Sorting is not working in datatable in PrimeFaces?

Question

Sorting is not working in datatable in PrimeFaces. Please suggest.

See below my .xhtml file

Answer 1

The Problem is:

Sorting is done by the at PhaseId.APPLY_REQUEST_VALUES on the list, with the you reload the list at PhaseId.RENDER_RESPONSE and so you lost the sorting.

Solution: use

This will reload the list at PhaseId.RESTORE_VIEW before sorting is done by .

Tested with PrimeFaces Version 3.1.1 and Mojarra 2.1.8