import { Observable } from 'rxjs/Observable';
import 'rxjs/add/observable/throw';
import 'rxjs/add/observable/from';
import { HttpClient } from "@angular/common/http";
export declare class TableSearcherService {
    private http;
    private searched;
    constructor(http: HttpClient);
    /**
     * This is used to initialize searching of data from the object passed.
     * @param {Array<Object>} values
     * @param toFind
     * @param {Array<string>} keys
     * @returns {Array<Object>}
     */
    initSearch(values: Array<Object>, toFind?: string, keys?: Array<string>): Observable<any>;
    /**
     * This is used to start the search after initialization has taken place.
     * @param {Array<Object>} values
     * @param toFind
     * @param {string} key
     */
    private startSearching(values, toFind, key?);
    /**
     * This is used to start an object search for the input values toFind.
     * @param {Object} values
     * @param {string} toFind
     * @param {string} key
     * @returns {boolean}
     */
    private processObject(values, toFind, key?);
    /**
     * This is used to filter depth object having multiple level objects or arrays
     * @param {Array<any>} values
     * @param {string} toFind
     * @param {Array<string>} keys
     * @returns {boolean}
     */
    private processArray(values, toFind, keys?);
    /**
     * This is used to compare if data lookup is valid or not
     * @param {string} value
     * @param {string} toFind
     * @param {Array<string>} keys
     * @returns {boolean}
     */
    private processValidation(value, toFind, keys?);
    /**
     * This is used to search backend if empty list is encountered.
     * @returns {Observable<any>}
     */
    searchResource(url: any): Observable<any>;
}