Examples with EventSource org.glassfish.jersey.media.sse.EventSource used on opensource projects

Example 6 with EventSource

use of org.glassfish.jersey.media.sse.EventSource in project jersey by jersey.

the class ItemStoreResourceTest method open.

private static void open(final EventSource[] sources) {
    int i = 0;
    for (EventSource source : sources) {
        source.open();
        LOGGER.info("[-->] SOURCE " + i++ + " opened.");
    }
}

Example 7 with EventSource

use of org.glassfish.jersey.media.sse.EventSource in project jersey by jersey.

the class ServerSentEventsTest method testEventSource.

/**
     * Test consuming a single SSE event via event source.
     *
     * @throws Exception in case of a failure during the test execution.
     */
@Test
public void testEventSource() throws Exception {
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<String> message = new AtomicReference<String>();
    final EventSource eventSource = new EventSource(target().path(App.ROOT_PATH)) {

        @Override
        public void onEvent(InboundEvent inboundEvent) {
            try {
                final String value = inboundEvent.readData();
                message.set(value);
                latch.countDown();
            } catch (ProcessingException e) {
                e.printStackTrace();
            }
        }
    };
    target().path(App.ROOT_PATH).request().post(Entity.text("message"));
    try {
        assertTrue("Waiting for message to be delivered has timed out.", latch.await(5 * getAsyncTimeoutMultiplier(), TimeUnit.SECONDS));
    } finally {
        eventSource.close();
    }
    assertThat("Unexpected SSE event data value.", message.get(), equalTo("message"));
}

Example 8 with EventSource

use of org.glassfish.jersey.media.sse.EventSource in project jersey by jersey.

the class EventOutputTest method testGrizzlyConnectorWithEventSource.

@Test
public void testGrizzlyConnectorWithEventSource() throws InterruptedException {
    ClientConfig clientConfig = new ClientConfig();
    clientConfig.property(ClientProperties.CONNECT_TIMEOUT, 15000);
    clientConfig.property(ClientProperties.READ_TIMEOUT, 0);
    clientConfig.property(ClientProperties.ASYNC_THREADPOOL_SIZE, 8);
    clientConfig.connectorProvider(new GrizzlyConnectorProvider());
    Client client = ClientBuilder.newBuilder().withConfig(clientConfig).build();
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<String> eventData = new AtomicReference<String>();
    final AtomicInteger counter = new AtomicInteger(0);
    WebTarget single = client.target(getBaseUri()).path("test/single");
    EventSource es = EventSource.target(single).build();
    es.register(new EventListener() {

        @Override
        public void onEvent(InboundEvent inboundEvent) {
            final int i = counter.incrementAndGet();
            if (i == 1) {
                eventData.set(inboundEvent.readData());
            }
            latch.countDown();
        }
    });
    boolean latchTimedOut;
    boolean closeTimedOut;
    try {
        es.open();
        latchTimedOut = latch.await(5 * getAsyncTimeoutMultiplier(), TimeUnit.SECONDS);
    } finally {
        closeTimedOut = es.close(5, TimeUnit.SECONDS);
    }
    assertEquals("Unexpected event count", 1, counter.get());
    assertEquals("Unexpected event data", "single", eventData.get());
    assertTrue("Event latch has timed out", latchTimedOut);
    assertTrue("EventSource.close() has timed out", closeTimedOut);
}

Example 9 with EventSource

use of org.glassfish.jersey.media.sse.EventSource in project jersey by jersey.

the class EventOutputTest method testReadCommentsOnlySseEvents.

/**
     * Reproducer for JERSEY-2912: Sending and receiving comments-only events.
     *
     * @throws Exception
     */
@Test
public void testReadCommentsOnlySseEvents() throws Exception {
    ClientConfig clientConfig = new ClientConfig();
    clientConfig.property(ClientProperties.CONNECT_TIMEOUT, 15000);
    clientConfig.property(ClientProperties.READ_TIMEOUT, 0);
    clientConfig.property(ClientProperties.ASYNC_THREADPOOL_SIZE, 8);
    clientConfig.connectorProvider(new GrizzlyConnectorProvider());
    Client client = ClientBuilder.newBuilder().withConfig(clientConfig).build();
    final CountDownLatch latch = new CountDownLatch(2);
    final Queue<String> eventComments = new ArrayBlockingQueue<>(2);
    WebTarget single = client.target(getBaseUri()).path("test/comments-only");
    EventSource es = EventSource.target(single).build();
    es.register(new EventListener() {

        @Override
        public void onEvent(InboundEvent inboundEvent) {
            eventComments.add(inboundEvent.getComment());
            latch.countDown();
        }
    });
    boolean latchTimedOut;
    boolean closeTimedOut;
    try {
        es.open();
        latchTimedOut = latch.await(5 * getAsyncTimeoutMultiplier(), TimeUnit.SECONDS);
    } finally {
        closeTimedOut = es.close(5, TimeUnit.SECONDS);
    }
    assertEquals("Unexpected event count", 2, eventComments.size());
    for (int i = 1; i <= 2; i++) {
        assertEquals("Unexpected comment data on event #" + i, "No comment #" + i, eventComments.poll());
    }
    assertTrue("Event latch has timed out", latchTimedOut);
    assertTrue("EventSource.close() has timed out", closeTimedOut);
}

Example 10 with EventSource

use of org.glassfish.jersey.media.sse.EventSource in project jersey by jersey.

the class EventSourceWithNamedEventsTest method testWithEventSource.

@Test
public void testWithEventSource() throws IOException, NoSuchAlgorithmException, InterruptedException {
    final WebTarget endpoint = target().register(SseFeature.class).path("events");
    EventSource eventSource = EventSource.target(endpoint).build();
    final CountDownLatch count = new CountDownLatch(MSG_COUNT);
    final EventListener listener = new EventListener() {

        @Override
        public void onEvent(InboundEvent inboundEvent) {
            try {
                final Integer data = inboundEvent.readData(Integer.class);
                System.out.println(inboundEvent.getName() + "; " + data);
                Assert.assertEquals(SSE_NAME, inboundEvent.getName());
                Assert.assertEquals(MSG_COUNT - count.getCount(), data.intValue());
                count.countDown();
            } catch (ProcessingException ex) {
                throw new RuntimeException("Error when deserializing of data.", ex);
            }
        }
    };
    eventSource.register(listener, "message-to-client");
    eventSource.open();
    final boolean sent = latch.await(5 * getAsyncTimeoutMultiplier(), TimeUnit.SECONDS);
    Assert.assertTrue("Awaiting for SSE message has timeout. Not all message were sent.", sent);
    final boolean handled = count.await(5 * getAsyncTimeoutMultiplier(), TimeUnit.SECONDS);
    Assert.assertTrue("Awaiting for SSE message has timeout. Not all message were handled by the listener.", handled);
}