private java.util.List<SanTargetModel> ToTargetModelList(java.util.List<LunModel> source) { ObservableCollection<SanTargetModel> list = new ObservableCollection<SanTargetModel>(); for (LunModel lun : source) { for (SanTargetModel target : lun.getTargets()) { SanTargetModel item = Linq.FirstOrDefault(list, new Linq.TargetPredicate(target)); if (item == null) { item = target; list.add(item); } if (Linq.FirstOrDefault(item.getLuns(), new Linq.LunPredicate(lun)) == null) { item.getLuns().add(lun); } } } // Merge with last discovered targets list. for (SanTargetModel target : lastDiscoveredTargets) { if (Linq.FirstOrDefault(list, new Linq.TargetPredicate(target)) == null) { list.add(target); } } return list; }
public java.util.ArrayList<LunModel> getAddedLuns() { java.util.ArrayList<LunModel> luns = new java.util.ArrayList<LunModel>(); if (getIsGrouppedByTarget()) { java.util.List<SanTargetModel> items = (java.util.List<SanTargetModel>) getItems(); for (SanTargetModel item : items) { for (LunModel lun : item.getLuns()) { if (lun.getIsSelected() && !lun.getIsIncluded() && Linq.FirstOrDefault(luns, new Linq.LunPredicate(lun)) == null) { luns.add(lun); } } } } else { java.util.List<LunModel> items = (java.util.List<LunModel>) getItems(); for (LunModel lun : items) { if (lun.getIsSelected() && !lun.getIsIncluded() && Linq.FirstOrDefault(luns, new Linq.LunPredicate(lun)) == null) { luns.add(lun); } } } return luns; }
public void OnManage() { ListModel model = (ListModel) getWindow(); java.util.ArrayList<EntityModel> items = Linq.<EntityModel>Cast(model.getItems()); java.util.ArrayList<network> networks = Linq.<network>Cast(getItems()); if (getEntity() == null) { Cancel(); return; } java.util.ArrayList<VdcActionParametersBase> prms1 = new java.util.ArrayList<VdcActionParametersBase>(); for (EntityModel a : items) { boolean value = false; for (network b : networks) { if (b.getId().equals(((network) a.getEntity()).getId())) { value = true; break; } } if (a.getIsSelected() && !value) { prms1.add(new AttachNetworkToVdsGroupParameter(getEntity(), (network) a.getEntity())); } } // Call the command only if necessary (i.e. only if there are paramters): if (prms1.size() > 0) { Frontend.RunMultipleAction(VdcActionType.AttachNetworkToVdsGroup, prms1); } java.util.ArrayList<VdcActionParametersBase> prms2 = new java.util.ArrayList<VdcActionParametersBase>(); for (EntityModel a : items) { boolean value = true; for (network b : networks) { if (b.getId().equals(((network) a.getEntity()).getId())) { value = false; break; } } if (!a.getIsSelected() && !value) { prms2.add(new AttachNetworkToVdsGroupParameter(getEntity(), (network) a.getEntity())); } } // Call the command only if necessary (i.e. only if there are paramters): if (prms2.size() > 0) { Frontend.RunMultipleAction(VdcActionType.DetachNetworkToVdsGroup, prms2); } Cancel(); }
/** * Organizes items according to the current groupping flag. When new items provided takes them in * account and add to the Items collection. */ private void InitializeItems( java.util.List<LunModel> newLuns, java.util.List<SanTargetModel> newTargets) { if (getIsGrouppedByTarget()) { if (getItems() == null) { setItems(new ObservableCollection<SanTargetModel>()); } else { // Convert to list of another type as neccessary. if (TypeUtil.<LunModel>IsListOf(getItems())) { setItems(ToTargetModelList((java.util.List<LunModel>) getItems())); } } java.util.List<SanTargetModel> items = (java.util.List<SanTargetModel>) getItems(); // Add new targets. if (newTargets != null) { for (SanTargetModel newItem : newTargets) { if (Linq.FirstOrDefault(items, new Linq.TargetPredicate(newItem)) == null) { items.add(newItem); } } } // Merge luns into targets. if (newLuns != null) { MergeLunsToTargets(newLuns, items); } UpdateLoginAllAvailability(); } else { if (getItems() == null) { setItems(new ObservableCollection<LunModel>()); } else { // Convert to list of another type as neccessary. if (TypeUtil.<SanTargetModel>IsListOf(getItems())) { setItems(ToLunModelList((java.util.List<SanTargetModel>) getItems())); } } java.util.List<LunModel> items = (java.util.List<LunModel>) getItems(); // Add new LUNs. if (newLuns != null) { for (LunModel newItem : newLuns) { if (Linq.FirstOrDefault(items, new Linq.LunPredicate(newItem)) == null) { items.add(newItem); } } } } }
