import { Observable } from 'rxjs/Observable';
import { IFormDataComponent } from '../components/o-form-data-component.class';
import { SessionInfo } from '../services/login.service';
export interface IDataService {
    getDefaultServiceConfiguration(serviceName?: string): Object;
    configureService(config: any): void;
    query(kv?: Object, av?: Array<string>, entity?: string, sqltypes?: Object): Observable<any>;
    advancedQuery(kv?: Object, av?: Array<string>, entity?: string, sqltypes?: Object, offset?: number, pagesize?: number, orderby?: Array<Object>): Observable<any>;
    insert(av: Object, entity?: string, sqltypes?: Object): Observable<any>;
    update(kv: Object, av: Object, entity?: string, sqltypes?: Object): Observable<any>;
    'delete'(kv: Object, entity?: string, sqltypes?: Object): Observable<any>;
}
export interface IAuthService {
    startsession(user: string, password: string): Observable<any>;
    endsession(user: string, sessionId: number): Observable<any>;
}
export interface IOntimizeServiceConf {
    urlBase?: string;
    session: SessionInfo;
    entity?: string;
    kv?: Object;
    av?: Array<string>;
    sqltypes?: Object;
    pagesize?: number;
    offset?: number;
    orderby?: Array<Object>;
    totalsize?: number;
}
export declare class Util {
    static isObject(val: any): boolean;
    static isArray(val: any): boolean;
    static parseBoolean(value: string, defaultValue?: boolean): boolean;
    static parseArray(value: string): string[];
    static parseParentKeysEquivalences(pKeysArray: Array<string>): Object;
    static encodeParentKeys(parentKeys: Object): string;
    static decodeParentKeys(parentKeys: string): Object;
    static isArrayEmpty(array: any[]): boolean;
    static isDataService(arg: any): arg is IDataService;
    static isFormDataComponent(arg: any): arg is IFormDataComponent;
}