<zk>
	<div apply="local.support.Wfsfaa.support3273.IndividualInvalidateSessionComposer">
		<label id="lbl"/>
		<listbox id="lb"/>
		<button id="btn"/>
	</div>
</zk>

public class IndividualInvalidateSessionComposer extends SelectorComposer {

	private static final String SESSION_LIST = "SessionList";
	@Wire
	private Listbox lb;
	@Wire
	private Label lbl;

	private ListModelList<HttpSession> mySessionLmL;
	
	private List<HttpSession> getAllSessions(){
		return (List<HttpSession>) WebApps.getCurrent().getAttribute(SESSION_LIST);
	}

	private HttpSession getCurrentSession(){
		return (HttpSession) Sessions.getCurrent().getNativeSession();
	}
	
	@Override
	public void doAfterCompose(Component comp) throws Exception {
		super.doAfterCompose(comp);
		if(getAllSessions()==null){
			WebApps.getCurrent().setAttribute(SESSION_LIST,new ArrayList<HttpSession>());
		}
		if(!getAllSessions().contains(getCurrentSession())){
			getAllSessions().add(getCurrentSession());
		}
		lb.setItemRenderer(new ListitemRenderer<HttpSession>() {
			public void render(Listitem arg0, HttpSession arg1, int arg2) throws Exception {
				String sessionId = arg1.getId();
				Listcell cell = new Listcell(sessionId);
				arg0.appendChild(cell);
			}
		});
		mySessionLmL = new ListModelList<HttpSession>(getAllSessions());
		lb.setModel(mySessionLmL);
		lbl.setValue("current Id : "+getCurrentSession().getId());
	}
	
	@Listen("onClick=#btn")
	public void handleClick(){
		final HttpSession selectedHttpSession = mySessionLmL.getSelection().iterator().next();
		if(selectedHttpSession!=null){
					selectedHttpSession.invalidate();
			getAllSessions().remove(selectedHttpSession);
		}
		System.out.println(Executions.getCurrent());
	}
}