A process type plug-in extends the functionality of a page process. This can be anything, but it is typically used for APEX built-ins or Internet functionalities like e-mail sender or Twitter update. The benefit of this is that the process type plug-ins can be reused. We will create a process type plug-in which changes the language by using the
apex_util.set_session_lang built-in. There are more ways to change the session language, but in this recipe we will use this built-in in a page process to demonstrate how it works.
Make sure you have an existing web page with a region.
Follow these steps: