@Override
  public String reserveVirtualMachine(
      VMEntityVO vmEntityVO, String plannerToUse, DeploymentPlan planToDeploy, ExcludeList exclude)
      throws InsufficientCapacityException, ResourceUnavailableException {

    // call planner and get the deployDestination.
    // load vm instance and offerings and call virtualMachineManagerImpl
    // FIXME: profile should work on VirtualMachineEntity
    VMInstanceVO vm = _vmDao.findByUuid(vmEntityVO.getUuid());
    VirtualMachineProfileImpl<VMInstanceVO> vmProfile =
        new VirtualMachineProfileImpl<VMInstanceVO>(vm);
    DataCenterDeployment plan =
        new DataCenterDeployment(
            vm.getDataCenterId(), vm.getPodIdToDeployIn(), null, null, null, null);
    if (planToDeploy != null && planToDeploy.getDataCenterId() != 0) {
      plan =
          new DataCenterDeployment(
              planToDeploy.getDataCenterId(),
              planToDeploy.getPodId(),
              planToDeploy.getClusterId(),
              planToDeploy.getHostId(),
              planToDeploy.getPoolId(),
              planToDeploy.getPhysicalNetworkId());
    }

    List<VolumeVO> vols = _volsDao.findReadyRootVolumesByInstance(vm.getId());
    if (!vols.isEmpty()) {
      VolumeVO vol = vols.get(0);
      StoragePoolVO pool = _storagePoolDao.findById(vol.getPoolId());
      if (!pool.isInMaintenance()) {
        long rootVolDcId = pool.getDataCenterId();
        Long rootVolPodId = pool.getPodId();
        Long rootVolClusterId = pool.getClusterId();
        if (planToDeploy != null && planToDeploy.getDataCenterId() != 0) {
          Long clusterIdSpecified = planToDeploy.getClusterId();
          if (clusterIdSpecified != null && rootVolClusterId != null) {
            if (rootVolClusterId.longValue() != clusterIdSpecified.longValue()) {
              // cannot satisfy the plan passed in to the
              // planner
              throw new ResourceUnavailableException(
                  "Root volume is ready in different cluster, Deployment plan provided cannot be satisfied, unable to create a deployment for "
                      + vm,
                  Cluster.class,
                  clusterIdSpecified);
            }
          }
          plan =
              new DataCenterDeployment(
                  planToDeploy.getDataCenterId(),
                  planToDeploy.getPodId(),
                  planToDeploy.getClusterId(),
                  planToDeploy.getHostId(),
                  vol.getPoolId(),
                  null,
                  null);
        } else {
          plan =
              new DataCenterDeployment(
                  rootVolDcId, rootVolPodId, rootVolClusterId, null, vol.getPoolId(), null, null);
        }
      }
    }

    DeploymentPlanner planner = ComponentContext.getComponent(plannerToUse);
    DeployDestination dest = null;

    if (planner.canHandle(vmProfile, plan, exclude)) {
      dest = planner.plan(vmProfile, plan, exclude);
    }

    if (dest != null) {
      // save destination with VMEntityVO
      VMReservationVO vmReservation =
          new VMReservationVO(
              vm.getId(),
              dest.getDataCenter().getId(),
              dest.getPod().getId(),
              dest.getCluster().getId(),
              dest.getHost().getId());
      Map<Long, Long> volumeReservationMap = new HashMap<Long, Long>();
      for (Volume vo : dest.getStorageForDisks().keySet()) {
        volumeReservationMap.put(vo.getId(), dest.getStorageForDisks().get(vo).getId());
      }
      vmReservation.setVolumeReservation(volumeReservationMap);

      vmEntityVO.setVmReservation(vmReservation);
      _vmEntityDao.persist(vmEntityVO);

      return vmReservation.getUuid();
    } else {
      throw new InsufficientServerCapacityException(
          "Unable to create a deployment for " + vmProfile,
          DataCenter.class,
          plan.getDataCenterId());
    }
  }
 @Override
 public VMEntityVO loadVirtualMachine(String vmId) {
   // TODO Auto-generated method stub
   return _vmEntityDao.findByUuid(vmId);
 }
 @Override
 public void saveVirtualMachine(VMEntityVO entity) {
   _vmEntityDao.persist(entity);
 }