code: /*******************************************************************************
   * Copyright 2018 572682
   * 
   * 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 us.dot.its.jpo.ode.stomp;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.messaging.handler.annotation.MessageMapping;
  import org.springframework.messaging.handler.annotation.SendTo;
  import org.springframework.messaging.simp.SimpMessagingTemplate;
  import org.springframework.stereotype.Controller;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PostMapping;
  import org.springframework.web.bind.annotation.ResponseBody;
  
  
  @Controller
  public class StompController {
  
      @Autowired
      private SimpMessagingTemplate template;
  
      @MessageMapping("/connect")
      @SendTo("/topic/StompContent")
      public StompContent greeting(RegistrationMessage message) throws InterruptedException {
          Thread.sleep(10); // simulated delay
          return new StompContent(message.getName());
      }
  
      @PostMapping(value="/newMessage")
      @ResponseBody
      public String messages() {
          template.convertAndSend("/topic/messages", new StompContent("test"));
          return "{\"success\": true}" ;
      }
  
      @GetMapping("/")
      public String test() {
          return "index";
      }
  
  }
  