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Vijay Mandava

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This article is the second of two on best practices in building business processes on BEA WebLogic Integration 8.1. The first installment (WLDJ, Vol. 3, issue 6) focused on team development and maintenance best practices. In this article, we will focus on best practices in building business processes with scalability, recovery, exception handling, guaranteed delivery, and high performance. This article is intended for the developers and architects of WLI applications. Process VersioningBest Practice Version the process files. Reason It's easy to overlook versioning because the process works without any version. But it is really important to version the processes, especially for long-running processes. When a process is upgraded, the in-flight instances will either be abo... (more)

The Promise of Entity Beans

Working as a BEA consultant, I've helped customers successfully design and deploy applications on various versions of the WebLogic Server (WLS). BEA has been supporting container-managed persistence (CMP) entity beans since EJB 1.0, and a few of our customers have used them. Unfortunately, some used them without understanding the ramifications; others heard about performance constraints ... (more)

Building Business Processes Part 1

A business process in the real world typically is never done end-to-end by a single employee. It usually involves multiple employees/back end systems handing over work, similar to a 4x100 track relay where batons are passed between the athletes. The employees/back end should be passively notified of their tasks rather than actively waiting. BEA WebLogic Workshop provides a great framewor... (more)