Examples with ParseException org.json.simple.parser.ParseException used on opensource projects

Example 86 with ParseException

use of org.json.simple.parser.ParseException in project carbon-apimgt by wso2.

the class APIUtil method getTenantBasedStoreDomainMapping.

public static Map getTenantBasedStoreDomainMapping(String tenantDomain) throws APIManagementException {
    try {
        Registry registry = ServiceReferenceHolder.getInstance().getRegistryService().getGovernanceSystemRegistry();
        String resourcePath = APIConstants.API_DOMAIN_MAPPINGS.replace(APIConstants.API_DOMAIN_MAPPING_TENANT_ID_IDENTIFIER, tenantDomain);
        if (registry.resourceExists(resourcePath)) {
            Resource resource = registry.get(resourcePath);
            String content = new String((byte[]) resource.getContent(), Charset.defaultCharset());
            JSONParser parser = new JSONParser();
            JSONObject mappings = (JSONObject) parser.parse(content);
            if (mappings.containsKey(APIConstants.API_DOMAIN_MAPPINGS_STORE)) {
                return (Map) mappings.get(APIConstants.API_DOMAIN_MAPPINGS_STORE);
            }
        }
    } catch (RegistryException e) {
        String msg = "Error while retrieving gateway domain mappings from registry";
        throw new APIManagementException(msg, e);
    } catch (ClassCastException e) {
        String msg = "Invalid JSON found in the gateway tenant domain mappings";
        throw new APIManagementException(msg, e);
    } catch (ParseException e) {
        String msg = "Malformed JSON found in the gateway tenant domain mappings";
        throw new APIManagementException(msg, e);
    }
    return null;
}

Example 87 with ParseException

use of org.json.simple.parser.ParseException in project carbon-apimgt by wso2.

the class APIUtil method executeQueryOnStreamProcessor.

/**
 * Util method to call SP rest api to invoke queries.
 *
 * @param appName SP app name that the query should run against
 * @param query   query
 * @return jsonObj JSONObject of the response
 * @throws APIManagementException
 */
public static JSONObject executeQueryOnStreamProcessor(String appName, String query) throws APIManagementException {
    String spEndpoint = APIManagerAnalyticsConfiguration.getInstance().getDasServerUrl() + "/stores/query";
    String spUserName = APIManagerAnalyticsConfiguration.getInstance().getDasServerUser();
    String spPassword = APIManagerAnalyticsConfiguration.getInstance().getDasServerPassword();
    byte[] encodedAuth = Base64.encodeBase64((spUserName + ":" + spPassword).getBytes(Charset.forName("ISO-8859-1")));
    String authHeader = "Basic " + new String(encodedAuth);
    URL spURL;
    try {
        spURL = new URL(spEndpoint);
        HttpClient httpClient = APIUtil.getHttpClient(spURL.getPort(), spURL.getProtocol());
        HttpPost httpPost = new HttpPost(spEndpoint);
        httpPost.setHeader(HttpHeaders.AUTHORIZATION, authHeader);
        JSONObject obj = new JSONObject();
        obj.put("appName", appName);
        obj.put("query", query);
        if (log.isDebugEnabled()) {
            log.debug("Request from SP: " + obj.toJSONString());
        }
        StringEntity requestEntity = new StringEntity(obj.toJSONString(), ContentType.APPLICATION_JSON);
        httpPost.setEntity(requestEntity);
        HttpResponse response;
        try {
            response = httpClient.execute(httpPost);
            HttpEntity entity = response.getEntity();
            if (response.getStatusLine().getStatusCode() != HttpStatus.SC_OK) {
                String error = "Error while invoking SP rest api :  " + response.getStatusLine().getStatusCode() + " " + response.getStatusLine().getReasonPhrase();
                log.error(error);
                throw new APIManagementException(error);
            }
            String responseStr = EntityUtils.toString(entity);
            if (log.isDebugEnabled()) {
                log.debug("Response from SP: " + responseStr);
            }
            JSONParser parser = new JSONParser();
            return (JSONObject) parser.parse(responseStr);
        } catch (ClientProtocolException e) {
            handleException("Error while connecting to the server ", e);
        } catch (IOException e) {
            handleException("Error while connecting to the server ", e);
        } catch (ParseException e) {
            handleException("Error while parsing the response ", e);
        } finally {
            httpPost.reset();
        }
    } catch (MalformedURLException e) {
        handleException("Error while parsing the stream processor url", e);
    }
    return null;
}

