[EAGLE-590] AlertEngine: the kafka_spout might be dropped by metadata update when system ack a tupe

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: v0.5.0
• Fix Version/s: v0.5.0
• Assignee: Ralph Su
• Reporter: Ralph Su
• Created: 05/Oct/16 17:27
• Updated: 05/Oct/16 21:09
• Resolved: 05/Oct/16 21:09

Description

In correlationSpout's ack/failure method, given a messageId, a spout might be not available when there is a metadata update. Thus cause an NPE in spout ack/failure, this would cause spout error.

Issue Links

• links to: GitHub Pull Request #475