@RequestMapping("/cluster/list")
	public ModelAndView list() {
		List<Cluster> list = this.getClusterService().clusterList();
		List<ClusterModel> clusterModelList = new ArrayList<ClusterModel>();
		for (Cluster cluster : list) {
			ClusterModel clusterModel = new ClusterModel();
			clusterModel.setId(cluster.getId());
			clusterModel.setLastUpdateDate(cluster.getLastUpdateDate());
			clusterModel.setName(cluster.getName());
			clusterModelList.add(clusterModel);
		}
		return new ModelAndView("clusterList", "clusterList", clusterModelList);
	}