@Override
  public Blocker block(
      TableIdentifier tableIdentifier,
      List<BlockableOperation> operations,
      Map<String, String> properties)
      throws TException {
    return getIface().block(tableIdentifier, operations, properties);
  }
{@link AmsClient} implementation using client pool.
amoro-common/src/main/java/org/apache/amoro/PooledAmsClient.java