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From "Josh P (Jira)" <j...@apache.org>
Subject [jira] [Updated] (NIFI-6882) PutFile throws NullPointerException if destination directory doesn't exist
Date Thu, 16 Jan 2020 19:36:00 GMT

     [ https://issues.apache.org/jira/browse/NIFI-6882?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Josh P updated NIFI-6882:
-------------------------
    Attachment: 0001-NIFI-6882-Use-absolute-path-to-prevent-PutFile-NPE.patch
        Status: Patch Available  (was: In Progress)

Attached a patch with the fix for this ticket.

> PutFile throws NullPointerException if destination directory doesn't exist
> --------------------------------------------------------------------------
>
>                 Key: NIFI-6882
>                 URL: https://issues.apache.org/jira/browse/NIFI-6882
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Extensions
>    Affects Versions: 1.10.0
>            Reporter: Mark Payne
>            Assignee: Josh P
>            Priority: Critical
>         Attachments: 0001-NIFI-6882-Use-absolute-path-to-prevent-PutFile-NPE.patch
>
>
> I have a PutFile processor that is configured to create directories if they don't exist.
I have the directory set to "heap-dumps", which does not exist. When data came into the processor,
it started throwing the following NPE:
> {code}
> 2019-11-18 16:46:14,879 ERROR [Timer-Driven Process Thread-2] o.a.nifi.processors.standard.PutFile
PutFile[id=0b173f77-d60a-1ce8-d59e-4a9aeff49dbf] Penalizing StandardFlowFileRecord[uuid=38a6849b-965b-46b2-96d3-fe37a1c22cf8,claim=StandardContentClaim
[resourceClaim=StandardResourceClaim[id=1574113470589-2, container=default, section=2], offset=0,
length=1139822320],offset=0,name=heap.bin.gz,size=1139822320] and transferring to failure
due to java.lang.NullPointerException: java.lang.NullPointerException
> java.lang.NullPointerException: null
>         at java.nio.file.Files.provider(Files.java:97)
>         at java.nio.file.Files.exists(Files.java:2385)
>         at org.apache.nifi.processors.standard.PutFile.onTrigger(PutFile.java:243)
>         at org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:27)
>         at org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1176)
>         at org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:213)
>         at org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:117)
>         at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
>         at java.util.concurrent.Executors$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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