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How does logging level get set? - NiFi - [mail # dev]
...Good morning. I am confused about logging levels from within java code thatdefines a nar.I have a java class file AMQPWorker.java, within which I establish a loggerused throughout my nar. Th...
   Author: James McMahon , 2018-09-11, 12:38
[expand - 4 more] - Creating an attribute - NiFi - [mail # user]
...Thank you Matt. Understood. Thanks again for taking the time to reply to myquestions. -JimOn Mon, Aug 20, 2018 at 9:13 AM, Matt Burgess  wrote:> Jim,>> If you know all the poss...
   Author: James McMahon , 2018-08-20, 14:20
[expand - 2 more] - Detect a pattern in incoming json content - NiFi - [mail # user]
...EvaluateJSONPath - I'll give that a try. I can't rule out such edge cases.Thank you very much Andy.On Thu, Aug 16, 2018 at 12:21 PM, Andy LoPresto wrote:> Jim,>> If the JSON can spa...
   Author: James McMahon , 2018-08-17, 15:20
[expand - 6 more] - User, Group in LDAP appear to be unknown to PutFile - NiFi - [mail # user]
...Yes sir - we are indeed able to create files with that group. By chance,are you using /etc/nsswitch.conf? Do your entries for passwd, shadow, andgroup look something like this?passwd:  ...
   Author: James McMahon , 2018-05-30, 18:40
Handling an error and sys.exit from python in ExecuteScript - NiFi - [mail # user]
...Hello. I am using an ExecuteScript processor to run a python script in theNiFi jython environment. Early in my script I try to get user and groupinfo from my ldap server. It works, but I wan...
   Author: James McMahon , 2018-05-16, 15:03
[expand - 3 more] - Error in Jython environment - NiFi - [mail # user]
...Thank you all for your insights. I opted to drop back and take a slightlydifferent approach, since statvfs was problematic.I created a pyt... ajython function that employs subprocess.Popen a...
   Author: James McMahon , 2018-04-16, 21:21
Querying for workflow volume - NiFi - [mail # user]
...How can a program running within an ExecuteScript processor determine asnapshot of the flowfile volume in a workflow at a point in time? I have apython program, and I want to control its exe...
   Author: James McMahon , 2018-03-29, 16:14
[expand - 1 more] - How does processor run duration impact scripts in ExecuteScript? - NiFi - [mail # user]
...Please disregard and pardon my question. Evidently not all processors offerthe "Run duration" configuration parameter, and ExecuteScript is one thatdoes not. My apologies.On Mon, Feb 26, 201...
   Author: James McMahon , 2018-02-27, 11:02
[expand - 1 more] - Get YYYY from java.sql.Timestamp (jython engine, ExecuteScript) - NiFi - [mail # user]
...Excellent - thank you Matt, I will work this in immediately. As always Iappreciate the insights and advice.Cheers,JimOn Thu, Feb 22, 2018 at 2:46 PM, Matt Burgess  wrote:> Jim,>&g...
   Author: James McMahon , 2018-02-22, 19:56
[expand - 2 more] - Sending Arguments to Scripts from ExecuteScript - NiFi - [mail # user]
...After some trial and error I discovered that my check whether the sys.argvlist was empty was failing. I had been trying thisif not sys.argvwhich I expected to work in the case where I was ru...
   Author: James McMahon , 2018-02-19, 14:41