Java tutorial
/* * Copyright (C) 2015 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package controllers; import com.google.common.base.Optional; import fathom.rest.controller.Controller; public class HelloInstanceController extends Controller { public void hello(String name) { getResponse().bind("greeting", "Hello " + Optional.fromNullable(name).or("World")).render("hello"); } }