[jira] [Created] (NIFI-3175) ValidateCSV processor throws NullPointerException when printing an empty CSV column

["Wesley L Lawrence (JIRA)" <ji...@apache.org>]

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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