Example 88 with ParseException

use of org.json.simple.parser.ParseException in project carbon-apimgt by wso2.

the class RegistryPersistenceUtil method getAPI.

/**
 * This Method is different from getAPI method, as this one returns
 * URLTemplates without aggregating duplicates. This is to be used for building synapse config.
 *
 * @param artifact
 * @param registry
 * @return API
 * @throws org.wso2.carbon.apimgt.api.APIManagementException
 */
public static API getAPI(GovernanceArtifact artifact, Registry registry) throws APIManagementException {
    API api;
    try {
        String providerName = artifact.getAttribute(APIConstants.API_OVERVIEW_PROVIDER);
        String apiName = artifact.getAttribute(APIConstants.API_OVERVIEW_NAME);
        String apiVersion = artifact.getAttribute(APIConstants.API_OVERVIEW_VERSION);
        APIIdentifier apiIdentifier = new APIIdentifier(providerName, apiName, apiVersion, artifact.getId());
        api = new API(apiIdentifier);
        // set uuid
        api.setUuid(artifact.getId());
        // set rating
        String artifactPath = GovernanceUtils.getArtifactPath(registry, artifact.getId());
        // String artifactPath = APIConstants.API_ROOT_LOCATION + RegistryConstants.PATH_SEPARATOR
        // + RegistryPersistenceUtil.replaceEmailDomain(api.getId().getProviderName())
        // + RegistryConstants.PATH_SEPARATOR + api.getId().getName() + RegistryConstants.PATH_SEPARATOR
        // + api.getId().getVersion() + RegistryConstants.PATH_SEPARATOR + APIConstants.API_KEY;
        Resource apiResource = registry.get(artifactPath);
        api = setResourceProperties(api, apiResource, artifactPath);
        // set description
        api.setDescription(artifact.getAttribute(APIConstants.API_OVERVIEW_DESCRIPTION));
        // set url
        api.setStatus(getLcStateFromArtifact(artifact));
        api.setThumbnailUrl(artifact.getAttribute(APIConstants.API_OVERVIEW_THUMBNAIL_URL));
        api.setWsdlUrl(artifact.getAttribute(APIConstants.API_OVERVIEW_WSDL));
        api.setWadlUrl(artifact.getAttribute(APIConstants.API_OVERVIEW_WADL));
        api.setTechnicalOwner(artifact.getAttribute(APIConstants.API_OVERVIEW_TEC_OWNER));
        api.setTechnicalOwnerEmail(artifact.getAttribute(APIConstants.API_OVERVIEW_TEC_OWNER_EMAIL));
        api.setBusinessOwner(artifact.getAttribute(APIConstants.API_OVERVIEW_BUSS_OWNER));
        api.setBusinessOwnerEmail(artifact.getAttribute(APIConstants.API_OVERVIEW_BUSS_OWNER_EMAIL));
        api.setVisibility(artifact.getAttribute(APIConstants.API_OVERVIEW_VISIBILITY));
        api.setVisibleRoles(artifact.getAttribute(APIConstants.API_OVERVIEW_VISIBLE_ROLES));
        api.setVisibleTenants(artifact.getAttribute(APIConstants.API_OVERVIEW_VISIBLE_TENANTS));
        api.setEndpointSecured(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_ENDPOINT_SECURED)));
        api.setEndpointAuthDigest(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_ENDPOINT_AUTH_DIGEST)));
        api.setEndpointUTUsername(artifact.getAttribute(APIConstants.API_OVERVIEW_ENDPOINT_USERNAME));
        if (!((APIConstants.DEFAULT_MODIFIED_ENDPOINT_PASSWORD).equals(artifact.getAttribute(APIConstants.API_OVERVIEW_ENDPOINT_PASSWORD)))) {
            api.setEndpointUTPassword(artifact.getAttribute(APIConstants.API_OVERVIEW_ENDPOINT_PASSWORD));
        } else {
            // If APIEndpointPasswordRegistryHandler is enabled take password from the registry hidden property
            api.setEndpointUTPassword(apiResource.getProperty(APIConstants.REGISTRY_HIDDEN_ENDPOINT_PROPERTY));
        }
        api.setTransports(artifact.getAttribute(APIConstants.API_OVERVIEW_TRANSPORTS));
        api.setInSequence(artifact.getAttribute(APIConstants.API_OVERVIEW_INSEQUENCE));
