Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.dungnv.streetfood.view; import com.vaadin.navigator.View; import com.vaadin.navigator.ViewChangeListener; import com.vaadin.ui.Panel; /** * * @author nvdung */ @SuppressWarnings("serial") public class CategoryPage extends Panel implements View { @Override public void enter(ViewChangeListener.ViewChangeEvent event) { throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. } }