private void handleHellmans(L2RaidBossInstance boss, int mode) {
   switch (mode) {
     case 0:
       boss.deleteMe();
       _log.info("DayNightSpawnManager: Deleting Hellman raidboss");
       break;
     case 1:
       boss.spawnMe();
       _log.info("DayNightSpawnManager: Spawning Hellman raidboss");
       break;
   }
 }
 private void handleHellmans(L2RaidBossInstance boss, int mode) {
   switch (mode) {
     case 0:
       boss.deleteMe();
       _log.info(getClass().getSimpleName() + ": Deleting Hellman raidboss");
       break;
     case 1:
       if (!boss.isVisible()) {
         boss.spawnMe();
       }
       _log.info(getClass().getSimpleName() + ": Spawning Hellman raidboss");
       break;
   }
 }