@Override
  public CompletableFuture<Map<K, V>> getAllAsync(List<K> keys, Object... args) {
    return table.getAllAsync(keys);
  }
@param tableId The id of the table.
@param table The target table that serves the batch operations.
@param batchProvider Batch provider to create a batch instance.
@param batchTimerExecutorService Executor service for batch timer.
samza-core/src/main/java/org/apache/samza/table/batching/AsyncBatchingTable.java