Article: Composite Oriented Programming with Qi4j

by Rickard Öberg Follow 0 Followers on  Nov 20, 2008 13

The goal of modeling domain concepts through objects set by OOP has for a long time been handled in insufficient ways. In this article we introduce the concept of Composite Oriented Programming, and show how it avoids the issues with OOP and reignites the hope of being able to compose domain models with reusable pieces.


Qi4j introduces Composite Oriented Programming

by Rob Thornton Follow 0 Followers on  Nov 16, 2007 4

"Classes are dead, long live interfaces" was declared by Rickard Oberg at Oredev this week where he announced Qi4j. Qi4j brings the new idea of Composite Oriented Programing, in which is no behaviour at all is put in a class, instead the class becomes a 'composite' of mixins and interfaces declared on the class via annotations.

Login to InfoQ to interact with what matters most to you.

Recover your password...


Follow your favorite topics and editors

Quick overview of most important highlights in the industry and on the site.


More signal, less noise

Build your own feed by choosing topics you want to read about and editors you want to hear from.


Stay up-to-date

Set up your notifications and don't miss out on content that matters to you