Github user mjsax commented on a diff in the pull request:
https://github.com/apache/flink/pull/1398#discussion_r45733215
--- Diff:
flink-contrib/flink-storm/src/test/java/org/apache/flink/storm/wrappers/WrapperSetupHelperTest.java
---
@@ -180,8 +178,6 @@ public void testCreateTopologyContext() {
builder.setBolt("bolt2", (IRichBolt) operators.get("bolt2"),
dops.get("bolt2")).allGrouping("spout2");
builder.setBolt("sink", (IRichBolt) operators.get("sink"),
dops.get("sink"))
.shuffleGrouping("bolt1",
TestDummyBolt.groupingStreamId)
- .shuffleGrouping("bolt1",
TestDummyBolt.shuffleStreamId)
- .shuffleGrouping("bolt2",
TestDummyBolt.groupingStreamId)
.shuffleGrouping("bolt2",
TestDummyBolt.shuffleStreamId);
--- End diff --
We need to fix this... Supporting only 2 inputs is quite weak. Think about
a union of many input streams... Join is not the only use case for multiple
inputs.
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