[NIFI-4724] Publish kafka processors fails with FlowFileHandlingException if the flow file is empty

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.1.0
• Fix Version/s: 1.5.0
• Component/s: Extensions
• Assignee: Koji Kawamura
• Reporter: Mahesh Nayak
• Created: 27/Dec/17 03:13
• Updated: 16/Jan/18 14:59
• Resolved: 05/Jan/18 15:43

Description

1. Construct the flow GenerateFlowFile --> PublishKafka --> PutFile
2. In GenerateFlowFile set the "File Size" to 0B.
3. Start the flow.

Result : Kafka processor throws below exception

2017-12-27 02:49:21,933 WARN [Timer-Driven Process Thread-9] o.a.n.c.t.ContinuallyRunProcessorTask Administratively Yielding PublishKafka_0_10[id=95dbc77a-0160-1000-0000-000069761c4e] due to uncaught Exception: org.apache.nifi.processor.exception.FlowFileHandlingException: StandardFlowFileRecord[uuid=4d6cb989-b6a7-4129-9dfc-1598ee2b3937,claim=,offset=0,name=7061091998478433,size=0] transfer relationship not specified
2017-12-27 02:49:21,933 WARN [Timer-Driven Process Thread-9] o.a.n.c.t.ContinuallyRunProcessorTask
org.apache.nifi.processor.exception.FlowFileHandlingException: StandardFlowFileRecord[uuid=4d6cb989-b6a7-4129-9dfc-1598ee2b3937,claim=,offset=0,name=7061091998478433,size=0] transfer relationship not specified
        at org.apache.nifi.controller.repository.StandardProcessSession.checkpoint(StandardProcessSession.java:251)
        at org.apache.nifi.controller.repository.StandardProcessSession.commit(StandardProcessSession.java:321)
        at org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:28)
        at org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1120)
        at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:147)
        at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:47)
        at org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:128)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)

Issue Links

• is duplicated by: NIFI-3957 PublishKafka fails with a 'transfer relationship not specified' error message for 0-byte flowfiles
• links to: GitHub Pull Request #2362