@Override
public void onSubmit() {
String userId = Login.this.getUserId();
String password = Login.this.getPassword();
AuthenticatedWebSession session = (AuthenticatedSession) getSession();
if (session.authenticate(userId, password)) {
AuthenticatedSession session2 = ((AuthenticatedSession) Session.get());
if (session2.getCheckAdmin()) {
setResponsePage(ShowAllBook.class);
} else {
setResponsePage(ShowAllBookReader.class);