Examples with AccessTokenGenerator org.wso2.carbon.apimgt.impl.recommendationmgt.AccessTokenGenerator used on opensource projects

Example 1 with AccessTokenGenerator

use of org.wso2.carbon.apimgt.impl.recommendationmgt.AccessTokenGenerator in project carbon-apimgt by wso2.

the class RecommenderDetailsExtractor method getRecommendations.

public String getRecommendations(String userName, String tenantDomain) {
    String recommendationEndpointURL = recommendationEnvironment.getRecommendationServerURL() + APIConstants.RECOMMENDATIONS_GET_RESOURCE;
    AccessTokenGenerator accessTokenGenerator = ServiceReferenceHolder.getInstance().getAccessTokenGenerator();
    try {
        String userID = apiMgtDAO.getUserID(userName);
        URL serverURL = new URL(recommendationEndpointURL);
        int serverPort = serverURL.getPort();
        String serverProtocol = serverURL.getProtocol();
        HttpGet method = new HttpGet(recommendationEndpointURL);
        HttpClient httpClient = APIUtil.getHttpClient(serverPort, serverProtocol);
        if (recommendationEnvironment.getOauthURL() != null) {
            String accessToken = accessTokenGenerator.getAccessToken();
            method.setHeader(APIConstants.AUTHORIZATION_HEADER_DEFAULT, APIConstants.AUTHORIZATION_BEARER + accessToken);
        } else {
            byte[] credentials = org.apache.commons.codec.binary.Base64.encodeBase64((recommendationEnvironment.getUserName() + ":" + recommendationEnvironment.getPassword()).getBytes(StandardCharsets.UTF_8));
            method.setHeader(APIConstants.AUTHORIZATION_HEADER_DEFAULT, APIConstants.AUTHORIZATION_BASIC + new String(credentials, StandardCharsets.UTF_8));
        }
        method.setHeader(APIConstants.RECOMMENDATIONS_USER_HEADER, userID);
        method.setHeader(APIConstants.RECOMMENDATIONS_ACCOUNT_HEADER, tenantDomain);
        HttpResponse httpResponse = httpClient.execute(method);
        if (httpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
            log.info("Recommendations received for the user " + userName + " from recommendations server");
            String contentString = EntityUtils.toString(httpResponse.getEntity());
            if (log.isDebugEnabled()) {
                log.debug("Recommendations received for user " + userName + " is " + contentString);
            }
            return contentString;
        } else if (httpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_UNAUTHORIZED && accessTokenGenerator != null) {
            log.warn("Error getting recommendations from server. Invalid credentials used");
            accessTokenGenerator.removeInvalidToken(new String[] { APIConstants.OAUTH2_DEFAULT_SCOPE });
        } else {
            log.warn("Error getting recommendations from server. Server responded with " + httpResponse.getStatusLine().getStatusCode());
        }
    } catch (IOException e) {
        log.error("Connection failure for the recommendation engine", e);
    } catch (APIManagementException e) {
        log.error("Error while getting recommendations for user " + userName, e);
    }
    return null;
}

Example 2 with AccessTokenGenerator

use of org.wso2.carbon.apimgt.impl.recommendationmgt.AccessTokenGenerator in project carbon-apimgt by wso2.

the class APIManagerComponent method setupAccessTokenGenerator.

private void setupAccessTokenGenerator() {
    RecommendationEnvironment recommendationEnvironment = ServiceReferenceHolder.getInstance().getAPIManagerConfigurationService().getAPIManagerConfiguration().getApiRecommendationEnvironment();
    if (recommendationEnvironment != null && recommendationEnvironment.getOauthURL() != null) {
        AccessTokenGenerator accessTokenGenerator = new AccessTokenGenerator(recommendationEnvironment.getOauthURL(), recommendationEnvironment.getConsumerKey(), recommendationEnvironment.getConsumerSecret());
        ServiceReferenceHolder.getInstance().setAccessTokenGenerator(accessTokenGenerator);
    }
}

Example 3 with AccessTokenGenerator

use of org.wso2.carbon.apimgt.impl.recommendationmgt.AccessTokenGenerator in project carbon-apimgt by wso2.

the class ExtendedHTTPEventAdapter method init.

