Recently, an early release draft of a Distributed OSGi requirements and design document has been published, long with a reference implementation as part of Apache CXF. In a new article, Eric Newcomer writes about the current status of distributed OSGi and explains the reasons for standardizing it in the first place, and its significance to the OSGi specification and community.
This article demonstrates how to build and orchestrate highly configurable and extensible yet light-weight embedded process flow using Aspect Oriented Programming (AOP) techniques. The current examples are based on Spring AOP and Aspect J, however other AOP techniques could be used to accomplish the same results.
Smalltalk, a language that has had a big influence on Ruby, is making a comeback. We take a look at the current situation and talk to Randal L. Schwartz about Smalltalk. 5
Cloud services have helped bring virtualization to the forefront. Its full power however, also includes other benefits such as high availability, disaster recovery, and rapid provisioning. 1
VMware Infrastructure 3: Advanced Technical Design Guide and Advanced Operations Guide provides a wealth of practical insights into setting up virtualization in todays corporate environments.
Spring 2.5 rolled out a comprehensive set of annotations that can be used for auto-discovery of Spring-managed objects, dependency injection, lifecycle methods, Web layer configuration, and testing. 15
While virtualization provides many benefits, security can not be a forgotten concept in its application.
It is easy to think that virtualization applies only to servers. In reality the recent resurgence of the concept is also being applied to networking, storage, and application infrastructure. 5
In this article, Srini Penchikala discusses Domain Driven Design from a practical stand-point. The article looks at architectural guidelines and best practices that can be used in a DDD project. 52
BEA has released a preview of SCA support in WebLogic 10.3 based on Fabric3. We spoke with Jim Marino (BEA) and Meeraj(VocaLink) about SOA, approaches to adopt SCA and key benefits.
Many teams struggle when moving their applications to use Dependency Injection. In this article, Paul Hammant explains how to move an existing application from a nest-of-singletons design to DI. 3