        api.setOutSequence(artifact.getAttribute(APIConstants.API_OVERVIEW_OUTSEQUENCE));
        api.setFaultSequence(artifact.getAttribute(APIConstants.API_OVERVIEW_FAULTSEQUENCE));
        api.setResponseCache(artifact.getAttribute(APIConstants.API_OVERVIEW_RESPONSE_CACHING));
        api.setImplementation(artifact.getAttribute(APIConstants.PROTOTYPE_OVERVIEW_IMPLEMENTATION));
        api.setType(artifact.getAttribute(APIConstants.API_OVERVIEW_TYPE));
        api.setProductionMaxTps(artifact.getAttribute(APIConstants.API_PRODUCTION_THROTTLE_MAXTPS));
        api.setSandboxMaxTps(artifact.getAttribute(APIConstants.API_SANDBOX_THROTTLE_MAXTPS));
        api.setGatewayVendor(artifact.getAttribute(APIConstants.API_GATEWAY_VENDOR));
        api.setAsyncTransportProtocols(artifact.getAttribute(APIConstants.ASYNC_API_TRANSPORT_PROTOCOLS));
        int cacheTimeout = APIConstants.API_RESPONSE_CACHE_TIMEOUT;
        try {
            String strCacheTimeout = artifact.getAttribute(APIConstants.API_OVERVIEW_CACHE_TIMEOUT);
            if (strCacheTimeout != null && !strCacheTimeout.isEmpty()) {
                cacheTimeout = Integer.parseInt(strCacheTimeout);
            }
        } catch (NumberFormatException e) {
            if (log.isWarnEnabled()) {
                log.warn("Error while retrieving cache timeout from the registry for " + apiIdentifier);
            }
        // ignore the exception and use default cache timeout value
        }
        api.setCacheTimeout(cacheTimeout);
        api.setEndpointConfig(artifact.getAttribute(APIConstants.API_OVERVIEW_ENDPOINT_CONFIG));
        api.setRedirectURL(artifact.getAttribute(APIConstants.API_OVERVIEW_REDIRECT_URL));
        api.setApiExternalProductionEndpoint(artifact.getAttribute(APIConstants.API_OVERVIEW_EXTERNAL_PRODUCTION_ENDPOINT));
        api.setApiExternalSandboxEndpoint(artifact.getAttribute(APIConstants.API_OVERVIEW_EXTERNAL_SANDBOX_ENDPOINT));
        api.setAdvertiseOnlyAPIVendor(artifact.getAttribute(APIConstants.API_OVERVIEW_ADVERTISE_ONLY_API_VENDOR));
        api.setApiOwner(artifact.getAttribute(APIConstants.API_OVERVIEW_OWNER));
        api.setAdvertiseOnly(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_ADVERTISE_ONLY)));
        api.setType(artifact.getAttribute(APIConstants.API_OVERVIEW_TYPE));
        api.setSubscriptionAvailability(artifact.getAttribute(APIConstants.API_OVERVIEW_SUBSCRIPTION_AVAILABILITY));
        api.setSubscriptionAvailableTenants(artifact.getAttribute(APIConstants.API_OVERVIEW_SUBSCRIPTION_AVAILABLE_TENANTS));
        String tenantDomainName = MultitenantUtils.getTenantDomain(replaceEmailDomainBack(providerName));
        int tenantId = ServiceReferenceHolder.getInstance().getRealmService().getTenantManager().getTenantId(tenantDomainName);
        String tiers = artifact.getAttribute(APIConstants.API_OVERVIEW_TIER);
        Set<Tier> availableTiers = new HashSet<Tier>();
        if (tiers != null) {
            String[] tiersArray = tiers.split("\\|\\|");
            for (String tierName : tiersArray) {
                availableTiers.add(new Tier(tierName));
            }
        }
        api.setAvailableTiers(availableTiers);
        // This contains the resolved context
        api.setContext(artifact.getAttribute(APIConstants.API_OVERVIEW_CONTEXT));
        // We set the context template here
        api.setContextTemplate(artifact.getAttribute(APIConstants.API_OVERVIEW_CONTEXT_TEMPLATE));
        api.setLatest(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_IS_LATEST)));
        api.setEnableSchemaValidation(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_ENABLE_JSON_SCHEMA)));
        api.setEnableStore(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_ENABLE_STORE)));
