Examples with ServiceUnavailableException javax.ws.rs.ServiceUnavailableException used on opensource projects

Example 16 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project oci-java-sdk by oracle.

the class CircuitBreakerConfigurationTest method validateCircuitBreakerConfigurationWithDefaultValues.

@Test
public void validateCircuitBreakerConfigurationWithDefaultValues() {
    CircuitBreakerConfiguration config = CircuitBreakerConfiguration.builder().build();
    JaxRsCircuitBreakerImpl circuitBreaker = new JaxRsCircuitBreakerImpl(config);
    CircuitBreakerConfig internalConfig = circuitBreaker.getInternalCircuitBreakerConfig();
    assertEquals(internalConfig.getFailureRateThreshold(), CircuitBreakerConfiguration.DEFAULT_FAILURE_RATE_THRESHOLD, 0.1);
    assertEquals(internalConfig.getSlowCallRateThreshold(), CircuitBreakerConfiguration.DEFAULT_SLOW_CALL_RATE_THRESHOLD, 0.1);
    assertEquals(internalConfig.getSlowCallDurationThreshold(), Duration.ofMinutes(CircuitBreakerConfiguration.DEFAULT_SLOW_CALL_DURATION_THRESHOLD));
    assertEquals(internalConfig.getPermittedNumberOfCallsInHalfOpenState(), CircuitBreakerConfiguration.DEFAULT_PERMITTED_CALLS_IN_HALF_OPEN_STATE);
    assertEquals(internalConfig.getSlidingWindowType(), CircuitBreakerConfig.SlidingWindowType.TIME_BASED);
    assertEquals(internalConfig.getSlidingWindowSize(), CircuitBreakerConfiguration.DEFAULT_SLIDING_WINDOW_SIZE);
    assertEquals(internalConfig.getMinimumNumberOfCalls(), CircuitBreakerConfiguration.DEFAULT_MINIMUM_NUMBER_OF_CALLS);
    assertEquals(internalConfig.getWaitDurationInOpenState(), Duration.ofSeconds(CircuitBreakerConfiguration.DEFAULT_WAIT_DURATION_IN_OPEN_STATE));
    assertTrue(internalConfig.isAutomaticTransitionFromOpenToHalfOpenEnabled());
    Response response503 = mock(Response.class);
    Mockito.when(response503.getStatus()).thenReturn(503);
    HttpStatusErrorException ex = new HttpStatusErrorException(response503);
    Predicate<Throwable> recordExceptionPredicate = internalConfig.getRecordExceptionPredicate();
    assertTrue(recordExceptionPredicate.test(ex));
    assertTrue(recordExceptionPredicate.test(new ServiceUnavailableException()));
    assertTrue(recordExceptionPredicate.test(new InternalServerErrorException()));
    assertTrue(recordExceptionPredicate.test(new ProcessingException("test")));
    Set<Integer> recordHttpStatuses = circuitBreaker.getRecordHttpStatuses();
    assertTrue(recordHttpStatuses.contains(CircuitBreakerConfiguration.INTERNAL_SERVER_ERROR));
    assertTrue(recordHttpStatuses.contains(CircuitBreakerConfiguration.SERVICE_UNAVAILABLE));
    assertTrue(recordHttpStatuses.contains(CircuitBreakerConfiguration.TOO_MANY_REQUESTS));
    assertTrue(recordHttpStatuses.contains(CircuitBreakerConfiguration.BAD_GATEWAY));
    assertTrue(recordHttpStatuses.contains(CircuitBreakerConfiguration.GATEWAY_TIMEOUT));
    assertEquals(recordHttpStatuses.size(), 5);
}

Example 17 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project cxf by apache.

the class DateHeaderProviderTest method testToFromSimpleString.

@Test
public void testToFromSimpleString() {
    Date retry = new Date();
    ServiceUnavailableException ex = new ServiceUnavailableException(retry);
    Date retry2 = ex.getRetryTime(new Date());
    assertEquals(HttpUtils.toHttpDate(retry), HttpUtils.toHttpDate(retry2));
}

Example 18 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project jersey by jersey.

the class ItemStoreResource method itemEvents.

