It is need to add custom request preprocessing logic to hippo application. If we look at java ee - there is a filter which can be used to grab information from request.
Does hippo offers something similar? Or is it possible to register custom java ee filter in hippo appilcation?
P.S. There is a sample with Pipeline Mapping Configuration, but they did not mentioned any custom pipiline adding. Hippo version is 7.
Updated
It is needed to recognize a visitor from requests. E.g. query string if got from request check whether session contains this param already, if no store it into session, and save information about site visitor to db async (also cookies are updated after saving).