f:ajax

Since JSF 2.0, includes the f:ajax Facelet TagHandler. This ClientBehavior adds AJAX features to any ClientBehaviorHolder that implements addClientBehavior.

General Usage

By default (no listener specified), AJAX request is made when the default event (obtained from ClientBehaviorHolder and method getDefaultEventName) had been thrown.
Link

Source Code

Liferay Faces Alloy 4.1.1 + Liferay Faces Bridge Implementation 5.0.0 + Showcase Common 4.0.0 + Liferay Faces Util 3.4.1 + Mojarra 2.2.20