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

Example 11 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project jersey by eclipse-ee4j.

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 12 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project cloudbreak by hortonworks.

the class FreeipaServiceTest method testCheckFreeipaRunningWhenFreeIpaIsNullThenThrowsException.

@Test
void testCheckFreeipaRunningWhenFreeIpaIsNullThenThrowsException() {
    when(underTest.describe(ENV_CRN)).thenReturn(null);
    ServiceUnavailableException exception = Assertions.assertThrows(ServiceUnavailableException.class, () -> underTest.checkFreeipaRunning(ENV_CRN));
    assertEquals("Freeipa availability cannot be determined currently.", exception.getMessage());
}

Example 13 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project cloudbreak by hortonworks.

the class FreeipaServiceTest method testCheckFreeipaRunningWhenFreeIpaStatusIsNullThenThrowsException.

@Test
void testCheckFreeipaRunningWhenFreeIpaStatusIsNullThenThrowsException() {
    DescribeFreeIpaResponse freeipa = new DescribeFreeIpaResponse();
    when(underTest.describe(ENV_CRN)).thenReturn(freeipa);
    ServiceUnavailableException exception = Assertions.assertThrows(ServiceUnavailableException.class, () -> underTest.checkFreeipaRunning(ENV_CRN));
    assertEquals("Freeipa availability cannot be determined currently.", exception.getMessage());
}

Example 14 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project cloudbreak by hortonworks.

the class FreeipaService method checkFreeipaRunning.

public void checkFreeipaRunning(String envCrn) {
    DescribeFreeIpaResponse freeipa = describe(envCrn);
    if (freeipa != null && freeipa.getAvailabilityStatus() != null) {
        if (!freeipa.getAvailabilityStatus().isAvailable()) {
            String message = "Freeipa should be in Available state but currently is " + freeipa.getStatus().name();
            LOGGER.info(message);
            throw new BadRequestException(message);
        }
    } else {
        String message = "Freeipa availability cannot be determined currently.";
        LOGGER.warn(message);
        throw new ServiceUnavailableException(message);
    }
}

Example 15 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project scout.rt by eclipse-scout.

the class RestClientProxyFactory method convertToWebAppException.

protected WebApplicationException convertToWebAppException(Response response) {
    if (response.getStatusInfo().getFamily() == Status.Family.SUCCESSFUL) {
        return null;
    }
    // Buffer and close input stream to release any resources (i.e. memory and connections)
    response.bufferEntity();
    final Response.Status status = Response.Status.fromStatusCode(response.getStatus());
    if (status != null) {
        switch(status) {
            case BAD_REQUEST:
                return new BadRequestException(response);
            case UNAUTHORIZED:
                return new NotAuthorizedException(response);
            case FORBIDDEN:
                return new ForbiddenException(response);
            case NOT_FOUND:
                return new NotFoundException(response);
            case METHOD_NOT_ALLOWED:
                return new NotAllowedException(response);
            case NOT_ACCEPTABLE:
                return new NotAcceptableException(response);
            case UNSUPPORTED_MEDIA_TYPE:
                return new NotSupportedException(response);
            case INTERNAL_SERVER_ERROR:
                return new InternalServerErrorException(response);
            case SERVICE_UNAVAILABLE:
                return new ServiceUnavailableException(response);
        }
    }
    switch(response.getStatusInfo().getFamily()) {
        case REDIRECTION:
            return new RedirectionException(response);
        case CLIENT_ERROR:
            return new ClientErrorException(response);
        case SERVER_ERROR:
            return new ServerErrorException(response);
        default:
            return new WebApplicationException(response);
    }
}