Example usage for com.google.common.cache LoadingCache refresh

Introduction

In this page you can find the example usage for com.google.common.cache LoadingCache refresh.

Prototype

void refresh(K key);

Source Link

Document

Loads a new value for key key , possibly asynchronously.

Usage

From source file:rickbw.incubator.cache.LoadingMultiCache.java

@Override
public void refresh(final K key) {
    final LoadingCache<K, V> cache = getCacheNonNull(key);
    cache.refresh(key);
}

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From source file:com.comcast.cdn.traffic_control.traffic_router.core.dns.ZoneManager.java

private static Runnable getMaintenanceRunnable(final LoadingCache<ZoneKey, Zone> cache,
        final ZoneCacheType type, final int refreshInterval) {
    return new Runnable() {
        public void run() {
            cache.cleanUp();//from   w w  w  . j av a  2 s . c  o m

            for (final ZoneKey zoneKey : cache.asMap().keySet()) {
                try {
                    if (signatureManager.needsRefresh(type, zoneKey, refreshInterval)) {
                        cache.refresh(zoneKey);
                    }
                } catch (RuntimeException ex) {
                    LOGGER.fatal("RuntimeException caught on " + zoneKey.getClass().getSimpleName() + " for "
                            + zoneKey.getName(), ex);
                }
            }
        }
    };
}

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From source file:ca.exprofesso.guava.jcache.GuavaCache.java

@Override
public void loadAll(final Set<? extends K> keys, final boolean replaceExistingValues,
        final CompletionListener cl) {
    checkState();//  w  w w  .java 2  s . c  o  m

    if (keys == null || cl == null) {
        throw new NullPointerException();
    }

    ExecutorService executorService = Executors.newSingleThreadExecutor();

    executorService.submit(new Runnable() {
        @Override
        public void run() {
            try {
                if (cache instanceof LoadingCache) {
                    LoadingCache<K, V> loadingCache = (LoadingCache<K, V>) cache;

                    for (K key : keys) {
                        if (!view.containsKey(key)) {
                            loadingCache.get(key);
                        } else if (replaceExistingValues) {
                            loadingCache.refresh(key);
                        }
                    }
                }
            } catch (ExecutionException e) {
                cl.onException(e);
            } finally {
                cl.onCompletion();
            }
        }
    });
}

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