If you want to find out what’s new in Java world from your own office, join free Java Virtual Developer Day which will be held on February 28, 2012.Read more ›
We have been using Oracle ADF Framework to develop applications since the version 10g. ADF Task Flow was introduced in version 11. In 10g version we can only use one large task flow for navigation between pages (like in JSF application).
How to switch to the ADF Task Flow after we have somehow got used to control execution of action in pageDef files or managed-beans and how much they have helped us in the work, read below.
The question is often how many application modules to create, a single big one or several small ones.
While developing ADF KickStart application, we have made the right decision about the number of application modules, but it turned out that they do not need to be root application modules. We are supposed to nest within a root application module.
Why and how we performed nesting, read below.
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In almost all web applications we encounter the need to keep certain data in the session scope, and to store and access data that last through the whole user session.
The most common practice is keeping user data (roles, rights, and any additional data) accessible from the time of login until system logout. To avoid the repeated retrieval of such data, we usually store them in session scope variables and use them when necessary.Read more ›