Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

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.

The Java serialization tutorial In this Java serialization example, we will use both the ObjectOutputStream and the ObjectInputStream to save and retrieve the state of a simple JavaBean. The POJO will ...

Java employs its own binary serialization stream protocol. Serialization is achieved through a combination of the ObjectOutputStream and ObjectInputStream classes, and the implementation of marker ...

To help programmers both anticipate and recover from runtime errors, the Java programming language defines a special class named the RuntimeException. Given their potential to stop an otherwise ...