
    protected getToken(request: any): string;
    protected validateToken(request: any): boolean;
    protected isSessionValid(request: any): boolean;
}