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

In Java 1.0 and 1.1, the two primary collection classes were Vector and Hashtable, and the Iterator design pattern was implemented in a class called Enumeration.

Collections 101 The Java collections framework is a set of classes and interfaces that implement commonly reusable data collection structures.

Why should you use Collections class methods rather than similarly named fields to obtain empty collections? Type safety makes the crucial difference.

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. This article explains the concepts behind ...

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

But primitive types aren’t objects, and that presents a problem. For example, all the collection classes in the JDK hold data as objects. If a developer has a set of int values they want to store in ...

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.