docs: private void verifyDataCapacity(int size) {
          if (size+4 > m_dataNetwork.capacity()) {
              m_dataNetworkOrigin.discard();
              m_dataNetworkOrigin = org.voltcore.utils.DBBPool.allocateDirect(size+4);
              m_dataNetwork = m_dataNetworkOrigin.b();
              m_dataNetwork.position(4);
              m_data = m_dataNetwork.slice();
          }
      }