        api.setTestKey(artifact.getAttribute(APIConstants.API_OVERVIEW_TESTKEY));
        Set<String> tags = new HashSet<String>();
        Tag[] tag = registry.getTags(artifactPath);
        for (Tag tag1 : tag) {
            tags.add(tag1.getTagName());
        }
        api.setTags(tags);
        api.setLastUpdated(apiResource.getLastModified());
        api.setCreatedTime(String.valueOf(apiResource.getCreatedTime().getTime()));
        api.setImplementation(artifact.getAttribute(APIConstants.PROTOTYPE_OVERVIEW_IMPLEMENTATION));
        api.setEnvironments(getEnvironments(artifact.getAttribute(APIConstants.API_OVERVIEW_ENVIRONMENTS)));
        api.setCorsConfiguration(getCorsConfigurationFromArtifact(artifact));
        api.setWebsubSubscriptionConfiguration(getWebsubSubscriptionConfigurationFromArtifact(artifact));
        api.setAuthorizationHeader(artifact.getAttribute(APIConstants.API_OVERVIEW_AUTHORIZATION_HEADER));
        api.setApiSecurity(artifact.getAttribute(APIConstants.API_OVERVIEW_API_SECURITY));
        // set data and status related to monetization
        api.setMonetizationEnabled(Boolean.parseBoolean(artifact.getAttribute(APIConstants.Monetization.API_MONETIZATION_STATUS)));
        String monetizationInfo = artifact.getAttribute(APIConstants.Monetization.API_MONETIZATION_PROPERTIES);
        api.setWsUriMapping(getWsUriMappingFromArtifact(artifact));
        api.setAudience(artifact.getAttribute(APIConstants.API_OVERVIEW_AUDIENCE));
        api.setVersionTimestamp(artifact.getAttribute(APIConstants.API_OVERVIEW_VERSION_TIMESTAMP));
        // set selected clusters which API needs to be deployed
        String deployments = artifact.getAttribute(APIConstants.API_OVERVIEW_DEPLOYMENTS);
        if (StringUtils.isNotBlank(monetizationInfo)) {
            JSONParser parser = new JSONParser();
            JSONObject jsonObj = (JSONObject) parser.parse(monetizationInfo);
            api.setMonetizationProperties(jsonObj);
        }
        api.setApiCategories(getAPICategoriesFromAPIGovernanceArtifact(artifact, tenantId));
        // get endpoint config string from artifact, parse it as a json and set the environment list configured with
        // non empty URLs to API object
        String keyManagers = artifact.getAttribute(APIConstants.API_OVERVIEW_KEY_MANAGERS);
        if (StringUtils.isNotEmpty(keyManagers)) {
            api.setKeyManagers(new Gson().fromJson(keyManagers, List.class));
        } else {
            api.setKeyManagers(Arrays.asList(APIConstants.API_LEVEL_ALL_KEY_MANAGERS));
        }
        try {
            api.setEnvironmentList(extractEnvironmentListForAPI(artifact.getAttribute(APIConstants.API_OVERVIEW_ENDPOINT_CONFIG)));
        } catch (ParseException e) {
            String msg = "Failed to parse endpoint config JSON of API: " + apiName + " " + apiVersion;
            log.error(msg, e);
            throw new APIManagementException(msg, e);
        } catch (ClassCastException e) {
            String msg = "Invalid endpoint config JSON found in API: " + apiName + " " + apiVersion;
            log.error(msg, e);
            throw new APIManagementException(msg, e);
        }
    } catch (GovernanceException e) {
        String msg = "Failed to get API for artifact ";
        throw new APIManagementException(msg, e);
    } catch (RegistryException e) {
        String msg = "Failed to get LastAccess time or Rating";
        throw new APIManagementException(msg, e);
    } catch (UserStoreException e) {
        String msg = "Failed to get User Realm of API Provider";
        throw new APIManagementException(msg, e);
    } catch (ParseException e) {
        String msg = "Failed to get parse monetization information.";
        throw new APIManagementException(msg, e);
    }
    return api;
}

