Interfaces
 InterfaceDescription
 IURIResolver The URI class cannot know about DNS aliases, virtual hosts, or symbolic links that may be involved.
Classes
 ClassDescription
 DynamicURLLoader Class that provides a dynamic implimentation of the URLLoader class.
 MimeTypeMap 
 URI This class implements functions and utilities for working with URI's (Universal Resource Identifiers).
 URIEncodingBitmap This class implements an efficient lookup table for URI character escaping.