public void PostGetClusterNetworkList_New(java.util.ArrayList<network> network_list) { java.util.ArrayList<network> networks = new java.util.ArrayList<network>(); for (network a : network_list) { if (a.getStatus() == NetworkStatus.Operational) { networks.add(a); } } java.util.ArrayList<VmNetworkInterface> nics = Linq.<VmNetworkInterface>Cast(getItems()); int nicCount = nics.size(); String newNicName = DataProvider.GetNewNicName(nics); VmInterfaceModel model = (VmInterfaceModel) getWindow(); model.getNetwork().setItems(networks); model.getNetwork().setSelectedItem(networks.size() > 0 ? networks.get(0) : null); model .getNicType() .setItems(DataProvider.GetNicTypeList(getEntityStronglyTyped().getos(), false)); model .getNicType() .setSelectedItem(DataProvider.GetDefaultNicType(getEntityStronglyTyped().getos())); model.getName().setEntity(newNicName); model.getMAC().setIsAvailable(false); UICommand tempVar = new UICommand("OnSave", this); tempVar.setTitle("OK"); tempVar.setIsDefault(true); model.getCommands().add(tempVar); UICommand tempVar2 = new UICommand("Cancel", this); tempVar2.setTitle("Cancel"); tempVar2.setIsCancel(true); model.getCommands().add(tempVar2); }
private void MergeLunsToTargets( java.util.List<LunModel> newLuns, java.util.List<SanTargetModel> targets) { for (LunModel lun : newLuns) { for (SanTargetModel target : lun.getTargets()) { SanTargetModel item = Linq.FirstOrDefault(targets, new Linq.TargetPredicate(target)); if (item == null) { item = target; targets.add(item); } if (Linq.FirstOrDefault(item.getLuns(), new Linq.LunPredicate(lun)) == null) { item.getLuns().add(lun); } } } }
public void AddHost() { HostModel model = new HostModel(); setWindow(model); model.setTitle("New Host"); model.setHashName("new_host"); model.getPort().setEntity(54321); model.getOverrideIpTables().setEntity(true); model.getCluster().setSelectedItem(getEntity()); model.getCluster().setIsChangable(false); java.util.ArrayList<storage_pool> dataCenters = DataProvider.GetDataCenterList(); model.getDataCenter().setItems(dataCenters); if (getEntity().getstorage_pool_id() != null) { model .getDataCenter() .setSelectedItem( Linq.FirstOrDefault( dataCenters, new Linq.DataCenterPredicate((Guid) getEntity().getstorage_pool_id()))); } model.getDataCenter().setIsChangable(false); UICommand tempVar = new UICommand("OnConfirmPMHost", this); tempVar.setTitle("OK"); tempVar.setIsDefault(true); model.getCommands().add(tempVar); UICommand tempVar2 = new UICommand("Cancel", this); tempVar2.setTitle("Cancel"); tempVar2.setIsCancel(true); model.getCommands().add(tempVar2); }
public void OnSelectHost() { MoveHost model = (MoveHost) getWindow(); if (model.getProgress() != null) { return; } if (!model.Validate()) { return; } model.setSelectedHosts(new java.util.ArrayList<VDS>()); for (EntityModel a : Linq.<EntityModel>Cast(model.getItems())) { if (a.getIsSelected()) { model.getSelectedHosts().add((VDS) a.getEntity()); } } VDSGroup cluster = (VDSGroup) model.getCluster().getSelectedItem(); java.util.ArrayList<VdcActionParametersBase> paramerterList = new java.util.ArrayList<VdcActionParametersBase>(); for (VDS host : model.getSelectedHosts()) { // Try to change host's cluster as neccessary. if (host.getvds_group_id() != null && !host.getvds_group_id().equals(cluster.getId())) { paramerterList.add(new ChangeVDSClusterParameters(cluster.getId(), host.getId())); } } model.StartProgress(null); Frontend.RunMultipleAction( VdcActionType.ChangeVDSCluster, paramerterList, new IFrontendMultipleActionAsyncCallback() { @Override public void Executed(FrontendMultipleActionAsyncResult result) { ClusterGuideModel clusterGuideModel = (ClusterGuideModel) result.getState(); java.util.ArrayList<VDS> hosts = ((MoveHost) clusterGuideModel.getWindow()).getSelectedHosts(); java.util.ArrayList<VdcReturnValueBase> retVals = (java.util.ArrayList<VdcReturnValueBase>) result.getReturnValue(); if (retVals != null && hosts.size() == retVals.size()) { int i = 0; for (VDS selectedHost : hosts) { if (selectedHost.getstatus() == VDSStatus.PendingApproval && retVals.get(i) != null && retVals.get(i).getSucceeded()) { Frontend.RunAction( VdcActionType.ApproveVds, new ApproveVdsParameters(selectedHost.getId())); } } i++; } clusterGuideModel.getWindow().StopProgress(); clusterGuideModel.Cancel(); clusterGuideModel.PostAction(); } }, this); }
private java.util.List<LunModel> ToLunModelList(java.util.List<SanTargetModel> source) { ObservableCollection<LunModel> list = new ObservableCollection<LunModel>(); for (SanTargetModel target : source) { for (LunModel lun : target.getLuns()) { LunModel item = Linq.FirstOrDefault(list, new Linq.LunPredicate(lun)); if (item == null) { item = lun; list.add(item); } if (Linq.FirstOrDefault(item.getTargets(), new Linq.TargetPredicate(target)) == null) { item.getTargets().add(target); } } } return list; }
private void ClearItems() { if (getItems() == null) { return; } if (getIsGrouppedByTarget()) { java.util.List<SanTargetModel> items = (java.util.List<SanTargetModel>) getItems(); for (SanTargetModel target : Linq.ToList(items)) { boolean found = false; // Ensure remove targets that are not in last dicovered targets list. if (Linq.FirstOrDefault(lastDiscoveredTargets, new Linq.TargetPredicate(target)) != null) { found = true; } else { // Ensure remove targets that are not contain already included LUNs. for (LunModel lun : target.getLuns()) { LunModel foundItem = Linq.FirstOrDefault(includedLUNs, new Linq.LunPredicate(lun)); if (foundItem == null) { found = true; break; } } } if (!found) { items.remove(target); } } } else { java.util.List<LunModel> items = (java.util.List<LunModel>) getItems(); // Ensure remove targets that are not contain already included LUNs. for (LunModel lun : Linq.ToList(items)) { LunModel foundItem = Linq.FirstOrDefault(includedLUNs, new Linq.LunPredicate(lun)); if (foundItem == null) { items.remove(lun); } } } }
public void PostManage(java.util.ArrayList<network> networkList, ListModel model) { Collections.sort(networkList, new Linq.NetworkByNameComparer()); java.util.ArrayList<EntityModel> items = new java.util.ArrayList<EntityModel>(); for (network a : networkList) { if (!a.getname().equals("engine")) { EntityModel tempVar = new EntityModel(); tempVar.setEntity(a); tempVar.setTitle(a.getname()); items.add(tempVar); } } model.setItems(items); boolean noItems = items.isEmpty(); java.util.ArrayList<network> networks = Linq.<network>Cast(getItems()); java.util.ArrayList<EntityModel> selectedItems = new java.util.ArrayList<EntityModel>(); for (EntityModel item : items) { network net = (network) item.getEntity(); boolean value = false; for (network a : networks) { if (a.getId().equals(net.getId())) { value = true; break; } } item.setIsSelected(value); if (value) { selectedItems.add(item); } } model.setSelectedItems(selectedItems); UICommand tempVar2 = new UICommand("Cancel", this); tempVar2.setTitle("Cancel"); tempVar2.setIsDefault(noItems); tempVar2.setIsCancel(true); model.getCommands().add(tempVar2); if (!noItems) { UICommand tempVar3 = new UICommand("OnManage", this); tempVar3.setTitle("OK"); tempVar3.setIsDefault(true); model.getCommands().add(0, tempVar3); } }
