Jian Jeff Zhong

Cloud Computing Journal The Department of Defense (DoD) leadership understands the importance of Service-Oriented Architectures (SOAs), Cloud computing, Software as a Service (SaaS), and other emerging technological methodologies, standards, and practice. Historically, information has been restricted to small groups or individuals. In a general sense, the critical need to properly and securely share, reuse, and provide information services are often blocked by issues of security, lack of understanding, misinformation, and legacy thinking... ... (more)

Consuming Services with WCF

Microsoft Developer's Journal Microsoft's Windows Communication Foundation (WCF) is an effective framework for implementing services as well as service consumers. Whenever you deal with WCF communication objects you need to pay attention to the disposal of the resources that these objects hold. However, these disposal mechanisms are not that straightforward and are very much related to how resources need to be cleaned up. The how and why of cleaning up service resources is the topic of this article. Although the samples herein are focused on consuming services using synchronous ... (more)

The SOA Magazine Issue XXXII September 2009

This year's International SOA Symposium should be an event to remember. The emphasis on Next Generation SOA topics has resulted in a lot of sessions focused on service technology and practice innovation. The co-located Cloud Symposium not only ended up expanding the overall scope of the conference agenda, but also introduced new speakers from participating organizations, like Amazon and Google, who will be talking about their respective cloud platforms. This year also marks the incorporation of on-site working groups that will be actively meeting during the conference. The SOA Pa... (more)

The SOA Magazine Issue XXXIII, October 2009 (Editor, Thomas Erl)

Last month's 2nd International SOA Symposium was a good event, or so I heard. I was there but didn't get a chance to attend any of the sessions due to the fact that I became immersed in a relentless series of SOA Manifesto working group sessions. But the end-result was worth the sacrifice. Myself, along with 16 other members, ended up producing a concise manifesto declaration for SOA and service orientation that I hope will help contribute some clarity and direction to the community. The announcement of the SOA Manifesto was an appropriate conclusion to an event dedicated to the ... (more)

A Case Study on SOA and Process

SOA World Magazine In this article I will present a step-by-step service-oriented solution development methodology and then describe how it is being used for the successful implementation of Service-Oriented Architecture (SOA) at a federal agency to integrate its financial systems with E-Gov Travel Services. I will discuss major service components constructed, service-oriented processes followed, business benefits gained, best practices used, and lessons learned. After reading the article, readers should have a good understanding of how SOA is used in real world situations to i... (more)