code: public static <T> T fromJson(String json, Class<T> klass)
      {
          return GSON.fromJson(json, klass);
      }
docs: Convert the given JSON string into an object using
  <a href="https://github.com/google/gson">Gson</a>.
  
  @param json
  The input JSON.
  
  @param klass
  The class of the resultant object.
  
  @return
  A new object generated based on the input JSON.
  
  @since 2.0