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From "Douglas Moore (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (NIFI-3927) Extract HL7 Attributes throwing NULLpointerException
Date Thu, 17 Aug 2017 21:31:00 GMT

    [ https://issues.apache.org/jira/browse/NIFI-3927?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16131329#comment-16131329
] 

Douglas Moore commented on NIFI-3927:
-------------------------------------

[~rajkaran] Yes we can confirm Z segments were producing a problem. We'd need to get that
fixed.

> Extract HL7 Attributes throwing NULLpointerException
> ----------------------------------------------------
>
>                 Key: NIFI-3927
>                 URL: https://issues.apache.org/jira/browse/NIFI-3927
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Extensions
>    Affects Versions: 1.0.0
>         Environment: NiFi with HortonWorks
>            Reporter: Raj karan
>            Assignee: Joey Frazee
>         Attachments: null pointer.png, pipe_ended_charcter_encoded_ascii.png, resultWithDefault.txt,
source.txt, when not ended with pipe.png
>
>
> I have an HL7 file which I want to put in HBase, So I am parsing this file through ExtractHL7Attributes
processor. With the default value for every property processor works with no error but resultant
attributes file only have one segment. When I sets `Use Segment Names` property true it throws
NULLPointerException.
> Stack trace:
> 2017-05-17 11:11:58,390 INFO [Heartbeat Monitor Thread-1] o.a.n.c.c.h.AbstractHeartbeatMonitor
Finished processing 1 heartbeats in 4756 nanos
> 2017-05-17 11:11:58,847 ERROR [Timer-Driven Process Thread-2] o.a.n.p.hl7.ExtractHL7Attributes
ExtractHL7Attributes[id=bea89fef-86db-1094-ffff-ffff81c2e524] Failed to extract attributes
from StandardFlowFileRecord[uuid=73a649fe-261c-40d2-bad7-b0bc595c0158,claim=StandardContentClaim
[resourceClaim=StandardResourceClaim[id=1495030753601-25550, container=default, section=974],
offset=912561, length=288],offset=0,name=source.txt,size=288] due to ca.uhn.hl7v2.HL7Exception:
The HL7 version 2.3
> EVN is not recognized: ca.uhn.hl7v2.HL7Exception: The HL7 version 2.3
> EVN is not recognized
> 2017-05-17 11:11:58,848 ERROR [Timer-Driven Process Thread-2] o.a.n.p.hl7.ExtractHL7Attributes

> ca.uhn.hl7v2.HL7Exception: The HL7 version 2.3
> EVN is not recognized
> 	at ca.uhn.hl7v2.parser.Parser.assertVersionExists(Parser.java:527) ~[hapi-base-2.2.jar:na]
> 	at ca.uhn.hl7v2.parser.Parser.parse(Parser.java:208) ~[hapi-base-2.2.jar:na]
> 	at ca.uhn.hl7v2.parser.PipeParser.parse(PipeParser.java:1018) ~[hapi-base-2.2.jar:na]
> 	at org.apache.nifi.processors.hl7.ExtractHL7Attributes.onTrigger(ExtractHL7Attributes.java:195)
~[nifi-hl7-processors-1.0.0.2.0.2.0-17.jar:1.0.0.2.0.2.0-17]
> 	at org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:27)
[nifi-api-1.0.0.2.0.2.0-17.jar:1.0.0.2.0.2.0-17]
> 	at org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1064)
[nifi-framework-core-1.0.0.2.0.2.0-17.jar:1.0.0.2.0.2.0-17]
> 	at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:136)
[nifi-framework-core-1.0.0.2.0.2.0-17.jar:1.0.0.2.0.2.0-17]
> 	at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:47)
[nifi-framework-core-1.0.0.2.0.2.0-17.jar:1.0.0.2.0.2.0-17]
> 	at org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:132)
[nifi-framework-core-1.0.0.2.0.2.0-17.jar:1.0.0.2.0.2.0-17]
> 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_77]
> 	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [na:1.8.0_77]
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
[na:1.8.0_77]
> 	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
[na:1.8.0_77]
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_77]
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_77]
> 	at java.lang.Thread.run(Thread.java:745) [na:1.8.0_77]
> 2017-05-17 11:11:58,852 ERROR [Timer-Driven Process Thread-1] o.a.n.p.hl7.ExtractHL7Attributes
ExtractHL7Attributes[id=bea89fef-86db-1094-ffff-ffff81c2e524] ExtractHL7Attributes[id=bea89fef-86db-1094-ffff-ffff81c2e524]
failed to process due to java.lang.NullPointerException; rolling back session: java.lang.NullPointerException
> 2017-05-17 11:11:58,852 ERROR [Timer-Driven Process Thread-1] o.a.n.p.hl7.ExtractHL7Attributes

> java.lang.NullPointerException: null
> 2017-05-17 11:11:58,852 ERROR [Timer-Driven Process Thread-1] o.a.n.p.hl7.ExtractHL7Attributes
ExtractHL7Attributes[id=bea89fef-86db-1094-ffff-ffff81c2e524] ExtractHL7Attributes[id=bea89fef-86db-1094-ffff-ffff81c2e524]
failed to process session due to java.lang.NullPointerException: java.lang.NullPointerException
> 2017-05-17 11:11:58,852 ERROR [Timer-Driven Process Thread-1] o.a.n.p.hl7.ExtractHL7Attributes

> java.lang.NullPointerException: null
> 2017-05-17 11:11:58,852 WARN [Timer-Driven Process Thread-1] o.a.n.p.hl7.ExtractHL7Attributes
ExtractHL7Attributes[id=bea89fef-86db-1094-ffff-ffff81c2e524] Processor Administratively Yielded
for 1 sec due to processing failure
> 2017-05-17 11:11:58,852 WARN [Timer-Driven Process Thread-1] o.a.n.c.t.ContinuallyRunProcessorTask
Administratively Yielding ExtractHL7Attributes[id=bea89fef-86db-1094-ffff-ffff81c2e524] due
to uncaught Exception: java.lang.NullPointerException
> 2017-05-17 11:11:58,852 WARN [Timer-Driven Process Thread-1] o.a.n.c.t.ContinuallyRunProcessorTask

> java.lang.NullPointerException: null



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