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https://issues.apache.org/jira/browse/NIFI-4724?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16312279#comment-16312279
]
ASF GitHub Bot commented on NIFI-4724:
--------------------------------------
Github user ijokarumawak commented on a diff in the pull request:
https://github.com/apache/nifi/pull/2362#discussion_r159791308
--- Diff:
nifi-nar-bundles/nifi-kafka-bundle/nifi-kafka-0-10-processors/src/main/java/org/apache/nifi/processors/kafka/pubsub/PublisherLease.java
---
@@ -71,9 +72,18 @@ void publish(final FlowFile flowFile, final InputStream
flowFileContent, final b
tracker = new InFlightMessageTracker();
}
- try (final StreamDemarcator demarcator = new
StreamDemarcator(flowFileContent, demarcatorBytes, maxMessageSize)) {
+ try {
byte[] messageContent;
- try {
+ if (demarcatorBytes == null || demarcatorBytes.length == 0) {
+ // Send FlowFile content as it is, to support sending 0
byte message.
+ final ByteArrayOutputStream bos = new
ByteArrayOutputStream();
--- End diff --
@markap14 Thanks for the advice. I switched to use StreamUtils as you
suggested.
> Publish kafka processors fails with FlowFileHandlingException if the flow
> file is empty
> ---------------------------------------------------------------------------------------
>
> Key: NIFI-4724
> URL: https://issues.apache.org/jira/browse/NIFI-4724
> Project: Apache NiFi
> Issue Type: Bug
> Components: Extensions
> Affects Versions: 1.1.0
> Reporter: Mahesh Nayak
> Assignee: Koji Kawamura
>
> 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
> {code:None}
> 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)
> {code}
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