/* * Copyright 2002-2016 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 playground; import java.time.Duration; import reactor.core.publisher.Flux; import reactor.core.publisher.ReplayProcessor; import org.springframework.http.codec.ServerSentEvent; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RestController; @RestController public class SseController { private ReplayProcessor<ServerSentEvent<String>> replayProcessor = ReplayProcessor.<ServerSentEvent<String>>create(); @GetMapping("/sse/string") Flux<String> string() { return Flux .interval(Duration.ofSeconds(1)) .map(l -> "foo " + l); } @GetMapping("/sse/person") Flux<Person> person() { return Flux .interval(Duration.ofSeconds(1)) .map(l -> new Person(Long.toString(l), "foo", "bar")); } @GetMapping("/sse/event") Flux<ServerSentEvent<String>> event() { return Flux .interval(Duration.ofSeconds(1)) .map(l -> ServerSentEvent .builder("foo\nbar") .comment("bar\nbaz") .id(Long.toString(l)) .build()); } @PostMapping("/sse/receive/{val}") public void receive(@PathVariable("val") String s) { replayProcessor.onNext(ServerSentEvent.builder(s).build()); } @GetMapping("/sse/send") public Flux<ServerSentEvent<String>> send() { return replayProcessor.log("playground"); } }