presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/cache/CachingHiveMetastore.java/CachingHiveMetastore/getAll
class CachingHiveMetastore:    private static <K, V> Map<K, V> getAll(LoadingCache<K, V> cache, Iterable<K> keys)
    {
        try {
            return cache.getAll(keys);
        }
        catch (ExecutionException | UncheckedExecutionException e) {
            throwIfInstanceOf(e.getCause(), PrestoException.class);
            throwIfUnchecked(e);
            throw new UncheckedExecutionException(e);
        }
    }