Example 89 with ParseException

use of org.json.simple.parser.ParseException in project carbon-apimgt by wso2.

the class RegistryPersistenceUtil method getAPIProduct.

/**
 * Retrieves api product artifact from registry
 *
 * @param artifact
 * @param registry
 * @return APIProduct
 * @throws org.wso2.carbon.apimgt.api.APIManagementException
 */
public static APIProduct getAPIProduct(GovernanceArtifact artifact, Registry registry) throws APIManagementException {
    APIProduct apiProduct;
    try {
        String artifactPath = GovernanceUtils.getArtifactPath(registry, artifact.getId());
        String providerName = artifact.getAttribute(APIConstants.API_OVERVIEW_PROVIDER);
        String productName = artifact.getAttribute(APIConstants.API_OVERVIEW_NAME);
        String productVersion = artifact.getAttribute(APIConstants.API_OVERVIEW_VERSION);
        APIProductIdentifier apiProductIdentifier = new APIProductIdentifier(providerName, productName, productVersion);
        apiProduct = new APIProduct(apiProductIdentifier);
        setResourceProperties(apiProduct, registry, artifactPath);
        // set uuid
        apiProduct.setUuid(artifact.getId());
        apiProduct.setContext(artifact.getAttribute(APIConstants.API_OVERVIEW_CONTEXT));
        apiProduct.setDescription(artifact.getAttribute(APIConstants.API_OVERVIEW_DESCRIPTION));
        apiProduct.setState(getLcStateFromArtifact(artifact));
        apiProduct.setThumbnailUrl(artifact.getAttribute(APIConstants.API_OVERVIEW_THUMBNAIL_URL));
        apiProduct.setVisibility(artifact.getAttribute(APIConstants.API_OVERVIEW_VISIBILITY));
        apiProduct.setVisibleRoles(artifact.getAttribute(APIConstants.API_OVERVIEW_VISIBLE_ROLES));
        apiProduct.setVisibleTenants(artifact.getAttribute(APIConstants.API_OVERVIEW_VISIBLE_TENANTS));
        apiProduct.setBusinessOwner(artifact.getAttribute(APIConstants.API_OVERVIEW_BUSS_OWNER));
        apiProduct.setBusinessOwnerEmail(artifact.getAttribute(APIConstants.API_OVERVIEW_BUSS_OWNER_EMAIL));
        apiProduct.setTechnicalOwner(artifact.getAttribute(APIConstants.API_OVERVIEW_TEC_OWNER));
        apiProduct.setTechnicalOwnerEmail(artifact.getAttribute(APIConstants.API_OVERVIEW_TEC_OWNER_EMAIL));
        apiProduct.setSubscriptionAvailability(artifact.getAttribute(APIConstants.API_OVERVIEW_SUBSCRIPTION_AVAILABILITY));
        apiProduct.setSubscriptionAvailableTenants(artifact.getAttribute(APIConstants.API_OVERVIEW_SUBSCRIPTION_AVAILABLE_TENANTS));
        apiProduct.setEnvironments(getEnvironments(artifact.getAttribute(APIConstants.API_OVERVIEW_ENVIRONMENTS)));
