Examples of org.apache.hadoop.hbase.SplitLogTask.toByteArray()

Class org.apache.hadoop.hbase.SplitLogTask

Examples of org.apache.hadoop.hbase.SplitLogTask.toByteArray()

org.apache.hadoop.hbase.SplitLogTask.toByteArray()
@return This instance serialized into a byte array @see #parseFrom(byte[])

      Thread.yield(); // let the worker start
      Thread.sleep(100);
      waitForCounter(SplitLogCounters.tot_wkr_task_grabing, 0, 1, WAIT_TIME);


      SplitLogTask unassignedManager = new SplitLogTask.Unassigned(MANAGER);
      zkw.getRecoverableZooKeeper().create(PATH1, unassignedManager.toByteArray(),
        Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);


      waitForCounter(SplitLogCounters.tot_wkr_task_acquired, 0, 1, WAIT_TIME);
      // now the worker is busy doing the above task

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      waitForCounter(SplitLogCounters.tot_wkr_task_acquired, 0, 1, WAIT_TIME);
      // now the worker is busy doing the above task


      // create another task
      final String PATH2 = ZKSplitLog.getEncodedNodeName(zkw, "tmt_task_2");
      zkw.getRecoverableZooKeeper().create(PATH2, unassignedManager.toByteArray(),
        Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);


      // preempt the first task, have it owned by another worker
      final ServerName anotherWorker = ServerName.valueOf("another-worker,1,1");
      SplitLogTask slt = new SplitLogTask.Owned(anotherWorker);

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        Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);


      // preempt the first task, have it owned by another worker
      final ServerName anotherWorker = ServerName.valueOf("another-worker,1,1");
      SplitLogTask slt = new SplitLogTask.Owned(anotherWorker);
      ZKUtil.setData(zkw, PATH1, slt.toByteArray());
      waitForCounter(SplitLogCounters.tot_wkr_preempt_task, 0, 1, WAIT_TIME);


      waitForCounter(SplitLogCounters.tot_wkr_task_acquired, 1, 2, WAIT_TIME);
      assertEquals(2, slw.taskReadySeq);
      byte [] bytes = ZKUtil.getData(zkw, PATH2);

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    Thread.yield(); // let the worker start
    Thread.sleep(100);


    String task = ZKSplitLog.getEncodedNodeName(zkw, "task");
    SplitLogTask slt = new SplitLogTask.Unassigned(MANAGER);
    zkw.getRecoverableZooKeeper().create(task,slt.toByteArray(), Ids.OPEN_ACL_UNSAFE,
      CreateMode.PERSISTENT);


    waitForCounter(SplitLogCounters.tot_wkr_task_acquired, 0, 1, WAIT_TIME);
    // now the worker is busy doing the above task

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    waitForCounter(SplitLogCounters.tot_wkr_task_acquired, 0, 1, WAIT_TIME);
    // now the worker is busy doing the above task


    // preempt the task, have it owned by another worker
    ZKUtil.setData(zkw, task, slt.toByteArray());
    waitForCounter(SplitLogCounters.tot_wkr_preempt_task, 0, 1, WAIT_TIME);


    // create a RESCAN node
    String rescan = ZKSplitLog.getEncodedNodeName(zkw, "RESCAN");
    rescan = zkw.getRecoverableZooKeeper().create(rescan, slt.toByteArray(), Ids.OPEN_ACL_UNSAFE,

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    ZKUtil.setData(zkw, task, slt.toByteArray());
    waitForCounter(SplitLogCounters.tot_wkr_preempt_task, 0, 1, WAIT_TIME);


    // create a RESCAN node
    String rescan = ZKSplitLog.getEncodedNodeName(zkw, "RESCAN");
    rescan = zkw.getRecoverableZooKeeper().create(rescan, slt.toByteArray(), Ids.OPEN_ACL_UNSAFE,
      CreateMode.PERSISTENT_SEQUENTIAL);


    waitForCounter(SplitLogCounters.tot_wkr_task_acquired, 1, 2, WAIT_TIME);
    // RESCAN node might not have been processed if the worker became busy
    // with the above task. preempt the task again so that now the RESCAN

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    waitForCounter(SplitLogCounters.tot_wkr_task_acquired, 1, 2, WAIT_TIME);
    // RESCAN node might not have been processed if the worker became busy
    // with the above task. preempt the task again so that now the RESCAN
    // node is processed
    ZKUtil.setData(zkw, task, slt.toByteArray());
    waitForCounter(SplitLogCounters.tot_wkr_preempt_task, 1, 2, WAIT_TIME);
    waitForCounter(SplitLogCounters.tot_wkr_task_acquired_rescan, 0, 1, WAIT_TIME);


    List<String> nodes = ZKUtil.listChildrenNoWatch(zkw, zkw.splitLogZNode);
    LOG.debug(nodes);

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    waitForCounter(tot_mgr_heartbeat, 0, 1, to/2);
    waitForCounter(tot_mgr_resubmit, 0, 1, to + to/2);
    int version1 = ZKUtil.checkExists(zkw, tasknode);
    assertTrue(version1 > version);
    slt = new SplitLogTask.Owned(worker2);
    ZKUtil.setData(zkw, tasknode, slt.toByteArray());
    waitForCounter(tot_mgr_heartbeat, 1, 2, to/2);
    waitForCounter(tot_mgr_resubmit, 1, 2, to + to/2);
    int version2 = ZKUtil.checkExists(zkw, tasknode);
    assertTrue(version2 > version1);
    slt = new SplitLogTask.Owned(worker3);

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    waitForCounter(tot_mgr_heartbeat, 1, 2, to/2);
    waitForCounter(tot_mgr_resubmit, 1, 2, to + to/2);
    int version2 = ZKUtil.checkExists(zkw, tasknode);
    assertTrue(version2 > version1);
    slt = new SplitLogTask.Owned(worker3);
    ZKUtil.setData(zkw, tasknode, slt.toByteArray());
    waitForCounter(tot_mgr_heartbeat, 2, 3, to/2);
    waitForCounter(tot_mgr_resubmit_threshold_reached, 0, 1, to + to/2);
    Thread.sleep(to + to/2);
    assertEquals(2L, tot_mgr_resubmit.get() - tot_mgr_resubmit_force.get());
  }

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    String tasknode = submitTaskAndWait(batch, "foo/1");
    int version = ZKUtil.checkExists(zkw, tasknode);
    final ServerName worker1 = ServerName.valueOf("worker1,1,1");
    SplitLogTask slt = new SplitLogTask.Owned(worker1);
    ZKUtil.setData(zkw, tasknode, slt.toByteArray());
    waitForCounter(tot_mgr_heartbeat, 0, 1, to/2);
    waitForCounter(new Expr() {
      @Override
      public long eval() {
        return (tot_mgr_resubmit.get() + tot_mgr_resubmit_failed.get());

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