Togglz User Feature

TogglzUserFeatureImpl.java

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.togglz.core.Feature;
import org.togglz.core.context.FeatureContext;
import org.togglz.core.manager.FeatureManager;
import org.togglz.core.repository.FeatureState;
import org.togglz.core.spi.ActivationStrategy;
import org.togglz.core.user.SimpleFeatureUser;

public enum TogglzUserFeatureImpl implements Feature {

    SOME_TOGGLE_NAME;

    private static FeatureManager featureManager;
    private static final Logger LOGGER = LoggerFactory.getLogger(TogglzUserFeatureImpl.class);

    public boolean isActive() {
        return FeatureContext.getFeatureManager().isActive(this);
    }

    /**
     * check if a toggle is active for a certain user
     * @param uCode User UCode
     * @return boolean flag
     */
    public boolean isActiveForUser(String uCode) {
        try {
            SimpleFeatureUser simpleFeatureUser = new SimpleFeatureUser(uCode);
            FeatureState featureState = FeatureContext.getFeatureManager().getFeatureState(this);

            if (featureState.isEnabled()) {

                // if no strategy is selected, the decision is simple
                String strategyId = featureState.getStrategyId();
                if (strategyId == null || strategyId.isEmpty()) {
                    return true;
                }

                // check the selected strategy
                for (ActivationStrategy strategy : FeatureContext.getFeatureManager().getActivationStrategies()) {
                    if (strategy.getId().equalsIgnoreCase(strategyId)) {
                        return strategy.isActive(featureState, simpleFeatureUser);
                    }
                }
            }
        } catch (Exception e) {
            LOGGER.error("error while checking toggle for user", e);
        }
        return false;
    }

}