J2EE and EAI - A Primer for the Practice
The use of technologies such as Web Services, Enterprise Service Buses (ESBs) and Business Process Management tools (BPMs) are often the impulsive answer from management perspective to the problem of Enterprise Application Integration (EAI). Tibco Business Works and iProcess, Web sphere ESB and Process Server or other technologies such as Jcaps, Web methods, etc. are viewed as the silver bullets to the problem of EAI. The use of these products might indeed be appropriate on the one hand but may be overkill on the other. There have been instances where existing enterprise application integration has been achieved partly by integrating data at the database level through dblinks and materialized views.