public void updateElapsedTimeCounter() {
    if (subscribedCounters.contains(TimeCounterLimit.TimeCounter.ELAPSED_TIME.name())) {
      currentCounters.put(TimeCounterLimit.TimeCounter.ELAPSED_TIME.name(), getElapsedTime());
    }
  }
Some context information that are required for rule evaluation.
ql/src/java/org/apache/hadoop/hive/ql/wm/WmContext.java