los datos de rastreo de JAVA

/ ** 
* httClient请求GET 
*获取数据测试
* / 
@test 
testDepartmentList public void () { 
    //数据链接
    String url = "https://search-x.jd.com/Search?callback=jQuery1352084&area=22&enc=utf -8 y palabra clave =% E7% AC% 94% E8% AE% B0% E6% 9C% AC & adType = 7 & urlcid3 = 672 & page = 1 y ad_ids = 291% 3A33 y XTEST = new_search & _ = 1585561488653" ; 
    //网页链接
    cadena árbitro = "https://search.jd.com/search?keyword=%E7%AC%94%E8%AE%B0%E6%9C%AC&enc=utf-8&qrst=1&rt=1&stop=1&spm = 2.1.1 y vt = 2 & CID2 = 671 y CID3 = 672 y ev = exbrand_% E8% 81% 94% E6% 83% B3% EF% BC% 88Lenovo% EF% BC% 89% 5E y uc = 0" ; 
    System.out.println ( "请求url:" + url); 
    HttpRequest solicitar = HttpUtil.createGet (url); 
    solicitud.
    Cadena str2 = request.execute () cuerpo ().; 

    int length = str2.length (); 
    int i = str2.indexOf ( "("); 
    System.out.println (i); 
    str2 = str2.substring (i + 1, longitud - 1); 
    System.out.println ( "请求响应:" + str2) ; 

    JSONObject JSONObject = JSON.parseObject (str2); 
    System.out.println (JSONObject); 
    JSONArray JSONArray = jsonObject.getJSONArray ( "291"); 
    int size = jsonArray.size (); 
    for (int j = 0; j < tamaño; j ++) { 
        JSONObject jsonObject1 = jsonArray.getJSONObject (j); 
        cadena ad_title = jsonObject1.getString ( "ad_title"); 
        
        System.out.println (j + "ad_title =" + ad_title); 
    } 

    System.out.println ("