@Override
public void init() throws OutputEventAdapterException {
    tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
    // ExecutorService will be assigned  if it is null
    if (executorService == null) {
        int minThread;
        int maxThread;
        long defaultKeepAliveTime;
        int jobQueSize;
        // If global properties are available those will be assigned else constant values will be assigned
        if (globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_MIN_THREAD_POOL_SIZE_NAME) != null) {
            minThread = Integer.parseInt(globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_MIN_THREAD_POOL_SIZE_NAME));
        } else {
            minThread = ExtendedHTTPEventAdapterConstants.ADAPTER_MIN_THREAD_POOL_SIZE;
        }
        if (globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_MAX_THREAD_POOL_SIZE_NAME) != null) {
            maxThread = Integer.parseInt(globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_MAX_THREAD_POOL_SIZE_NAME));
        } else {
            maxThread = ExtendedHTTPEventAdapterConstants.ADAPTER_MAX_THREAD_POOL_SIZE;
        }
        if (globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_KEEP_ALIVE_TIME_NAME) != null) {
            defaultKeepAliveTime = Integer.parseInt(globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_KEEP_ALIVE_TIME_NAME));
        } else {
            defaultKeepAliveTime = ExtendedHTTPEventAdapterConstants.DEFAULT_KEEP_ALIVE_TIME_IN_MILLIS;
        }
        if (globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_EXECUTOR_JOB_QUEUE_SIZE_NAME) != null) {
            jobQueSize = Integer.parseInt(globalProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_EXECUTOR_JOB_QUEUE_SIZE_NAME));
        } else {
            jobQueSize = ExtendedHTTPEventAdapterConstants.ADAPTER_EXECUTOR_JOB_QUEUE_SIZE;
        }
        executorService = new ThreadPoolExecutor(minThread, maxThread, defaultKeepAliveTime, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>(jobQueSize));
        // configurations for the httpConnectionManager which will be shared by every http adapter
        int defaultMaxConnectionsPerHost;
        int maxTotalConnections;
        if (globalProperties.get(ExtendedHTTPEventAdapterConstants.DEFAULT_MAX_CONNECTIONS_PER_HOST) != null) {
            defaultMaxConnectionsPerHost = Integer.parseInt(globalProperties.get(ExtendedHTTPEventAdapterConstants.DEFAULT_MAX_CONNECTIONS_PER_HOST));
        } else {
            defaultMaxConnectionsPerHost = ExtendedHTTPEventAdapterConstants.DEFAULT_DEFAULT_MAX_CONNECTIONS_PER_HOST;
        }
        if (globalProperties.get(ExtendedHTTPEventAdapterConstants.MAX_TOTAL_CONNECTIONS) != null) {
            maxTotalConnections = Integer.parseInt(globalProperties.get(ExtendedHTTPEventAdapterConstants.MAX_TOTAL_CONNECTIONS));
        } else {
            maxTotalConnections = ExtendedHTTPEventAdapterConstants.DEFAULT_MAX_TOTAL_CONNECTIONS;
        }
        connectionManager = new MultiThreadedHttpConnectionManager();
        connectionManager.getParams().setDefaultMaxConnectionsPerHost(defaultMaxConnectionsPerHost);
        connectionManager.getParams().setMaxTotalConnections(maxTotalConnections);
        Map<String, String> staticProperties = eventAdapterConfiguration.getStaticProperties();
        if (staticProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_OAUTH_CONSUMER_KEY) != null) {
            accessTokenGenerator = new AccessTokenGenerator(staticProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_OAUTH_URL), staticProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_OAUTH_CONSUMER_KEY), staticProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_OAUTH_CONSUMER_SECRET));
            this.oauthURL = staticProperties.get(ExtendedHTTPEventAdapterConstants.ADAPTER_OAUTH_URL);
        }
    }
}