Ajax DataTable Pager fix through PhaseListener for JSF.

PagerFix.java

 	public void beforePhase(PhaseEvent event) {
  	if (event.getPhaseId() == PhaseId.RENDER_RESPONSE) {
			FacesContext facesContext = event.getFacesContext();
			restoreMessages(facesContext);
			makeResponseCompatible(event);

			UIComponent root = facesContext.getViewRoot();
			try { findPagerComponentAndReset(root); } catch(Exception e) {}
			
		}
	}

	private void findPagerComponentAndReset(UIComponent root) throws Exception {
		
		Iterator kids = root.getFacetsAndChildren();
		
		while (kids.hasNext()) {
			Object o = kids.next();
			
			if (o instanceof DataTable) {
				DataTable dt = (DataTable) o;
				
				dt.setFirst(0);
				System.out.println(dt.getId() + ": Pager reset.");
			}
				
			findPagerComponentAndReset((UIComponent) o);
		}
		
		return;
	}