Example usage for java.net HttpURLConnection HTTP_NOT

Introduction

In this page you can find the example usage for java.net HttpURLConnection HTTP_NOT_IMPLEMENTED.

Prototype

int HTTP_NOT_IMPLEMENTED

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Document

HTTP Status-Code 501: Not Implemented.

Usage

From source file:com.scvngr.levelup.core.net.LevelUpResponse.java

/**
 * Maps an {@link LevelUpStatus} to an HTTP status code from the response.
 *
 * @param statusCode the HTTP status code from the response.
 * @param serverHeader the value of the Server HTTP header; this is used to validate whether the
 *        response is coming from the LevelUp Platform server or a backup/reverse-proxy.
 * @return {@link LevelUpStatus} describing the status code.
 *//*from   www  . ja  v  a 2s  .c o m*/
@NonNull
@VisibleForTesting(visibility = Visibility.PRIVATE)
/* package */static LevelUpStatus mapStatus(final int statusCode, @Nullable final String serverHeader) {
    final boolean fromLevelUpPlatform = HTTP_HEADER_VALUE_SERVER.equals(serverHeader);
    final LevelUpStatus status;

    if (statusCode >= AbstractResponse.STATUS_CODE_SUCCESS_MIN_INCLUSIVE
            && statusCode < AbstractResponse.STATUS_CODE_SUCCESS_MAX_EXCLUSIVE) {
        // A 2xx status code is OK.
        status = LevelUpStatus.OK;
    } else if (HttpURLConnection.HTTP_NOT_IMPLEMENTED == statusCode && fromLevelUpPlatform) {
        /*
         * The API treats a 501 response as a requirement for the client to be upgraded.
         * However, in failover etc. this response should be ignored since it may have a
         * different meaning coming from other servers.
         */
        status = LevelUpStatus.UPGRADE;
    } else if (HttpURLConnection.HTTP_UNAUTHORIZED == statusCode && fromLevelUpPlatform) {
        /*
         * The API treats a 401 response as a notice that the user needs a new access token, and
         * should be logged out. However, if a reverse-proxy or backup server is sending the
         * response, this should be ignored since it may have a different meaning coming from
         * other servers.
         */
        status = LevelUpStatus.LOGIN_REQUIRED;
    } else if (HttpURLConnection.HTTP_NOT_FOUND == statusCode && fromLevelUpPlatform) {
        /*
         * Some endpoints (like PaymentToken) have special meanings for 404s, but in failover
         * they may just indicate a partially-functioning service and should be treated as
         * generic network errors.
         */
        status = LevelUpStatus.ERROR_NOT_FOUND;
    } else if (HttpURLConnection.HTTP_UNAVAILABLE == statusCode) {
        // LevelUp is down for maintenance (applicable even if the Server header differs).
        status = LevelUpStatus.ERROR_MAINTENANCE;
    } else {
        // All other response codes are server errors.
        status = LevelUpStatus.ERROR_SERVER;
    }

    return status;
}

From source file:org.eclipse.hono.service.registration.BaseRegistrationService.java

/**
 * Handles an unimplemented operation by failing the given handler
 * with a {@link ClientErrorException} having a <em>501 Not Implemented</em> status code.
 * /*from  w  w w. j a v a  2 s. c  o m*/
 * @param resultHandler The handler.
 */
protected void handleUnimplementedOperation(final Handler<AsyncResult<RegistrationResult>> resultHandler) {
    resultHandler
            .handle(Future.succeededFuture(RegistrationResult.from(HttpURLConnection.HTTP_NOT_IMPLEMENTED)));
}

From source file:org.betaconceptframework.astroboa.resourceapi.resource.TaxonomyResource.java

private Response retrieveTaxonomies(String cmsQuery, Integer offset, Integer limit, String orderBy,
        Output output, String callback, boolean prettyPrint, FetchLevel fetchLevel) {

    try {/*w  w  w.j  a va  2s  .co  m*/

        if (output == null) {
            output = Output.XML;
        }

        if (fetchLevel == null) {
            fetchLevel = FetchLevel.ENTITY;
        }

        StringBuilder resourceRepresentation = new StringBuilder();

