title: How Keep session on Primefaces DataTable Filter
body: <p>I have a page that use Primefaces Datatable, basically the ManagedBean queries the database and displays information in a DataTable as a report and I use the option filterBy to filter.</p>
  
  <p>The information is updated automatically, by a refresh on page, my problem is when the system reloads the page, the system loses the information typed in the filter, then the user has to typed infortions in filter again.</p>
  
  <p>I need to keep the information inputed by the user, then I think that I need to keep the session of the filter of my page, I think that it can solve my problem.</p>