@org.junit.Test
public void test5(){
    String sss = "[\"19\",\"44\",\"28\",\"27\",\"7\",\"26\",\"17\",\"14\",\"16\",\"48\"]";
    JSONArray objects = JSONArray.parseArray(sss);
    System.out.println(objects);
    System.out.println("+++++++++++++++++++++++++++++++++++++");
    //使用JSONArray 中的toArray进行转换
    String[] strings1 = objects.toArray(new String[objects.size()]);
    //使用java流将数组中的字符串进行拼接
    String collect = String.join(",", strings1);
    System.out.println(collect);
}