        //List<Taxonomy> taxonomies = new ArrayList<Taxonomy>();

        if (!StringUtils.isBlank(cmsQuery)) {
            throw new WebApplicationException(HttpURLConnection.HTTP_NOT_IMPLEMENTED);
        }

        switch (output) {
        case XML: {
            String resourceCollectionAsXML = astroboaClient.getTaxonomyService()
                    .getAllTaxonomies(ResourceRepresentationType.XML, fetchLevel, prettyPrint);

            if (StringUtils.isBlank(callback)) {
                resourceRepresentation.append(resourceCollectionAsXML);
            } else {
                ContentApiUtils.generateXMLP(resourceRepresentation, resourceCollectionAsXML, callback);
            }
            break;
        }
        case JSON:
            String resourceCollectionAsJSON = astroboaClient.getTaxonomyService()
                    .getAllTaxonomies(ResourceRepresentationType.JSON, fetchLevel, prettyPrint);

            if (StringUtils.isBlank(callback)) {
                resourceRepresentation.append(resourceCollectionAsJSON);
            } else {
                ContentApiUtils.generateJSONP(resourceRepresentation, resourceCollectionAsJSON, callback);
            }
            break;
        }

        return ContentApiUtils.createResponse(resourceRepresentation, output, callback, null);

    } catch (Exception e) {
        logger.error("Cms query " + cmsQuery, e);
        throw new WebApplicationException(HttpURLConnection.HTTP_BAD_REQUEST);
    }
}

From source file:net.myrrix.client.ClientRecommender.java

private int getNumClusters(boolean user) throws TasteException {
    String urlPath = '/' + (user ? "user" : "item") + "/clusters/count";

    TasteException savedException = null;
    for (HostAndPort replica : choosePartitionAndReplicas(0L)) {
        HttpURLConnection connection = null;
        try {//  w w w .  j  a v a2 s. co m
            connection = buildConnectionToReplica(replica, urlPath, "GET");
            switch (connection.getResponseCode()) {
            case HttpURLConnection.HTTP_OK:
                BufferedReader reader = IOUtils.bufferStream(connection.getInputStream());
                try {
                    return Integer.parseInt(reader.readLine());
                } finally {
                    reader.close();
                }
            case HttpURLConnection.HTTP_NOT_IMPLEMENTED:
                throw new UnsupportedOperationException();
            case HttpURLConnection.HTTP_UNAVAILABLE:
                throw new NotReadyException();
            default:
                throw new TasteException(connection.getResponseCode() + " " + connection.getResponseMessage());
            }
        } catch (TasteException te) {
            log.info("Can't access {} at {}: ({})", urlPath, replica, te.toString());
            savedException = te;
        } catch (IOException ioe) {
            log.info("Can't access {} at {}: ({})", urlPath, replica, ioe.toString());
            savedException = new TasteException(ioe);
        } finally {
            if (connection != null) {
                connection.disconnect();
            }
        }
    }
    throw savedException;
}

From source file:net.myrrix.client.ClientRecommender.java

private FastIDSet getCluster(int n, boolean user) throws TasteException {
    String urlPath = '/' + (user ? "user" : "item") + "/clusters/" + n;

    TasteException savedException = null;
    for (HostAndPort replica : choosePartitionAndReplicas(0L)) {
        HttpURLConnection connection = null;
        try {/*  w w w  . java2  s .  c  om*/
            connection = buildConnectionToReplica(replica, urlPath, "GET");
            switch (connection.getResponseCode()) {
            case HttpURLConnection.HTTP_OK:
                FastIDSet members = new FastIDSet();
                consumeIDs(connection, members);
                return members;
            case HttpURLConnection.HTTP_NOT_IMPLEMENTED:
                throw new UnsupportedOperationException();
            case HttpURLConnection.HTTP_UNAVAILABLE:
                throw new NotReadyException();
            default:
                throw new TasteException(connection.getResponseCode() + " " + connection.getResponseMessage());
            }
        } catch (TasteException te) {
            log.info("Can't access {} at {}: ({})", urlPath, replica, te.toString());
            savedException = te;
        } catch (IOException ioe) {
            log.info("Can't access {} at {}: ({})", urlPath, replica, ioe.toString());
            savedException = new TasteException(ioe);
        } finally {
            if (connection != null) {
                connection.disconnect();
            }
        }
    }
    throw savedException;
}

Example usage for java.net HttpURLConnection HTTP_NOT_IMPLEMENTED

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