The Java Platform provides the most commonly used data structures in the form of the Collections Framework, and it provides a rich API to operate on them. In this first article in a two-part series, I ...

The Java Collections Framework (JCF), introduced in 1998 in JDK 1.2, is quickly becoming the standard for storing dynamic data in Java systems. Many new APIs use JCF’s container interfaces to provide ...

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...

The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...