import { ApplicationRef, ComponentFactoryResolver, Injector, Type } from "@angular/core";
import { AbstractControl } from "@angular/forms";
import * as i0 from "@angular/core";
export declare class UtilsService {
    private componentFactoryResolver;
    private appRef;
    private injector;
    constructor(componentFactoryResolver: ComponentFactoryResolver, appRef: ApplicationRef, injector: Injector);
    injectComponent<T>(component: Type<T>): void;
    /**
     * Deep clones the given AbstractControl, preserving values, validators, async validators, and disabled status.
     * @param control AbstractControl
     * @returns AbstractControl
     */
    static cloneAbstractControl<T extends AbstractControl>(control: T): T;
    static getRandomString(size: number, charset?: string): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<UtilsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<UtilsService>;
}