        apiProduct.setTransports(artifact.getAttribute(APIConstants.API_OVERVIEW_TRANSPORTS));
        apiProduct.setApiSecurity(artifact.getAttribute(APIConstants.API_OVERVIEW_API_SECURITY));
        apiProduct.setAuthorizationHeader(artifact.getAttribute(APIConstants.API_OVERVIEW_AUTHORIZATION_HEADER));
        apiProduct.setCorsConfiguration(getCorsConfigurationFromArtifact(artifact));
        apiProduct.setCreatedTime(registry.get(artifactPath).getCreatedTime());
        apiProduct.setLastUpdated(registry.get(artifactPath).getLastModified());
        apiProduct.setType(artifact.getAttribute(APIConstants.API_OVERVIEW_TYPE));
        apiProduct.setGatewayVendor(artifact.getAttribute(APIConstants.API_GATEWAY_VENDOR));
        String tenantDomainName = MultitenantUtils.getTenantDomain(replaceEmailDomainBack(providerName));
        apiProduct.setTenantDomain(tenantDomainName);
        int tenantId = ServiceReferenceHolder.getInstance().getRealmService().getTenantManager().getTenantId(tenantDomainName);
        String tiers = artifact.getAttribute(APIConstants.API_OVERVIEW_TIER);
        Set<Tier> availableTiers = new HashSet<Tier>();
        if (tiers != null) {
            String[] tiersArray = tiers.split("\\|\\|");
            for (String tierName : tiersArray) {
                availableTiers.add(new Tier(tierName));
            }
        }
        apiProduct.setAvailableTiers(availableTiers);
        // We set the context template here
        apiProduct.setContextTemplate(artifact.getAttribute(APIConstants.API_OVERVIEW_CONTEXT_TEMPLATE));
        apiProduct.setEnableSchemaValidation(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_ENABLE_JSON_SCHEMA)));
        apiProduct.setEnableStore(Boolean.parseBoolean(artifact.getAttribute(APIConstants.API_OVERVIEW_ENABLE_STORE)));
        apiProduct.setTestKey(artifact.getAttribute(APIConstants.API_OVERVIEW_TESTKEY));
        apiProduct.setResponseCache(artifact.getAttribute(APIConstants.API_OVERVIEW_RESPONSE_CACHING));
        int cacheTimeout = APIConstants.API_RESPONSE_CACHE_TIMEOUT;
        try {
            cacheTimeout = Integer.parseInt(artifact.getAttribute(APIConstants.API_OVERVIEW_CACHE_TIMEOUT));
        } catch (NumberFormatException e) {
            if (log.isDebugEnabled()) {
                log.debug("Error in converting cache time out due to " + e.getMessage());
            }
        }
        apiProduct.setCacheTimeout(cacheTimeout);
        Set<String> tags = new HashSet<String>();
        Tag[] tag = registry.getTags(artifactPath);
        for (Tag tag1 : tag) {
            tags.add(tag1.getTagName());
        }
        apiProduct.addTags(tags);
        /*
            

