Exemple #1
0
 /**
  * Blocks until there is at least one node in regions in transition.
  *
  * <p>Used in testing only.
  *
  * @param zkw zk reference
  * @throws KeeperException
  * @throws InterruptedException
  */
 public static void blockUntilRIT(ZooKeeperWatcher zkw)
     throws KeeperException, InterruptedException {
   while (!ZKUtil.nodeHasChildren(zkw, zkw.assignmentZNode)) {
     List<String> znodes = ZKUtil.listChildrenAndWatchForNewChildren(zkw, zkw.assignmentZNode);
     if (znodes == null || znodes.isEmpty()) {
       LOG.debug("No RIT in ZK");
     }
     Thread.sleep(100);
   }
 }
Exemple #2
0
 /**
  * Blocks until there are no node in regions in transition.
  *
  * <p>Used in testing only.
  *
  * @param zkw zk reference
  * @throws KeeperException
  * @throws InterruptedException
  */
 public static void blockUntilNoRIT(ZooKeeperWatcher zkw)
     throws KeeperException, InterruptedException {
   while (ZKUtil.nodeHasChildren(zkw, zkw.assignmentZNode)) {
     List<String> znodes = ZKUtil.listChildrenAndWatchForNewChildren(zkw, zkw.assignmentZNode);
     if (znodes != null && !znodes.isEmpty()) {
       for (String znode : znodes) {
         LOG.debug("ZK RIT -> " + znode);
       }
     }
     Thread.sleep(100);
   }
 }