code: public static String[] toStringArray(Object[] objArray) {
          int idx;
          int len = objArray.length;
          String[] strArray = new String[len];
  
          for (idx = 0; idx < len; idx++) {
              strArray[idx] = objArray[idx].toString();
          }
  
          return strArray;
      }
docs: A method that receive an array of Objects and return a
  String array representation of that array.