Examples with RateLimiterEvent io.github.resilience4j.ratelimiter.event.RateLimiterEvent used on opensource projects

Example 1 with RateLimiterEvent

use of io.github.resilience4j.ratelimiter.event.RateLimiterEvent in project resilience4j by resilience4j.

the class RateLimiterChain method execute.

@Override
public void execute(Chain chain) throws Exception {
    String prefix = chain.getRegistry().get(Resilience4jConfig.class).getEndpoints().getRateLimiters().getPath();
    chain.prefix(prefix, chain1 -> {
        chain1.get("events", ctx -> Promise.<RateLimiterEventsEndpointResponse>async(d -> {
            List<RateLimiterEventDTO> eventsList = eventConsumerRegistry.getAllEventConsumer().flatMap(CircularEventConsumer::getBufferedEvents).sorted(Comparator.comparing(RateLimiterEvent::getCreationTime)).map(RateLimiterEventDTO::createRateLimiterEventDTO).toJavaList();
            d.success(new RateLimiterEventsEndpointResponse(eventsList));
        }).then(r -> ctx.render(Jackson.json(r))));
        chain1.get("stream/events", ctx -> {
            Seq<Flowable<RateLimiterEvent>> eventStreams = rateLimiterRegistry.getAllRateLimiters().map(rateLimiter -> RxJava2Adapter.toFlowable(rateLimiter.getEventPublisher()));
            Function<RateLimiterEvent, String> data = r -> Jackson.getObjectWriter(chain1.getRegistry()).writeValueAsString(RateLimiterEventDTO.createRateLimiterEventDTO(r));
            ServerSentEvents events = ServerSentEvents.serverSentEvents(Flowable.merge(eventStreams), e -> e.id(RateLimiterEvent::getRateLimiterName).event(c -> c.getEventType().name()).data(data));
            ctx.render(events);
        });
        chain1.get("events/:name", ctx -> {
            String rateLimiterName = ctx.getPathTokens().get("name");
            Promise.<RateLimiterEventsEndpointResponse>async(d -> {
                List<RateLimiterEventDTO> eventsList = eventConsumerRegistry.getEventConsumer(rateLimiterName).getBufferedEvents().sorted(Comparator.comparing(RateLimiterEvent::getCreationTime)).map(RateLimiterEventDTO::createRateLimiterEventDTO).toJavaList();
                d.success(new RateLimiterEventsEndpointResponse(eventsList));
            }).then(r -> ctx.render(Jackson.json(r)));
        });
        chain1.get("stream/events/:name", ctx -> {
            String rateLimiterName = ctx.getPathTokens().get("name");
            RateLimiter rateLimiter = rateLimiterRegistry.getAllRateLimiters().find(rL -> rL.getName().equals(rateLimiterName)).getOrElseThrow(() -> new IllegalArgumentException(String.format("rate limiter with name %s not found", rateLimiterName)));
            Function<RateLimiterEvent, String> data = r -> Jackson.getObjectWriter(chain1.getRegistry()).writeValueAsString(RateLimiterEventDTO.createRateLimiterEventDTO(r));
            ServerSentEvents events = ServerSentEvents.serverSentEvents(RxJava2Adapter.toFlowable(rateLimiter.getEventPublisher()), e -> e.id(RateLimiterEvent::getRateLimiterName).event(c -> c.getEventType().name()).data(data));
            ctx.render(events);
        });
        chain1.get("events/:name/:type", ctx -> {
            String rateLimiterName = ctx.getPathTokens().get("name");
            String eventType = ctx.getPathTokens().get("type");
            Promise.<RateLimiterEventsEndpointResponse>async(d -> {
                List<RateLimiterEventDTO> eventsList = eventConsumerRegistry.getEventConsumer(rateLimiterName).getBufferedEvents().sorted(Comparator.comparing(RateLimiterEvent::getCreationTime)).filter(event -> event.getEventType() == RateLimiterEvent.Type.valueOf(eventType.toUpperCase())).map(RateLimiterEventDTO::createRateLimiterEventDTO).toJavaList();
                d.success(new RateLimiterEventsEndpointResponse(eventsList));
            }).then(r -> ctx.render(Jackson.json(r)));
        });
        chain1.get("stream/events/:name/:type", ctx -> {
            String rateLimiterName = ctx.getPathTokens().get("name");
            String eventType = ctx.getPathTokens().get("type");
            RateLimiter rateLimiter = rateLimiterRegistry.getAllRateLimiters().find(rL -> rL.getName().equals(rateLimiterName)).getOrElseThrow(() -> new IllegalArgumentException(String.format("rate limiter with name %s not found", rateLimiterName)));
            Flowable<RateLimiterEvent> eventStream = RxJava2Adapter.toFlowable(rateLimiter.getEventPublisher()).filter(event -> event.getEventType() == RateLimiterEvent.Type.valueOf(eventType.toUpperCase()));
            Function<RateLimiterEvent, String> data = r -> Jackson.getObjectWriter(chain1.getRegistry()).writeValueAsString(RateLimiterEventDTO.createRateLimiterEventDTO(r));
            ServerSentEvents events = ServerSentEvents.serverSentEvents(eventStream, e -> e.id(RateLimiterEvent::getRateLimiterName).event(c -> c.getEventType().name()).data(data));
            ctx.render(events);
        });
    });
}

Example 2 with RateLimiterEvent

use of io.github.resilience4j.ratelimiter.event.RateLimiterEvent in project resilience4j by resilience4j.

the class RateLimiterEventsEndpoint method getEventsStreamFilteredByRateLimiterNameAndEventType.

@RequestMapping(value = "stream/events/{rateLimiterName}/{eventType}", produces = MEDIA_TYPE_TEXT_EVENT_STREAM)
public SseEmitter getEventsStreamFilteredByRateLimiterNameAndEventType(@PathVariable("rateLimiterName") String rateLimiterName, @PathVariable("eventType") String eventType) {
    RateLimiterEvent.Type targetType = RateLimiterEvent.Type.valueOf(eventType.toUpperCase());
    RateLimiter rateLimiter = rateLimiterRegistry.getAllRateLimiters().find(rL -> rL.getName().equals(rateLimiterName)).getOrElseThrow(() -> new IllegalArgumentException(String.format("rate limiter with name %s not found", rateLimiterName)));
    Flux<RateLimiterEvent> eventStream = toFlux(rateLimiter.getEventPublisher()).filter(event -> event.getEventType() == targetType);
    return RateLimiterEventsEmitter.createSseEmitter(eventStream);
}