When you build the Maven module which contains the custom NAR, what does your output look like? Specifically under the target/ directory? If you unzip the NAR file and compare that to one of the custom processors that has working documentation, do you see any differences?
Andy LoPresto alopre...@apache.org alopresto.apa...@gmail.com PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69 > On Jan 28, 2020, at 7:02 AM, Russell Bateman <r...@windofkeltia.com> wrote: > > Thanks, Andy, no offense taken. I tried this in Chrome and Firefox, but am > still getting that default page. My sample flow also contains an instance of > GetFile feeding sample files into CustomProcessor. When I look at GetFile's > usage, I see /Description: Creates FlowFiles from file in a directory/, etc. > > I've written a few custom processors over the years, but this is the first > time I've done something inadvertently so stupid as not to stumble later upon > what would make usage fail for it. The only thing different is that I have it > in a totally new NAR by itself so far and am using 1.10.0. > > This is bizarre to say the least. > > Russ > > On 1/27/20 5:56 PM, Andy LoPresto wrote: >> Hi Russ, >> >> I hate to suggest something so simple, but have you cleared the cache of >> your browser? Sometimes this can be a result of stale caching. >> >> Andy LoPresto >> alopre...@apache.org >> alopresto.apa...@gmail.com >> PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69 >> >>> On Jan 27, 2020, at 2:30 PM, Russell Bateman <r...@windofkeltia.com> wrote: >>> >>> Addendum: the @TagsI add are not showing up in the tag field at the left, >>> but when I scroll down in the processor list and see my new custom >>> processor, I do see these tags listed next, to its right. >>> >>> On 1/27/20 3:27 PM, Russell Bateman wrote: >>>> Perhaps I made my question less clear that I could have. Consider that I >>>> have this annotation on the class of processor: >>>> >>>> @CapabilityDescription( "Custom processor usage statement..." ) >>>> >>>> and, because my processor is listed in the file >>>> >>>> >>>> /src/main/resources/META-INF/services/org.apache.nifi.processor.Processor/ >>>> >>>> as >>>> >>>> /com.windofkeltia.processor.//CustomProcessor/ >>>> >>>> I am able to create a perfectly running and working instance of this >>>> processor on the canvas through the web browser UI of NiFi 1.10.0. >>>> >>>> However, when I right-click the processor instance and choose View usage, >>>> I do not see documentation with >>>> >>>> "Custom processor usage statement..." >>>> >>>> but, instead, I see what I assume is default page content saying >>>> principally, "Apache NiFi Overview". I am looking for help/things to check >>>> that are keeping NiFi from displaying documentation for my capability >>>> description, properties, relationships, etc. Also, I am using the @Tags >>>> annotation to add a couple of quick-find tags: neither of these are >>>> showing up when I go to create an instance of the processor. This is also >>>> likely a clue to what I'm doing wrong. >>>> >>>> Thanks, >>>> Russ >>>> >>>> >>>> On 1/24/20 3:30 PM, Russell Bateman wrote: >>>>> My custom processor's usage, which should come from the >>>>> @CapabilityDescription annotation of the class containing the onTrigger() >>>>> method, nevertheless is nothing more than the Apache NiFi Overview. I am >>>>> able to place an instance on the canvas via the processor Component Tool >>>>> (so, the custom processor is there--I just can't get my usage statement): >>>>> >>>>> @SupportsBatching >>>>> @SideEffectFree >>>>> @InputRequirement( InputRequirement.Requirement.INPUT_REQUIRED ) >>>>> *@CapabilityDescription( "Custom processor usage statement..**." )* >>>>> public class CustomProcessor extends AbstractSessionFactory Processor >>>>> { >>>>> @Override >>>>> public void onTrigger( final ProcessContext context, final >>>>> ProcessSessionFactory sessionFactory ) >>>>> throws ProcessException >>>>> { >>>>> ... >>>>> } >>>>> >>>>> etc. >>>>> } >>>>> >>>>> What thing missing should I be looking for to fix this? >>>>> >>>>> I'm sure it's some stupid oversight that I have not failed to provide in >>>>> other (successfully documented) custom processors I've written. I have >>>>> compared this processor to those others; I've structured it identically, >>>>> etc. and I have pored through >>>>> https://nifi.apache.org/docs/nifi-docs/html/developer-guide.html#documenting-a-component >>>>> a number of times. Usage just doesn't work. >>>>> >>>>> Thanks. >>>>> >>>>> >> >