git.gumartinm.name Git - JavaForFun/blob

   1 package de.spring.webservices.rest.controller;
   2
   3 import java.time.LocalDateTime;
   4
   5 import org.springframework.beans.factory.annotation.Autowired;
   6 import org.springframework.messaging.simp.SimpMessagingTemplate;
   7 import org.springframework.web.bind.annotation.RequestBody;
   8 import org.springframework.web.bind.annotation.RequestMapping;
   9 import org.springframework.web.bind.annotation.RequestMethod;
  10 import org.springframework.web.bind.annotation.RestController;
  11
  12
  13 @RestController
  14 public class RestGreetingController {
  15
  16         private SimpMessagingTemplate template;
  17
  18     @Autowired
  19     public RestGreetingController(SimpMessagingTemplate template) {
  20         this.template = template;
  21     }
  22
  23     // Sending data to /topic/greeting from REST service.
  24         // POST http://localhost:8080/spring-stomp-server/greetings
  25
  26         @RequestMapping(path="/greetings", method=RequestMethod.POST)
  27     public void handle(@RequestBody String greeting) {
  28                 String text = "[" + LocalDateTime.now() + "]:" + greeting;
  29
  30                 // STOMP clients subscribed to /topic/greeting will receive the data sent by the convertAndSend method.
  31                 this.template.convertAndSend("/topic/greeting", text);
  32     }
  33
  34 }