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Merge pull request #3488 from felipeazv/master 

BAEL-1475: code formatting
This commit is contained in:
Carsten Gräf 2018-01-24 19:45:18 +01:00 committed by GitHub
parent 0585764866 c38de161c6
commit 026ff3be45
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2 changed files with 18 additions and 38 deletions
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15
spring-5-reactive/src/main/java/com/baeldung/reactive/websocket/ReactiveJavaClientWebSocket.java
View File

@ -2,22 +2,25 @@ package com.baeldung.reactive.websocket;
import java.net.URI;
import java.time.Duration;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.reactive.socket.WebSocketMessage;
import org.springframework.web.reactive.socket.client.ReactorNettyWebSocketClient;
import org.springframework.web.reactive.socket.client.WebSocketClient;
import reactor.core.publisher.Mono;
@SpringBootApplication
public class ReactiveJavaClientWebSocket {
public static void main(String[] args) throws InterruptedException {
public static void main(String[] args) throws InterruptedException {
WebSocketClient client = new ReactorNettyWebSocketClient();
client.execute(URI.create("ws://localhost:8080/event-emitter"), session -> session.send(Mono.just(session.textMessage("event-me-from-spring-reactive-client")))
client.execute(
URI.create("ws://localhost:8080/event-emitter"),
session -> session.send(
Mono.just(session.textMessage("event-spring-reactive-client-websocket")))
.thenMany(session.receive()
.map(WebSocketMessage::getPayloadAsText)
.log())
.map(WebSocketMessage::getPayloadAsText)
.log())
.then())
.block(Duration.ofSeconds(10L));
}
}

41
spring-5-reactive/src/main/java/com/baeldung/reactive/websocket/ReactiveWebSocketHandler.java
View File

@ -12,7 +12,6 @@ import org.springframework.web.reactive.socket.WebSocketMessage;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import javax.annotation.PostConstruct;
import java.time.Duration;
import java.time.LocalDateTime;
import java.util.UUID;
@ -20,37 +19,18 @@ import java.util.UUID;
@Component
public class ReactiveWebSocketHandler implements WebSocketHandler {
private Flux<Event> eventFlux;
private Flux<Event> intervalFlux;
private Flux<Event> eventFlux = Flux.generate(e -> {
Event event = new Event(UUID.randomUUID().toString(), LocalDateTime.now().toString());
e.next(event);
});
/**
* Here we prepare a Flux that will emit a message every second
*/
@PostConstruct
private void init() throws InterruptedException {
private Flux<Event> intervalFlux = Flux.interval(Duration.ofMillis(1000L)).zipWith(eventFlux, (time, event) -> event);
eventFlux = Flux.generate(e -> {
Event event = new Event(UUID.randomUUID()
.toString(),
LocalDateTime.now()
.toString());
e.next(event);
});
private ObjectMapper json = new ObjectMapper();
intervalFlux = Flux.interval(Duration.ofMillis(1000L))
.zipWith(eventFlux, (time, event) -> event);
}
/**
* On each new client session, send the message flux to the client.
* Spring subscribes to the flux and send every new flux event to the WebSocketSession object
* @param session
* @return Mono<Void>
*/
@Override
public Mono<Void> handle(WebSocketSession webSocketSession) {
ObjectMapper json = new ObjectMapper();
return webSocketSession.send(intervalFlux.map(event -> {
try {
String jsonEvent = json.writeValueAsString(event);
@ -60,12 +40,9 @@ public class ReactiveWebSocketHandler implements WebSocketHandler {
e.printStackTrace();
return "";
}
})
.map(webSocketSession::textMessage))
}).map(webSocketSession::textMessage))
.and(webSocketSession.receive()
.map(WebSocketMessage::getPayloadAsText)
.log());
.and(webSocketSession.receive().map(WebSocketMessage::getPayloadAsText).log());
}
}