}
if (commonBlockDevicesNode != null) {
final Collection<String> commonBlockDevices = cluster.getCommonBlockDevices();
treeMenuController.removeChildren(commonBlockDevicesNode);
for (final String commonBlockDevice : commonBlockDevices) {
final CommonBlockDevInfo commonBlockDevInfo = commonBlockDevInfoProvider.get();
commonBlockDevInfo.init(commonBlockDevice, cluster.getHostBlockDevices(commonBlockDevice), this);
treeMenuController.createMenuItem(commonBlockDevicesNode, commonBlockDevInfo);
}
treeMenuController.reloadNode(commonBlockDevicesNode, false);
reloadAllComboBoxes(null);