Details
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Bug
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Status: Resolved
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Minor
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Resolution: Not A Problem
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2.7.0
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None
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None
Description
Starting around line 510:
ChannelFuture lastMap = null; for (String mapId : mapIds) { ... } lastMap.addListener(metrics); lastMap.addListener(ChannelFutureListener.CLOSE);
If mapIds is empty, lastMap would remain null, leading to NPE in addListener() call.