Wesley L Lawrence created NIFI-3175:
---------------------------------------
Summary: ValidateCSV processor throws NullPointerException when
printing an empty CSV column
Key: NIFI-3175
URL: https://issues.apache.org/jira/browse/NIFI-3175
Project: Apache NiFi
Issue Type: Bug
Reporter: Wesley L Lawrence
Priority: Minor
For example, given a CSV file with the line;
{code}
Hello,,World
{code}
And the ValidateCSV processor is given the Super-CSV schema of;
{code}
Null,Null,Null
{code}
And exception such as this will be thrown;
{code}
2016-12-08 16:58:27,061 ERROR [Timer-Driven Process Thread-9]
o.a.nifi.processors.standard.ValidateCsv
ValidateCsv[id=e05389fa-0158-1000-75dc-d6a79554c96a]
ValidateCsv[id=e05389fa-0158-1000-75dc-d6a7955
4c96a] failed to process due to java.lang.NullPointerException; rolling back
session: java.lang.NullPointerException
2016-12-08 16:58:27,062 ERROR [Timer-Driven Process Thread-9]
o.a.nifi.processors.standard.ValidateCsv
java.lang.NullPointerException: null
at
org.apache.nifi.processors.standard.ValidateCsv.print(ValidateCsv.java:584)
~[nifi-standard-processors-1.1.0.jar:1.1.0]
at
org.apache.nifi.processors.standard.ValidateCsv.access$000(ValidateCsv.java:89)
~[nifi-standard-processors-1.1.0.jar:1.1.0]
at
org.apache.nifi.processors.standard.ValidateCsv$1$3.process(ValidateCsv.java:484)
~[nifi-standard-processors-1.1.0.jar:1.1.0]
at
org.apache.nifi.controller.repository.StandardProcessSession.append(StandardProcessSession.java:2412)
~[nifi-framework-core-1.1.0.jar:1.1.0]
at
org.apache.nifi.processors.standard.ValidateCsv$1.process(ValidateCsv.java:481)
~[nifi-standard-processors-1.1.0.jar:1.1.0]
at
org.apache.nifi.controller.repository.StandardProcessSession.read(StandardProcessSession.java:2082)
~[nifi-framework-core-1.1.0.jar:1.1.0]
at
org.apache.nifi.controller.repository.StandardProcessSession.read(StandardProcessSession.java:2053)
~[nifi-framework-core-1.1.0.jar:1.1.0]
at
org.apache.nifi.processors.standard.ValidateCsv.onTrigger(ValidateCsv.java:444)
~[nifi-standard-processors-1.1.0.jar:1.1.0]
at
org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:27)
~[nifi-api-1.1.0.jar:1.1.0]
at
org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1099)
[nifi-framework-core-1.1.0.jar:1.1.0]
at
org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:136)
[nifi-framework-core-1.1.0.jar:1.1.0]
at
org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:47)
[nifi-framework-core-1.1.0.jar:1.1.0]
at
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:132)
[nifi-framework-core-1.1.0.jar:1.1.0]
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[na:1.8.0_60]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
[na:1.8.0_60]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
[na:1.8.0_60]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
[na:1.8.0_60]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[na:1.8.0_60]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[na:1.8.0_60]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_60]
{code}
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