| package org.onlab.onos.cli.net; |
| |
| import com.google.common.collect.Lists; |
| import org.apache.karaf.shell.commands.Command; |
| import org.onlab.onos.net.topology.TopologyCluster; |
| |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| /** |
| * Lists all clusters in the current topology. |
| */ |
| @Command(scope = "onos", name = "clusters", |
| description = "Lists all clusters in the current topology") |
| public class ClustersListCommand extends TopologyCommand { |
| |
| private static final String FMT = |
| "id=%d, devices=%d, links=%d"; |
| |
| protected static final Comparator<TopologyCluster> ID_COMPARATOR = |
| new Comparator<TopologyCluster>() { |
| @Override |
| public int compare(TopologyCluster c1, TopologyCluster c2) { |
| return c1.id().index() - c2.id().index(); |
| } |
| }; |
| |
| @Override |
| protected Object doExecute() throws Exception { |
| init(); |
| List<TopologyCluster> clusters = Lists.newArrayList(service.getClusters(topology)); |
| Collections.sort(clusters, ID_COMPARATOR); |
| |
| for (TopologyCluster cluster : clusters) { |
| print(FMT, cluster.id().index(), cluster.deviceCount(), cluster.linkCount()); |
| } |
| return null; |
| } |
| |
| } |