How to use

QueueAdmin

in

co.cask.tigon.data.transaction.queue

/**
 * Reconfigures stream / queue consumer due to instances change.
 *
 * @param consumerQueues all queues that need to reconfigure
 * @param groupId consumer group id
 * @param instances consumer instance count
 */
public static void reconfigure(Iterable<QueueName> consumerQueues, long groupId, int instances,
                QueueAdmin queueAdmin) throws Exception {
 // Then reconfigure stream/queue
 for (QueueName queueName : consumerQueues) {
  queueAdmin.configureInstances(queueName, groupId, instances);
 }
}

@Override
public void deleteFlow(String flowName) {
 stopFlow(flowName);
 try {
  //Delete the Queues
  queueAdmin.clearAllForFlow(flowName, flowName);
  //Delete the JAR in HDFS
  Location jarinHDFS = location.append(flowName);
  jarinHDFS.delete();
 } catch (Exception e) {
  LOG.warn(e.getMessage(), e);
 }
}

queueAdmin.configureGroups(row.getKey(), row.getValue());