public void PostGetClusterNetworkList_Edit(java.util.ArrayList<network> network_list) { VmNetworkInterface nic = (VmNetworkInterface) getSelectedItem(); int nicCount = Linq.<VmNetworkInterface>Cast(getItems()).size(); java.util.ArrayList<network> networks = new java.util.ArrayList<network>(); for (network a : network_list) { if (a.getStatus() == NetworkStatus.Operational) { networks.add(a); } } VmInterfaceModel model = (VmInterfaceModel) getWindow(); model.getNetwork().setItems(networks); network network = null; for (network a : networks) { if (StringHelper.stringsEqual(a.getname(), nic.getNetworkName())) { network = a; break; } } model.getNetwork().setSelectedItem(network); Integer selectedNicType = nic.getType(); java.util.ArrayList<VmInterfaceType> nicTypes = DataProvider.GetNicTypeList( getEntityStronglyTyped().getos(), VmInterfaceType.forValue(selectedNicType) == VmInterfaceType.rtl8139_pv); model.getNicType().setItems(nicTypes); if (selectedNicType == null || !nicTypes.contains(VmInterfaceType.forValue(selectedNicType))) { selectedNicType = DataProvider.GetDefaultNicType(getEntityStronglyTyped().getos()).getValue(); } model.getNicType().setSelectedItem(VmInterfaceType.forValue(selectedNicType)); model.getName().setEntity(nic.getName()); model.getMAC().setIsAvailable(false); UICommand tempVar = new UICommand("OnSave", this); tempVar.setTitle("OK"); tempVar.setIsDefault(true); model.getCommands().add(tempVar); UICommand tempVar2 = new UICommand("Cancel", this); tempVar2.setTitle("Cancel"); tempVar2.setIsCancel(true); model.getCommands().add(tempVar2); }
public void SelectHost() { java.util.ArrayList<VDSGroup> clusters = new java.util.ArrayList<VDSGroup>(); clusters.add(getEntity()); MoveHost model = new MoveHost(); model.setTitle("Select Host"); model.setHashName("select_host"); setWindow(model); model.getCluster().setItems(clusters); model.getCluster().setSelectedItem(Linq.FirstOrDefault(clusters)); model.getCluster().setIsAvailable(false); UICommand tempVar = new UICommand("OnSelectHost", this); tempVar.setTitle("OK"); tempVar.setIsDefault(true); model.getCommands().add(tempVar); UICommand tempVar2 = new UICommand("Cancel", this); tempVar2.setTitle("Cancel"); tempVar2.setIsCancel(true); model.getCommands().add(tempVar2); }
@Override public void UpdateItemsAvailability() { super.UpdateItemsAvailability(); storage_pool dataCenter = (storage_pool) getModel().getDataCenter().getSelectedItem(); for (IStorageModel item : Linq.<IStorageModel>Cast(getModel().getItems())) { Model model = (Model) item; storage_domains isoStorage = DataProvider.GetIsoDomainByDataCenterId(dataCenter.getId()); storage_domains exportStorage = DataProvider.GetExportDomainByDataCenterId(dataCenter.getId()); // available type/function items are: // all in case of Unassigned DC. // ISO in case the specified DC doesn't have an attached ISO domain. // Export in case the specified DC doesn't have an attached export domain. model.setIsSelectable( (dataCenter.getId().equals(StorageModel.UnassignedDataCenterId) || (item.getRole() == StorageDomainType.ISO && isoStorage == null) || (item.getRole() == StorageDomainType.ImportExport && exportStorage == null))); } }
@Override public java.util.List<storage_pool> FilterDataCenter(java.util.List<storage_pool> source) { // C# TO JAVA CONVERTER TODO TASK: There is no Java equivalent to LINQ queries: return Linq.ToList( Linq.Where(source, new Linq.DataCenterStatusPredicate(StoragePoolStatus.Up))); }
private void ProposeDiscover() { if (!getProposeDiscoverTargets() && (getItems() == null || Linq.Count(getItems()) == 0)) { setProposeDiscoverTargets(true); } }
public void SetDefaultNames(VDS host, RefObject<String> message) { message.argvalue = null; setCommonName(StringFormat.format("%1$s-Local", host.getvds_name().replace('.', '-'))); storage_pool candidate = null; // selecet all possible DCs VdcQueryReturnValue returnValue = Frontend.RunQuery( VdcQueryType.Search, new SearchParameters( StringFormat.format("DataCenter: name=%1$s", getCommonName() + "*"), SearchType.StoragePool)); java.util.ArrayList<storage_pool> dataCenterList = new java.util.ArrayList<storage_pool>(); java.util.ArrayList<VDSGroup> clusterList = null; if (returnValue != null && returnValue.getSucceeded() && returnValue.getReturnValue() != null) { dataCenterList = Linq.