Interfaces
 InterfaceDescription
 IEnumeration Defines the contract for concrete Enumeration implementations which must provide an API for generating a series of elements from which each element can be accessed successively.
 IIterator Defines the contract for concrete Iterator implementations which must provide an API for traversing an aggregate object
Classes
 ClassDescription
 StringTokenizer StringTokenizer provides a simple API from which Strings can be split into individual tokens based on a specific delimiter.