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Oracle SOA Suite 11g R1 Developer's Guide by Antony Reynolds, Matt Wright

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Summary

In this chapter, we have explored how we can use the Oracle Service Bus and the Mediator in the SOA Suite to reduce the degree of coupling. By reducing coupling, or the dependencies between services, our architectures become more resilient to change. In particular, we looked at how to use the Service Bus to reduce coupling by abstracting endpoint interface locations and formats. Crucial to this is the concept of canonical or common data formats that reduce the amount of data transformation that is required, particularly in bringing new services into our architecture. Finally, we considered how this abstraction can go as far as hiding the fact that we are using multiple services' concurrently by allowing us to make routing decisions at ...

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