no.finn.unleash.repository.ToggleCollection Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of unleash-client-java Show documentation

A client library for Unleash

There is a newer version: 4.4.1

package no.finn.unleash.repository;

import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import no.finn.unleash.FeatureToggle;

public final class ToggleCollection {
    private final Collection features;
    private final int version = 1; // required for serialization
    private final transient Map cache;

    public ToggleCollection(final Collection features) {
        this.features = ensureNotNull(features);
        this.cache = new ConcurrentHashMap<>();
        for(FeatureToggle featureToggle : this.features) {
            cache.put(featureToggle.getName(), featureToggle);
        }
    }

    private Collection ensureNotNull(Collection features) {
        if (features == null) { return Collections.emptyList(); }
        return features;
    }

    public Collection getFeatures() {
        return Collections.unmodifiableCollection(features);
    }

    public FeatureToggle getToggle(final String name) {
        return cache.get(name);
    }
}