Examples with SerializableOptional org.hisp.dhis.system.util.SerializableOptional used on opensource projects

Example 1 with SerializableOptional

use of org.hisp.dhis.system.util.SerializableOptional in project dhis2-core by dhis2.

the class DefaultUserSettingService method getUserSetting.

// -------------------------------------------------------------------------
// Private methods
// -------------------------------------------------------------------------
/**
 * Returns a user setting optional. If the user settings does not have a
 * value or default value, a corresponding system setting will be looked up.
 *
 * @param key the user setting key.
 * @param user an optional {@link User}.
 * @return an optional user setting value.
 */
private SerializableOptional getUserSetting(UserSettingKey key, Optional<User> user) {
    if (key == null) {
        return SerializableOptional.empty();
    }
    String username = user.isPresent() ? user.get().getUsername() : currentUserService.getCurrentUsername();
    String cacheKey = getCacheKey(key.getName(), username);
    SerializableOptional result = userSettingCache.get(cacheKey, c -> getUserSettingOptional(key, username));
    if (!result.isPresent() && NAME_SETTING_KEY_MAP.containsKey(key.getName())) {
        SettingKey settingKey = NAME_SETTING_KEY_MAP.get(key.getName());
        return SerializableOptional.of(systemSettingManager.getSystemSetting(settingKey, settingKey.getClazz()));
    } else {
        return result;
    }
}