[STORM-3211] WindowedBoltExecutor NPE if wrapped bolt returns null from getComponentConfiguration

• Type: Task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0, 1.2.2
• Fix Version/s: 2.2.0
• Component/s: storm-client, storm-core
• Labels: newbie pull-request-available
• Assignee: Eduardo Pinto
• Reporter: Stig Rohde Døssing
• Created: 04/Sep/18 15:22
• Updated: 01/Jul/20 14:07
• Resolved: 02/Nov/19 09:25

Description

Exception in thread "main" java.lang.NullPointerException
    at org.apache.storm.topology.WindowedBoltExecutor.declareOutputFields(WindowedBoltExecutor.java:309)
    at org.apache.storm.topology.TopologyBuilder.getComponentCommon(TopologyBuilder.java:432)
    at org.apache.storm.topology.TopologyBuilder.createTopology(TopologyBuilder.java:120)
    at Main.main(Main.java:23)

Issue Links

• links to: GitHub Pull Request #3156