The Set interface inherits its methods from Collection (java.util.Collection) and contains only those methods. In addition to sets, there are queues (java.util.Queue) and maps (java.util.Map).

Java collection framework provides you with the complete architecture of objects. Java frameworks group of objects includes – classes, interfaces, and algorithm.

The interfaces java.util.List and java.util.Set extend Collection, representing more specialized data structures and adding more operations and/or constraints. List represents a sequence of ...

Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and ...

The Java Collections Framework provides insight into the usefulness of nesting one interface in another. Consider the java.util.Map interface, which describes a map (a collection of key-value pairs).

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 ...

The Enumeration was originally part of the JDK 1.0 release and was designed to aid developers who needed to loop through Vectors, process HashTable keys or pass data to a SequenceInputStream. While an ...