import { HttpClient } from '@angular/common/http';
import { Observable } from 'rxjs';
export declare function isNullOrUndefined(obj: any): boolean;
export declare function isNullOrEmpty(obj: any): boolean;
export declare class RuleMgrUtil {
    static getTranslateValue(http: HttpClient): Observable<any>;
}
export declare function judgeIllegalChar(str: string): boolean;
export declare function ieRuleNameValidate(str: string): boolean;