            */
        // set data and status related to monetization
        apiProduct.setMonetizationStatus(Boolean.parseBoolean(artifact.getAttribute(APIConstants.Monetization.API_MONETIZATION_STATUS)));
        String monetizationInfo = artifact.getAttribute(APIConstants.Monetization.API_MONETIZATION_PROPERTIES);
        if (StringUtils.isNotBlank(monetizationInfo)) {
            JSONParser parser = new JSONParser();
            JSONObject jsonObj = (JSONObject) parser.parse(monetizationInfo);
            apiProduct.setMonetizationProperties(jsonObj);
        }
        apiProduct.setApiCategories(getAPICategoriesFromAPIGovernanceArtifact(artifact, tenantId));
    } catch (GovernanceException e) {
        String msg = "Failed to get API Product for artifact ";
        throw new APIManagementException(msg, e);
    } catch (RegistryException e) {
        String msg = "Failed to get LastAccess time or Rating";
        throw new APIManagementException(msg, e);
    } catch (UserStoreException e) {
        String msg = "Failed to get User Realm of API Product Provider";
        throw new APIManagementException(msg, e);
    } catch (ParseException e) {
        String msg = "Failed to get parse monetization information.";
        throw new APIManagementException(msg, e);
    }
    return apiProduct;
}

Example 90 with ParseException

use of org.json.simple.parser.ParseException in project carbon-apimgt by wso2.

the class KeyTemplateRetriever method retrieveKeyTemplateData.

/**
 * This method will retrieve KeyTemplates
 *
 * @return String object array which contains Blocking conditions.
 */
private String[] retrieveKeyTemplateData() {
    try {
        String url = getEventHubConfiguration().getServiceUrl().concat(APIConstants.INTERNAL_WEB_APP_EP).concat("/keyTemplates");
        byte[] credentials = Base64.encodeBase64((getEventHubConfiguration().getUsername() + ":" + getEventHubConfiguration().getPassword()).getBytes(StandardCharsets.UTF_8));
        HttpGet method = new HttpGet(url);
        method.setHeader("Authorization", "Basic " + new String(credentials, StandardCharsets.UTF_8));
        URL keyMgtURL = new URL(url);
        int keyMgtPort = keyMgtURL.getPort();
        String keyMgtProtocol = keyMgtURL.getProtocol();
        HttpClient httpClient = APIUtil.getHttpClient(keyMgtPort, keyMgtProtocol);
        HttpResponse httpResponse = null;
        int retryCount = 0;
        boolean retry = true;
        do {
            try {
                httpResponse = httpClient.execute(method);
                if (httpResponse.getStatusLine().getStatusCode() == 200) {
                    retry = false;
                }
            } catch (IOException ex) {
                if (retryCount >= keyTemplateRetrievalRetries) {
                    throw ex;
                } else {
                    log.warn("Failed retrieving throttling data from remote endpoint: " + ex.getMessage() + ". Retrying after " + keyTemplateRetrievalTimeoutInSeconds + " seconds...");
                }
            }
            if (retry) {
                if (retryCount < keyTemplateRetrievalRetries) {
                    log.warn("Failed retrieving throttling data from remote endpoint. Retrying after " + keyTemplateRetrievalTimeoutInSeconds + " seconds...");
                    Thread.sleep(keyTemplateRetrievalTimeoutInSeconds * 1000);
                } else {
                    retry = false;
                }
                retryCount++;
            }
        } while (retry);
        String responseString = EntityUtils.toString(httpResponse.getEntity(), "UTF-8");
        if (responseString != null && !responseString.isEmpty()) {
            Object jsonObject = new JSONParser().parse(responseString);
            if (jsonObject instanceof JSONArray) {
                JSONArray jsonArray = (JSONArray) new JSONParser().parse(responseString);
                return (String[]) jsonArray.toArray(new String[jsonArray.size()]);
            } else {
                log.error("Invalid throttling data response: " + responseString);
            }
        }
    } catch (IOException | InterruptedException | ParseException e) {
        log.error("Exception when retrieving throttling data from remote endpoint ", e);
    }
    return null;
}