Examples with LoadingCache com.github.benmanes.caffeine.cache.LoadingCache used on opensource projects

Example 1 with LoadingCache

use of com.github.benmanes.caffeine.cache.LoadingCache in project LanternServer by LanternPowered.

the class LanternContextCalculator method buildAddressCache.

private LoadingCache<RemoteSource, Set<Context>> buildAddressCache(final String contextKey, final Function<RemoteSource, InetAddress> function) {
    return Caffeine.newBuilder().weakKeys().build(key -> {
        final ImmutableSet.Builder<Context> builder = ImmutableSet.builder();
        final InetAddress address = checkNotNull(function.apply(key), "address");
        builder.add(new Context(contextKey, address.getHostAddress()));
        for (String set : Maps.filterValues(Lantern.getGame().getGlobalConfig().getIpSets(), input -> input.test(address)).keySet()) {
            builder.add(new Context(contextKey, set));
        }
        return builder.build();
    });
}