sanha commented on a change in pull request #11: [NEMO-42] Make SchedulerRunner
reactive, Ensure reverse-topological ordering in scheduling
URL: https://github.com/apache/incubator-nemo/pull/11#discussion_r176906933
##########
File path:
runtime/master/src/main/java/edu/snu/nemo/runtime/master/scheduler/SchedulerRunner.java
##########
@@ -116,4 +152,37 @@ public void run() {
LOG.info("SchedulerRunner Terminated!");
}
}
+
+ /**
+ * A {@link Condition} primitive that 'queues' signal.
+ */
+ private final class SignalQueueingCondition {
+ private final AtomicBoolean hasQueuedSignal = new AtomicBoolean(false);
+ private final Lock lock = new ReentrantLock();
+ private final Condition condition = lock.newCondition();
+
+ public void signal() {
Review comment:
Please add comments for these methods.
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