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

Example 1 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project Hystrix by Netflix.

the class HystricsMetricsControllerTest method testConcurrency.

@Test
public void testConcurrency() throws Exception {
    // Execute a Hystrix command so that metrics are initialized.
    executeHystrixCommand();
    List<EventInput> streamList = new ArrayList<EventInput>();
    // Fire 5 requests, validate their responses and hold these connections.
    for (int i = 0; i < 5; i++) {
        EventInput stream = getStream();
        System.out.println("Received Response for Request#" + (i + 1));
        streamList.add(stream);
        validateStream(stream, 1000);
        System.out.println("Validated Response#" + (i + 1));
    }
    // Sixth request should fail since max configured connection is 5.
    try {
        streamList.add(getStreamFailFast());
        Assert.fail("Expected 'ServiceUnavailableException' but, request went through.");
    } catch (ServiceUnavailableException e) {
        System.out.println("Got ServiceUnavailableException as expected.");
    }
    // Close one of the connections
    streamList.get(0).close();
    // Try again after closing one of the connections. This request should go through.
    EventInput eventInput = getStream();
    streamList.add(eventInput);
    validateStream(eventInput, 1000);
}

Example 2 with ServiceUnavailableException

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

the class JerseyInvocation method convertToException.

private ProcessingException convertToException(final Response response) {
    try {
        // Buffer and close entity input stream (if any) to prevent
        // leaking connections (see JERSEY-2157).
        response.bufferEntity();
        final WebApplicationException webAppException;
        final int statusCode = response.getStatus();
        final Response.Status status = Response.Status.fromStatusCode(statusCode);
        if (status == null) {
            final Response.Status.Family statusFamily = response.getStatusInfo().getFamily();
            webAppException = createExceptionForFamily(response, statusFamily);
        } else {
            switch(status) {
                case BAD_REQUEST:
                    webAppException = new BadRequestException(response);
                    break;
                case UNAUTHORIZED:
                    webAppException = new NotAuthorizedException(response);
                    break;
                case FORBIDDEN:
                    webAppException = new ForbiddenException(response);
                    break;
                case NOT_FOUND:
                    webAppException = new NotFoundException(response);
                    break;
                case METHOD_NOT_ALLOWED:
                    webAppException = new NotAllowedException(response);
                    break;
                case NOT_ACCEPTABLE:
                    webAppException = new NotAcceptableException(response);
                    break;
                case UNSUPPORTED_MEDIA_TYPE:
                    webAppException = new NotSupportedException(response);
                    break;
                case INTERNAL_SERVER_ERROR:
                    webAppException = new InternalServerErrorException(response);
                    break;
                case SERVICE_UNAVAILABLE:
                    webAppException = new ServiceUnavailableException(response);
                    break;
                default:
                    final Response.Status.Family statusFamily = response.getStatusInfo().getFamily();
                    webAppException = createExceptionForFamily(response, statusFamily);
            }
        }
        return new ResponseProcessingException(response, webAppException);
    } catch (final Throwable t) {
        return new ResponseProcessingException(response, LocalizationMessages.RESPONSE_TO_EXCEPTION_CONVERSION_FAILED(), t);
    }
}

Example 3 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project atlasdb by palantir.

the class RsErrorDecoder method decode.

@Override
public RuntimeException decode(String methodKey, feign.Response feignResponse) {
    try {
        Response response = convertResponseToRs(feignResponse);
        int statusCode = response.getStatus();
        Response.Status status = Response.Status.fromStatusCode(statusCode);
        if (status == null) {
            Response.Status.Family statusFamily = response.getStatusInfo().getFamily();
            return createExceptionForFamily(response, statusFamily);
        } else {
            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);
                default:
                    Response.Status.Family statusFamily = response.getStatusInfo().getFamily();
                    return createExceptionForFamily(response, statusFamily);
            }
        }
    } catch (Throwable t) {
        return new RuntimeException("Failed to convert response to exception", t);
    }
}

Example 4 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project dataverse by IQSS.

the class Meta method datafile.

