Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

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 ...

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 ...

Reference objects aren't just useful when memory is at a premium; they can also be used to provide slick caching abilities to any application.

Loitering Objects and Java Framework Design By Leonard Slipp February 5, 2001 ONE OF THE key objectives early in the design of Java was to create an environment that eliminated the memory management ...

It contains no explicitly defined Java constructors. When no explicitly defined constructors exist, Java's virtual machine makes object creation possible by providing a default constructor to ...