@Override
  public BulkFuture<Map<String, Object>> asyncGetBulk(String... keys) {
    return asyncGetBulk(Arrays.asList(keys), transcoder);
  }
Varargs wrapper for asynchronous bulk gets with the default transcoder.

@param keys one more more keys to get
@return the future values of those keys
@throws IllegalStateException in the rare circumstance where queue is too
          full to accept any more requests
src/main/java/net/spy/memcached/MemcachedClient.java