This should be titled "Acegi/Spring/Hibernate" call stack. And none of those technologies are needed to build a JEE webapp.

While that's entirely true, the glueing of those frameworks together is very common in the Enterprise Java development space especially around 2006 when this was taken.

I'm a big fan of the JVM and the Java ecosystem but in many ways the JVM ecosystem is split into two worlds: frameworks or libraries. This would be an example of a framework heavy development model where god knows what is going on between the outside world, your biz logic and the database calls.

> common in the Enterprise Java development space especially around 2006

Can you mention which frameworks and glues are common today ?