Github user abhishekagarwal87 commented on a diff in the pull request:
https://github.com/apache/storm/pull/1595#discussion_r72779300
--- Diff: storm-core/src/jvm/org/apache/storm/metric/SystemBolt.java ---
@@ -156,7 +219,103 @@ private void registerMetrics(TopologyContext context,
Map<String, String> metric
@Override
public void execute(Tuple input) {
- throw new RuntimeException("Non-system tuples should never be sent
to __system bolt.");
--- End diff --
can we check that the incoming stream is METRICS_STREAM and throw same
exception if its not?
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