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From Joe Witt <joe.w...@gmail.com>
Subject Re: Content replacement
Date Fri, 04 Dec 2015 20:44:22 GMT
Chandru,

Correct what you're trying doesn't work just yet.  But once this [1] is
reviewed and pushed to master we should have your original request covered
quite nicely.

[1] https://issues.apache.org/jira/browse/NIFI-1249

Thanks
Joe

On Fri, Dec 4, 2015 at 3:26 PM, Chandu Koripella <ckoripel@starbucks.com>
wrote:

> Thanks Joe,
>
>
>
> I believe I tried this option earlier. As you notice I have 4 groups in
> the regular expression. I tried with all four groups. Nothing gets replaced
> in the put file.
>
>
>
> Group4 is 4 digit year, group3 is 3 digit month, group2 is date and group1
> is ddMMMyyyy
>
>
>
>
>
>
>
> *From:* Joe Witt [mailto:joe.witt@gmail.com]
> *Sent:* Thursday, December 03, 2015 7:00 PM
> *To:* users@nifi.apache.org
> *Subject:* Re: Content replacement
>
>
>
> Your use case description was excellent and helped expose a powerful and
> simple feature enhancement.
>
>
>
>   https://issues.apache.org/jira/browse/NIFI-1249
>
>
>
> Thanks
>
> Joe
>
>
>
> On Thu, Dec 3, 2015 at 9:21 PM, Joe Witt <joe.witt@gmail.com> wrote:
>
> Chandu,
>
>
>
> In building a template to support this I'm finding it more involved than
> desired.  If I get that done will post it unless someone else does so
> sooner.  However, the only reason it is more involved than I'd like is that
> the ReplaceText processor does almost everything we need here.  It can be
> in line mode to do the eval/replace on a per line basis and it can extract
> groups from the matching line and use those groups to format a new output.
> However, the difficulty in your example is that we cannot take that date
> string and convert it to a date and then format it back to a string (right
> now).  So will take a look at how we could better support the use case as
> well.
>
>
>
> Something else of note is that there are a couple of folks working on
> scripting processors so you could break into a convenient script to help
> tackle some cases like this as well.
>
>
>
> Will dig a bit more and respond.
>
>
>
> Thanks
>
> Joe
>
>
>
> On Thu, Dec 3, 2015 at 8:20 PM, Chandu Koripella <ckoripel@starbucks.com>
> wrote:
>
> HI,
>
>
>
> I am very new to the nifi and evaluating to use to do simple
> transformations. I am trying to convert date format from ddMMMyyyy to
>  yyyy/mm/dd using replace text option. I don’t find many options to do
> content replacement in the documentation. it is more focused for attribute
> manipulation.
>
>
>
>
>
> Hsere is my simple file format. how do I transform the data in col3? I
> appricaiate any help.
>
>
>
>
>
> Thanks,
>
> Chandu
>
>
>
>
>

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