<storage_pool>Cast( (java.util.ArrayList<IVdcQueryable>) returnValue.getReturnValue()); } // check if current settings suitable for local setup (in case just SD creation failed - // re-using the same setup) boolean useCurrentSettings = false; if (host.getstorage_pool_id() != null) { storage_pool tempCandidate = DataProvider.GetDataCenterById(host.getstorage_pool_id()); if (IsLocalDataCenterEmpty(tempCandidate)) { candidate = tempCandidate; useCurrentSettings = true; } else { if (tempCandidate != null && tempCandidate.getstorage_pool_type() == StorageType.LOCALFS) { message.argvalue = "Note: Local Storage is already configured for this Host. The Host belongs to " + host.getstorage_pool_name() + " with local Storage Domain. If OK is clicked - this Host will be moved to a new Data Center, and a new Local Storage Domain will be created. Hit Cancel to abort the operation."; } } } // check if there is other DC suitable for re-use if (candidate == null) { for (storage_pool dataCenter : dataCenterList) { // need to check if the new DC is without host. if (IsLocalDataCenterEmpty(dataCenter) && DataProvider.GetLocalStorageHost(dataCenter.getname()) == null) { candidate = dataCenter; break; } } } java.util.ArrayList<String> listNames = new java.util.ArrayList<String>(); // in case we found a suitable candidte for re-use: if (candidate != null) { getDataCenter().setDataCenterId(candidate.getId()); getDataCenter().getName().setEntity(candidate.getname()); getDataCenter().getDescription().setEntity(candidate.getdescription()); Version compVersion = candidate.getcompatibility_version(); getDataCenter().getVersion().setSelectedItem(compVersion); getCluster().getVersion().setSelectedItem(compVersion); setDontCreateDataCenter(true); // if we use current settings there is no need to create cluster. if (useCurrentSettings) { getCluster().setClusterId(host.getvds_group_id().getValue()); getCluster().getName().setEntity(host.getvds_group_name()); VDSGroup cluster = DataProvider.GetClusterById(host.getvds_group_id().getValue()); if (cluster != null) { getCluster().getDescription().setEntity(cluster.getdescription()); ServerCpu tempVar = new ServerCpu(); tempVar.setCpuName(cluster.getcpu_name()); getCluster().getCPU().setSelectedItem(tempVar); } setDontCreateCluster(true); setDontChangeHostCluster(true); } // use differnt cluster else { // check the DC cluster list (for re-use) clusterList = DataProvider.GetClusterList(candidate.getId()); // no clusters avilable - pick up new name. if (clusterList.isEmpty()) { java.util.ArrayList<VDSGroup> listClusters = DataProvider.GetClusterList(); listNames = new java.util.ArrayList<String>(); for (VDSGroup cluster : listClusters) { listNames.add(cluster.getname()); } getCluster().getName().setEntity(AvailableName(listNames)); } else { // use the DC cluster. getCluster().setClusterId(clusterList.get(0).getId()); getCluster().getName().setEntity(clusterList.get(0).getname()); getCluster().getDescription().setEntity(clusterList.get(0).getdescription()); VDSGroup cluster = DataProvider.GetClusterById(getCluster().getClusterId().getValue()); if (cluster != null) { ServerCpu tempVar2 = new ServerCpu(); tempVar2.setCpuName(cluster.getcpu_name()); getCluster().getCPU().setSelectedItem(tempVar2); } setDontCreateCluster(true); if (host.getvds_group_id().getValue().equals(getCluster().getClusterId())) { setDontChangeHostCluster(true); } } } } else { // didn't found DC to re-use, so we select new names: listNames = new java.util.ArrayList<String>(); for (storage_pool storagePool : dataCenterList) { listNames.add(storagePool.getname()); } getDataCenter().getName().setEntity(AvailableName(listNames)); // Choose a Data Center version corresponding to the host. if (!StringHelper.isNullOrEmpty(host.getsupported_cluster_levels())) { // the supported_cluster_levels are sorted. String[] array = host.getsupported_cluster_levels().split("[,]", -1); Version maxCombindVersion = null; for (int i = 0; i < array.length; i++) { Version vdsVersion = new Version(array[i]); for (Version version : (java.util.List<Version>) getDataCenter().getVersion().getItems()) { if (version.equals(vdsVersion) && version.compareTo(maxCombindVersion) > 