Thanks for point out the README (did not find it in my searching). I'll have a look at it.
Devin On Fri, Jun 24, 2016 at 7:24 PM, Bryan Bende <[email protected]> wrote: > Hi Devin, > > I'm not aware of a built in escape function in NiFi's EL, although you > might be able to do some of it with the replace functions. > > NiFi's expression language is in this module: > > https://github.com/apache/nifi/tree/master/nifi-commons/nifi-expression-language > > The README has some good details about how to make changes. Let us know if > it isn't clear. > > Thanks, > > Bryan > > > On Fri, Jun 24, 2016 at 1:15 PM, Devin Fisher < > [email protected]> wrote: > > > I'm looking to create a bit of JSON using Nifi Expression Language so > that > > I can send it to a web service. But It does not look like Nifi Expression > > Language have a function for escaping text to put into JSON. I've looked > > around in the wiki and I don't see any documentation now how to extend > > the Expression Language (not even sure if it is possible). > > > > Looks like nifi makes use of Apache commons-lang which has some functions > > that would do the heavy lifting. [1] > > > > So if someone can help me understand the Expression Language end points I > > could do the work fairly easily I think. And add functions for the other > > formats supported by StringEscapeUtils (XML, csv, html). > > > > I think this could be useful. > > > > Devin > > > > [1] > > > > > https://commons.apache.org/proper/commons-lang/apidocs/org/apache/commons/lang3/StringEscapeUtils.html > > >
