Uses of Annotation Interface

Packages that use Unmodifiable
Command line functionality.
A set of helper functions for encoding/decoding data to/from different formats.
Additional implementations of, and helpers for working with, collections.
Classes for working with Apache HttpClient.
Shared networking APIs and classes.
Java servlet specification APIs.
Spring application context classes.
Spring factory beans.
Supporting classes for using Spring.
APIs for parsing and using XML.
XML implementation classes.