@Override public RFuture<V> call() throws Exception { return instance.takeLastAsync(); } });
@Override public RFuture<V> call() throws Exception { return instance.takeLastAsync(); } });
@Override public RFuture<V> call() throws Exception { return instance.takeLastAsync(); } });
@Override public RFuture<V> call() throws Exception { return instance.takeLastAsync(); } });