public synchronized ListenableFuture<?> enqueueSplit(
TaskHandle taskHandle, SplitRunner taskSplit) {
PrioritizedSplitRunner prioritizedSplitRunner =
new PrioritizedSplitRunner(taskHandle, taskSplit, ticker);
taskHandle.addSplit(prioritizedSplitRunner);
scheduleTaskIfNecessary(taskHandle);
addNewEntrants();
return prioritizedSplitRunner.getFinishedFuture();
}
private synchronized void splitFinished(PrioritizedSplitRunner split) {
allSplits.remove(split);
pendingSplits.remove(split);
TaskHandle taskHandle = split.getTaskHandle();
taskHandle.splitComplete(split);
wallTime.add(System.nanoTime() - split.createdNanos);
scheduleTaskIfNecessary(taskHandle);
addNewEntrants();
}