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 ...

Writing a Java application (see Android) that consumes a JSON API usually involves mapping the JSON objects to Java classes for use in the software. This is a tedious and repetitive task to say ...

One of the features that make Java so powerful, is its object-oriented structure. This means that Java uses classes and objects to create more scalable, modular, and organized code.

However, the Java Platform provides a data structure that greatly simplifies the use of reference objects like this, called the java.util.WeakHashMap class. WeakHashMap works exactly like a hash ...

“Object oriented” refers to the way that Java code is structured: in modular sections called “classes” that work together to deliver a cohesive experience.

Just about every J2EE application accesses data from a relational database. For this reason, Java Database Connectivity (JDBC) is probably one of the more popular APIs available for the Java ...

We could move all the code from the SliceablePerson class into PersistentPerson if we wanted to minimize the number of java source files and/or give the appearance of having a two level domain. The ...

Developers who create a runnable Java class, be it for a ‘Hello World’ demonstration or to kick off a fully featured enterprise application, will enjoy the following technical benefits when using ...

The Java Data Objects standard holds out the promise of lower software development costs, more portable applications, and faster deployment times. Written by Maggie Biggs, Contributor Oct. 28 ...