Anjali Anagol-Subbarao

The potential and promise of service-oriented architecture (SOA) can be realized by designing, developing, and deploying well-designed, flexible, extensible, and scalable Web services, Web applications, and portlets. Reusable enterprise class Web services encapsulate business logic and drive business processes. A variety of clients consume these Web services without worrying about specific implementation technologies. The user interface, which is responsible for driving dynamic user experience, is most often Web based. These user interfaces serve the needs of several audiences and invoke the enterprise Web services on an as-needed basis. With Web services, the usage patterns tend to ramp up much more quickly, and the concurrent loads tend to be much higher than traditional applications or services. To successfully make the transition to an SOA, the Web services need ... (more)

Design Strategies for Web Services Versioning

Application versioning has always been a challenge for the developer community. With the introduction of Web services, this issue becomes even more difficult as developers are dealing with a more distributed set of components that aren't necessarily under their control. A robust versioning strategy is needed to support multiple versions of Web services in development. This can allow for upgrades and improvements to be made to a Web service, while continuously supporting previously released versions. The right versioning strategy can maximize code reuse and provide a more managea... (more)

Using the WebLogic Platform to Create a Real-World Business Process Model for Order Management Part 5

In the first article I gave an overview of BPM and covered the specifications in this area. I described the order change example and the steps needed to create the business process in WLI. In the second article we saw how to create a process application, specifically how to create the application orderChange. In this application I created a new process called orderChange.jpd. To start the process I added a ClientRequest received. Next we added the Web service validate config. In the third article I added a decision point to handle the result from validate config Web service. The... (more)

Create a Real-World Business Process Model, Part 4

In the first article in this series (Vol. 3, issue 6), I gave you an overview of business process management (BPM) and covered the specifications in this area. I described the order change example and the steps needed to create the business process in WebLogic Integration (WLI). In the second article I looked at how to create a process application (orderChange). In this application I created a new process called orderChange.jpd. To start the process we added a ClientRequest received. Next we added the Web service validate config. In the third article I added a decision point to ... (more)

A Real-World Business Process Model Part 2

In my first article (WLDJ, Vol. 3, issue 6), I provided an overview of BPM specifications in this area. I described the order change example and the steps needed to create the business process in WebLogic Integration. In this article, you will see how to create a process application. We can call this application orderChange. In this application we need to create a new process called orderChange.jpd. To start the process, we need to add a ClientRequest received. Next we will add the Web service validate. We will be looking in detail at the steps to create this business process in W... (more)