import * as i0 from "@angular/core";
export declare class StBaseService {
    constructor();
    static removeXMLInvalidChars(str: string, removeDiscouragedChars?: boolean): string;
    static cutText(string: string | undefined, length: number, delimiter?: string): string;
    static decodeHtmlCharCodes(str: string): string;
    static generateGUID(): string;
    static getEnumStrings(enumObj: any): string[];
    static getEnumNumbers(enumObj: any): number[];
    static convertArrayToObject<T>(array: T[]): {
        [key: number]: T;
    };
    static notNull: <T>(value: T | null) => value is T;
    static roundNumberToTwoDecimalPlaces(num: number): number;
    static ɵfac: i0.ɵɵFactoryDeclaration<StBaseService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<StBaseService>;
}