package backtype.storm.command;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
import backtype.storm.generated.ClusterSummary;
import backtype.storm.generated.TopologyInfo;
import backtype.storm.utils.NimbusClient;
import backtype.storm.utils.Utils;
/**
* Activate topology
*
* @author longda
*
*/
public class list {
/**
* @param args
*/
public static void main(String[] args) {
NimbusClient client = null;
try {
Map conf = Utils.readStormConfig();
client = NimbusClient.getConfiguredClient(conf);
if (args.length > 0 && StringUtils.isBlank(args[0]) == false) {
String topologyId = args[0];
TopologyInfo info = client.getClient().getTopologyInfo(topologyId);
System.out.println("Successfully get topology info \n"
+ info.toString());
}else {
ClusterSummary clusterSummary = client.getClient().getClusterInfo();
System.out.println("Successfully get cluster info \n"
+ clusterSummary.toString());
}
} catch (Exception e) {
System.out.println(e.getMessage());
e.printStackTrace();
throw new RuntimeException(e);
} finally {
if (client != null) {
client.close();
}
}
}
}