Please note that the specifications and other information contained herein are not final and are subject to change. The information is being made available to you solely for purpose of evaluation.
An object that provides a read-only or updatable view of non-opaque
values associated with an object in a filesystem. This interface is extended
or implemented by specific attribute views that define the attributes
supported by the view. A specific attribute view will typically define
type-safe methods to read or update the attributes that it supports.