Examples with Schedule javax.ejb.Schedule used on opensource projects

Example 11 with Schedule

use of javax.ejb.Schedule in project muikku by otavanopisto.

the class ChatUserSyncScheduler method updateChatUsers.

@Schedule(second = "0", minute = "*/15", hour = "*", persistent = false)
@TransactionAttribute(TransactionAttributeType.REQUIRED)
public void updateChatUsers() {
    String enabledUsersCsv = pluginSettingsController.getPluginSetting("chat", "enabledUsers");
    if (enabledUsersCsv == null) {
        return;
    }
    List<String> enabledUsers = Arrays.asList(enabledUsersCsv.split(","));
    String openfireToken = pluginSettingsController.getPluginSetting("chat", "openfireToken");
    if (openfireToken == null) {
        logger.log(Level.INFO, "No openfire token set, skipping user sync");
        return;
    }
    String openfireUrl = pluginSettingsController.getPluginSetting("chat", "openfireUrl");
    if (openfireUrl == null) {
        logger.log(Level.INFO, "No openfire url set, skipping user sync");
        return;
    }
    String openfirePort = pluginSettingsController.getPluginSetting("chat", "openfirePort");
    if (openfirePort == null) {
        logger.log(Level.INFO, "No openfire port set, skipping user sync");
        return;
    }
    if (!StringUtils.isNumeric(openfirePort)) {
        logger.log(Level.WARNING, "Invalid openfire port, skipping user sync");
        return;
    }
    AuthenticationToken token = new AuthenticationToken(openfireToken);
    RestApiClient client = new RestApiClient(openfireUrl, Integer.parseInt(openfirePort, 10), token);
    SecureRandom random = new SecureRandom();
    for (String enabledUser : enabledUsers) {
        try {
            // Checking before creating is subject to a race condition, but in the worst case
            // the creation just fails, resulting in a log entry
            UserEntity userEntity = client.getUser(enabledUser);
            if (userEntity == null) {
                logger.log(Level.INFO, "Syncing chat user " + enabledUser);
                SchoolDataIdentifier identifier = SchoolDataIdentifier.fromId(enabledUser);
                if (identifier == null) {
                    logger.log(Level.WARNING, "Invalid user identifier " + enabledUser + ", skipping...");
                    continue;
                }
                User user = userController.findUserByIdentifier(identifier);
                if (user == null) {
                    logger.log(Level.WARNING, "No user found for identifier " + enabledUser + ", skipping...");
                    continue;
                }
                // Can't leave the password empty, so next best thing is random passwords
                // The passwords are not actually used
                byte[] passwordBytes = new byte[20];
                random.nextBytes(passwordBytes);
                String password = Base64.encodeBase64String(passwordBytes);
                userEntity = new UserEntity(enabledUser, user.getDisplayName(), "", password);
                client.createUser(userEntity);
            }
        } catch (Exception e) {
            logger.log(Level.INFO, "Exception when syncing user " + enabledUser, e);
        }
    }
}