code: public static Configuration asyncConfigure(Configuration conf) {
      conf.set(HBASE_CLIENT_ASYNC_CONNECTION_IMPL, BIGTABLE_HBASE_CLIENT_ASYNC_CONNECTION_CLASS);
      conf.set(HBASE_CLIENT_ASYNC_REGISTRY_IMPL, BIGTABLE_HBASE_CLIENT_ASYNC_REGISTRY_CLASS);
      return conf;
    }
docs: <p>Configuration for getting a org.apache.hadoop.hbase.client.AsyncConnection.</p>
  
  @param conf a {@link org.apache.hadoop.conf.Configuration} object to configure.
  @return the modified {@link org.apache.hadoop.conf.Configuration} object.