docs: private void checkExportStreamMastership() {
          for (Initiator initiator : m_iv2Initiators.values()) {
              if (initiator.getPartitionId() != MpInitiator.MP_INIT_PID) {
                  SpInitiator spInitiator = (SpInitiator)initiator;
                  if (spInitiator.isLeader()) {
                      ExportManager.instance().takeMastership(spInitiator.getPartitionId());
                  }
              }
          }
      }