code: static public ContentHandleFactory newFactory(Class<?>... pojoClasses) {
      if (pojoClasses == null || pojoClasses.length == 0) return null;
      return new JacksonDatabindHandleFactory(pojoClasses);
    }
docs: Creates a factory to create a JacksonDatabindHandle instance for POJO instances
  of the specified classes.
  @param pojoClasses	the POJO classes for which this factory provides a handle
  @return	the factory