0) { maxCombindVersion = version; } } } if (maxCombindVersion != null) { getDataCenter().getVersion().setSelectedItem(maxCombindVersion); getCluster().getVersion().setSelectedItem(maxCombindVersion); } } listNames = new java.util.ArrayList<String>(); if (clusterList == null) { clusterList = DataProvider.GetClusterList(); } for (VDSGroup cluster : clusterList) { listNames.add(cluster.getname()); } getCluster().getName().setEntity(AvailableName(listNames)); } // Choose default CPU name to match host. if (host.getCpuName() != null && getCluster().getCPU().getSelectedItem() != null) { getCluster() .getCPU() .setSelectedItem( Linq.FirstOrDefault( (java.util.List<ServerCpu>) getCluster().getCPU().getItems(), new Linq.ServerCpuPredicate(host.getCpuName().getCpuName()))); } // always choose a avialable storage name. java.util.ArrayList<storage_domains> listStorageDomains = DataProvider.GetStorageDomainList(); listNames = new java.util.ArrayList<String>(); for (storage_domains storageDomain : listStorageDomains) { listNames.add(storageDomain.getstorage_name()); } getFormattedStorageName().setEntity(AvailableName(listNames)); }
private void UpdateOptions() { getCompulsoryActions().clear(); getOptionalActions().clear(); if (getEntity() != null) { storage_pool dataCenter = null; if (getEntity().getstorage_pool_id() != null) { dataCenter = DataProvider.GetDataCenterById(getEntity().getstorage_pool_id().getValue()); } if (dataCenter == null || dataCenter.getstorage_pool_type() != StorageType.LOCALFS) { // Add host action. UICommand addHostAction = new UICommand("AddHost", this); // var hosts = DataProvider.GetHostListByCluster(Entity.name) // .Skip(1) // .ToList(); java.util.ArrayList<VDS> hosts = DataProvider.GetHostListByCluster(getEntity().getname()); if (hosts.size() > 1) { hosts.remove(0); } if (hosts.isEmpty()) { addHostAction.setTitle(ClusterConfigureHostsAction); getCompulsoryActions().add(addHostAction); } else { addHostAction.setTitle(ClusterAddAnotherHostAction); getOptionalActions().add(addHostAction); } if (getEntity().getstorage_pool_id() == null) { addHostAction.setIsExecutionAllowed(false); addHostAction .getExecuteProhibitionReasons() .add("The Cluster isn't attached to a Data Center"); return; } java.util.ArrayList<VDSGroup> clusters = DataProvider.GetClusterList((Guid) getEntity().getstorage_pool_id()); Version minimalClusterVersion = Linq.GetMinVersionByClusters(clusters); java.util.ArrayList<VDS> availableHosts = new java.util.ArrayList<VDS>(); for (VDS vds : DataProvider.GetHostList()) { if ((!Linq.IsHostBelongsToAnyOfClusters(clusters, vds)) && (vds.getstatus() == VDSStatus.Maintenance || vds.getstatus() == VDSStatus.PendingApproval) && (vds.getVersion().getFullVersion() == null || Extensions.GetFriendlyVersion(vds.getVersion().getFullVersion()) .compareTo(minimalClusterVersion) >= 0)) { availableHosts.add(vds); } } // Select host action. UICommand selectHostAction = new UICommand("SelectHost", this); if (availableHosts.size() > 0 && clusters.size() > 0) { if (hosts.isEmpty()) { selectHostAction.setTitle(SelectHostsAction); getCompulsoryActions().add(selectHostAction); } else { selectHostAction.setTitle(SelectHostsAction); getOptionalActions().add(selectHostAction); } } } else { UICommand tempVar = new UICommand("AddHost", this); tempVar.setTitle(ClusterAddAnotherHostAction); UICommand addHostAction = tempVar; UICommand tempVar2 = new UICommand("SelectHost", this); tempVar2.setTitle(SelectHostsAction); UICommand selectHost = tempVar2; VDS host = DataProvider.GetLocalStorageHost(dataCenter.getname()); if (host != null) { addHostAction.setIsExecutionAllowed(false); selectHost.setIsExecutionAllowed(false); String hasHostReason = "This Cluster belongs to a Local Data Center which already contain a Host"; addHostAction.getExecuteProhibitionReasons().add(hasHostReason); selectHost.getExecuteProhibitionReasons().add(hasHostReason); } getCompulsoryActions().add(addHostAction); getOptionalActions().add(selectHost); } } }