001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.juneau.examples.rest.springboot;
018
019import org.apache.juneau.rest.annotation.*;
020import org.apache.juneau.rest.springboot.*;
021import org.springframework.boot.autoconfigure.*;
022import org.springframework.boot.builder.*;
023import org.springframework.boot.web.servlet.*;
024import org.springframework.context.annotation.*;
025import org.springframework.stereotype.*;
026
027/**
028 * Entry point for Examples REST application when deployed as a Spring Boot application.
029 *
030 * <h5 class='section'>See Also:</h5><ul>
031 *    <li class='link'><a class="doclink" href="https://juneau.apache.org/docs/topics/JuneauRestServerSpringbootBasics">juneau-rest-server-springboot Basics</a>
032 * </ul>
033 */
034@SpringBootApplication
035@Controller
036public class App {
037   /**
038    * Entry point method.
039    * @param args Command-line arguments.
040    */
041   @SuppressWarnings("resource")
042   public static void main(String[] args) {
043      try {
044         new SpringApplicationBuilder(App.class).run(args);
045         System.out.println("Initialized.  App available on http://localhost:5000");
046      } catch (Exception e) {
047         e.printStackTrace();
048      }
049   }
050
051   /**
052    * Optionally return an injectable message provider for the {@link HelloWorldResource} class.
053    *
054    * @return The message provider for the hello-world REST bean.
055    */
056   @Bean
057   public HelloWorldMessageProvider getHelloWorldMessageProvider() { return new HelloWorldMessageProvider("Hello Spring injection user!"); }
058
059   /**
060    * Optionally return the {@link HelloWorldResource} object as an injectable bean.
061    *
062    * @return The hello-world REST bean.
063    */
064   @Bean
065   public HelloWorldResource getHelloWorldResource() { return new HelloWorldResource(); }
066
067   /**
068    * Our root REST bean.
069    * <p>
070    * Note that this must extend from {@link SpringRestServlet} so that child resources can be resolved as Spring
071    * beans.
072    * <p>
073    * All REST objects are attached to this bean using the {@link Rest#children()} annotation.
074    *
075    * @return The root resources REST bean.
076    */
077   @Bean
078   public RootResources getRootResources() { return new RootResources(); }
079
080   /**
081    * @param rootResources The root REST resource servlet
082    * @return The servlet registration mapped to "/*".
083    */
084   @Bean
085   public ServletRegistrationBean<jakarta.servlet.Servlet> getRootServlet(RootResources rootResources) {
086      return new ServletRegistrationBean<>(rootResources, "/*");
087   }
088}