private static LunDisk createISCSILunDisk() {
   LunDisk disk = new LunDisk();
   LUNs lun = new LUNs();
   lun.setLUNId("lunid");
   lun.setLunType(StorageType.ISCSI);
   StorageServerConnections connection = new StorageServerConnections();
   connection.setIqn("a");
   connection.setConnection("0.0.0.0");
   connection.setPort("1234");
   ArrayList<StorageServerConnections> connections = new ArrayList<>();
   connections.add(connection);
   lun.setLunConnections(connections);
   disk.setLun(lun);
   return disk;
 }