/**
     * Connect or re-connect to SSE event stream.
     *
     * @param lastEventId Value of custom SSE HTTP <tt>{@value SseFeature#LAST_EVENT_ID_HEADER}</tt> header.
     *                    Defaults to {@code -1} if not set.
     * @return new SSE event output stream representing the (re-)established SSE client connection.
     * @throws InternalServerErrorException in case replaying missed events to the reconnected output stream fails.
     * @throws ServiceUnavailableException  in case the reconnect delay is set to a positive value.
     */
@GET
@Path("events")
@Produces(SseFeature.SERVER_SENT_EVENTS)
public EventOutput itemEvents(@HeaderParam(SseFeature.LAST_EVENT_ID_HEADER) @DefaultValue("-1") int lastEventId) {
    final EventOutput eventOutput = new EventOutput();
    if (lastEventId >= 0) {
        LOGGER.info("Received last event id :" + lastEventId);
        // decide the reconnect handling strategy based on current reconnect delay value.
        final long delay = reconnectDelay;
        if (delay > 0) {
            LOGGER.info("Non-zero reconnect delay [" + delay + "] - responding with HTTP 503.");
            throw new ServiceUnavailableException(delay);
        } else {
            LOGGER.info("Zero reconnect delay - reconnecting.");
            replayMissedEvents(lastEventId, eventOutput);
        }
    }
    if (!broadcaster.add(eventOutput)) {
        LOGGER.severe("!!! Unable to add new event output to the broadcaster !!!");
        // let's try to force a 5s delayed client reconnect attempt
        throw new ServiceUnavailableException(5L);
    }
    return eventOutput;
}

Example 19 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project jersey by jersey.

the class ItemStoreResource method itemEvents.

/**
     * Connect or re-connect to SSE event stream.
     *
     * @param lastEventId Value of custom SSE HTTP <tt>{@value SseFeature#LAST_EVENT_ID_HEADER}</tt> header.
     *                    Defaults to {@code -1} if not set.
     * @return new SSE event output stream representing the (re-)established SSE client connection.
     * @throws InternalServerErrorException in case replaying missed events to the reconnected output stream fails.
     * @throws ServiceUnavailableException  in case the reconnect delay is set to a positive value.
     */
@GET
@Path("events")
@Produces(SseFeature.SERVER_SENT_EVENTS)
public EventOutput itemEvents(@HeaderParam(SseFeature.LAST_EVENT_ID_HEADER) @DefaultValue("-1") int lastEventId) {
    final EventOutput eventOutput = new EventOutput();
    if (lastEventId >= 0) {
        LOGGER.info("Received last event id :" + lastEventId);
        // decide the reconnect handling strategy based on current reconnect delay value.
        final long delay = reconnectDelay;
        if (delay > 0) {
            LOGGER.info("Non-zero reconnect delay [" + delay + "] - responding with HTTP 503.");
            throw new ServiceUnavailableException(delay);
        } else {
            LOGGER.info("Zero reconnect delay - reconnecting.");
            replayMissedEvents(lastEventId, eventOutput);
        }
    }
    if (!broadcaster.add(eventOutput)) {
        LOGGER.severe("!!! Unable to add new event output to the broadcaster !!!");
        // let's try to force a 5s delayed client reconnect attempt
        throw new ServiceUnavailableException(5L);
    }
    return eventOutput;
}

Example 20 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project robozonky by RoboZonky.

the class SessionTest method investmentFailed.

@Test
void investmentFailed() {
    final Zonky z = AbstractZonkyLeveragingTest.harmlessZonky(10_000);
    final Authenticated auth = mockAuthentication(z);
    final RecommendedLoan r = AbstractZonkyLeveragingTest.mockLoanDescriptor().recommend(200).get();
    final Exception thrown = new ServiceUnavailableException();
    final Investor p = mock(Investor.class);
    doThrow(thrown).when(p).invest(eq(r), anyBoolean());
    final Portfolio portfolio = Portfolio.create(z, mockBalance(z));
    final Session t = new Session(portfolio, Collections.emptySet(), p, auth);
    assertThatThrownBy(() -> t.invest(r)).isSameAs(thrown);
}