Package io.druid.indexing.common.actions

Examples of io.druid.indexing.common.actions.LockListAction

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    return id.hashCode();
  }

  protected Iterable<TaskLock> getTaskLocks(TaskToolbox toolbox) throws IOException
  {
    return toolbox.getTaskActionClient().submit(new LockListAction());
  }
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      @Override
      public TaskStatus run(TaskToolbox toolbox) throws Exception
      {
        final TaskLock myLock = Iterables.getOnlyElement(
            toolbox.getTaskActionClient()
                   .submit(new LockListAction())
        );

        final DataSegment segment = DataSegment.builder()
                                               .dataSource("ds")
                                               .interval(new Interval("2012-01-01/P1D"))
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      }

      @Override
      public TaskStatus run(TaskToolbox toolbox) throws Exception
      {
        final TaskLock myLock = Iterables.getOnlyElement(toolbox.getTaskActionClient().submit(new LockListAction()));

        final DataSegment segment = DataSegment.builder()
                                               .dataSource("ds")
                                               .interval(new Interval("2012-01-01/P2D"))
                                               .version(myLock.getVersion())
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      }

      @Override
      public TaskStatus run(TaskToolbox toolbox) throws Exception
      {
        final TaskLock myLock = Iterables.getOnlyElement(toolbox.getTaskActionClient().submit(new LockListAction()));

        final DataSegment segment = DataSegment.builder()
                                               .dataSource("ds")
                                               .interval(new Interval("2012-01-01/P1D"))
                                               .version(myLock.getVersion() + "1!!!1!!")
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    // Sort of similar to what realtime tasks do:

    // Acquire lock for first interval
    final TaskLock lock1 = toolbox.getTaskActionClient().submit(new LockAcquireAction(interval1));
    final List<TaskLock> locks1 = toolbox.getTaskActionClient().submit(new LockListAction());

    // (Confirm lock sanity)
    Assert.assertEquals("lock1 interval", interval1, lock1.getInterval());
    Assert.assertEquals("locks1", ImmutableList.of(lock1), locks1);

    // Acquire lock for second interval
    final TaskLock lock2 = toolbox.getTaskActionClient().submit(new LockAcquireAction(interval2));
    final List<TaskLock> locks2 = toolbox.getTaskActionClient().submit(new LockListAction());

    // (Confirm lock sanity)
    Assert.assertEquals("lock2 interval", interval2, lock2.getInterval());
    Assert.assertEquals("locks2", ImmutableList.of(lock1, lock2), locks2);

    // Push first segment
    toolbox.getTaskActionClient()
           .submit(
               new SegmentInsertAction(
                   ImmutableSet.of(
                       DataSegment.builder()
                                  .dataSource("foo")
                                  .interval(interval1)
                                  .version(lock1.getVersion())
                                  .build()
                   )
               )
           );

    // Release first lock
    toolbox.getTaskActionClient().submit(new LockReleaseAction(interval1));
    final List<TaskLock> locks3 = toolbox.getTaskActionClient().submit(new LockListAction());

    // (Confirm lock sanity)
    Assert.assertEquals("locks3", ImmutableList.of(lock2), locks3);

    // Push second segment
    toolbox.getTaskActionClient()
           .submit(
               new SegmentInsertAction(
                   ImmutableSet.of(
                       DataSegment.builder()
                                  .dataSource("foo")
                                  .interval(interval2)
                                  .version(lock2.getVersion())
                                  .build()
                   )
               )
           );

    // Release second lock
    toolbox.getTaskActionClient().submit(new LockReleaseAction(interval2));
    final List<TaskLock> locks4 = toolbox.getTaskActionClient().submit(new LockListAction());

    // (Confirm lock sanity)
    Assert.assertEquals("locks4", ImmutableList.<TaskLock>of(), locks4);

    // Exit
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Related Classes of io.druid.indexing.common.actions.LockListAction

  • io.druid.indexing.common.task.AbstractTask
  • io.druid.indexing.overlord.RealtimeishTask
  • io.druid.indexing.overlord.TaskLifecycleTest
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