/// <reference types="express" />
import { ControllerClass } from '@loopback/core';
import { RestApplication, Request } from '@loopback/rest';
import { User, UserGroup, UserRepository, UserGroupRepository, UserToGroupRepository, UserGroupEndPointPermissionRepository, UserEndPointPermissionRepository } from '..';
export declare class PermissionChecker {
    request: Request;
    controller: ControllerClass;
    method: string;
    protected app: RestApplication;
    protected _userRepo: UserRepository;
    protected _userGroupRepo: UserGroupRepository;
    protected _userToGroupRepo: UserToGroupRepository;
    protected _userEndPointPermRepo: UserEndPointPermissionRepository;
    protected _userGroupEndPointPermRepo: UserGroupEndPointPermissionRepository;
    defaultAccess: boolean;
    constructor(request: Request, controller: ControllerClass, method: string, app: RestApplication);
    isAllowed(user: User): Promise<boolean>;
    getUserGroups(user: User): Promise<UserGroup[] | null>;
}