@Path("datafile/{fileId}")
@GET
@Produces({ "text/xml" })
public String datafile(@PathParam("fileId") Long fileId, @QueryParam("exclude") String exclude, @QueryParam("include") String include, @Context HttpHeaders header, @Context HttpServletResponse response) throws NotFoundException, ServiceUnavailableException /*, PermissionDeniedException, AuthorizationRequiredException*/
{
    String retValue = "";
    DataFile dataFile = null;
    // httpHeaders.add("Content-disposition", "attachment; filename=\"dataverse_files.zip\"");
    // httpHeaders.add("Content-Type", "application/zip; name=\"dataverse_files.zip\"");
    response.setHeader("Content-disposition", "attachment; filename=\"dataverse_files.zip\"");
    dataFile = datafileService.find(fileId);
    if (dataFile == null) {
        throw new NotFoundException();
    }
    String fileName = dataFile.getFileMetadata().getLabel().replaceAll("\\.tab$", "-ddi.xml");
    response.setHeader("Content-disposition", "attachment; filename=\"" + fileName + "\"");
    response.setHeader("Content-Type", "application/xml; name=\"" + fileName + "\"");
    ByteArrayOutputStream outStream = null;
    outStream = new ByteArrayOutputStream();
    try {
        ddiExportService.exportDataFile(fileId, outStream, exclude, include);
        retValue = outStream.toString();
    } catch (Exception e) {
        // We return Service Unavailable.
        throw new ServiceUnavailableException();
    }
    response.setHeader("Access-Control-Allow-Origin", "*");
    return retValue;
}

Example 5 with ServiceUnavailableException

use of javax.ws.rs.ServiceUnavailableException in project dataverse by IQSS.

the class Access method dvCardImage.

@Path("dvCardImage/{dataverseId}")
@GET
@Produces({ "image/png" })
public InputStream dvCardImage(@PathParam("dataverseId") Long dataverseId, @Context UriInfo uriInfo, @Context HttpHeaders headers, @Context HttpServletResponse response) /*throws NotFoundException, ServiceUnavailableException, PermissionDeniedException, AuthorizationRequiredException*/
{
    logger.fine("entering dvCardImage");
    Dataverse dataverse = dataverseService.find(dataverseId);
    if (dataverse == null) {
        logger.warning("Preview: Version service could not locate a DatasetVersion object for id " + dataverseId + "!");
        return null;
    }
    String imageThumbFileName = null;
    if (dataverse.getDataverseTheme() != null && dataverse.getDataverseTheme().getLogo() != null && !dataverse.getDataverseTheme().getLogo().equals("")) {
        File dataverseLogoFile = getLogo(dataverse);
        if (dataverseLogoFile != null) {
            logger.fine("dvCardImage: logo file found");
            String logoThumbNailPath = null;
            InputStream in = null;
            try {
                if (dataverseLogoFile.exists()) {
                    logoThumbNailPath = ImageThumbConverter.generateImageThumbnailFromFile(dataverseLogoFile.getAbsolutePath(), 48);
                    if (logoThumbNailPath != null) {
                        in = new FileInputStream(logoThumbNailPath);
                    }
                }
            } catch (Exception ex) {
                in = null;
            }
            if (in != null) {
                logger.fine("dvCardImage: successfully obtained thumbnail for dataverse logo.");
                return in;
            }
        }
    }
    /*
        StorageIO thumbnailDataAccess = null; 
        
        if (!dataverse.isHarvested()) {
            for (Dataset dataset : datasetService.findPublishedByOwnerId(dataverseId)) {
                logger.info("dvCardImage: checking dataset "+dataset.getGlobalId());
                if (dataset != null) {
                    DatasetVersion releasedVersion = dataset.getReleasedVersion();
                    logger.info("dvCardImage: obtained released version "+releasedVersion.getTitle());
                    thumbnailDataAccess = getThumbnailForDatasetVersion(releasedVersion); 
                    if (thumbnailDataAccess != null) {
                        logger.info("dvCardImage: obtained thumbnail for the version.");
                        break;
                    }
                }
            }
        }
        
        if (thumbnailDataAccess != null && thumbnailDataAccess.getInputStream() != null) {
            return thumbnailDataAccess.getInputStream();
        }
        */
    return null;
}