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From: Mike Thomsen <mikerthomsen@gmail.com>
Date: Sat, 04 Nov 2017 14:55:03 +0000
Message-ID: <CALAQ4HuBRoStri_pzA3Tz8fpqHOE4sdgk5LNLRaHLgM5cH__wQ@mail.gmail.com>
Subject: Re: Enrichment flow using ScriptedLookup
To: users@nifi.apache.org
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archived-at: Sat, 04 Nov 2017 14:55:27 -0000

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You may need to update the logback xml file in the conf folder. There is a
line in there for the processor package. Might be too high for info.
On Sat, Nov 4, 2017 at 10:50 AM Eric Chaves <eric@uolet.com> wrote:

> Hi folks,
>
> I'm trying to adapt the flow described at
> https://community.hortonworks.com/articles/138632/data-flow-enrichment-with-nifi-lookuprecord-proces.html
> using ScriptedLookupService as replacement for SimpleKeyValueLookupService
> to lookup city names and enrich and incoming record.
>
> When I ran the flow with KeyValueLookupService the field gets enriched
> properly but when I use my scriptedlookup the value always come back as
> null.  The script was pretty simple and I can't figure out where is my
> error. I also tried the ScriptLookup (just the script, not the flow) by
> AloPresto at
> https://gist.github.com/alopresto/78eb1a2c2b878f75f61481269af38a9f with
> the same resutls.
>
> I'm trying to log.info the execution to figure out my mistakes but the
> logs are going nowhere. How can I enable logging for services?
>
> Does anyone spot an error?
>
> ---[service-lookup.groovy]---
> import org.apache.nifi.lookup.StringLookupService
>
> class GroovyLookupService implements StringLookupService {
>
>   def lookupTable = [
>     '1': 'Paris',
>     '2': 'Lyon',
>     '3': 'Marseille',
>     '4': 'Toulouse',
>     '5': 'Nice'
>   ]
>
>     @Override
>     Optional<String> lookup(final String key) {
>       log.warn('key value: ', key)
>       return Optional.ofNullable(lookupTable[key])
>     }
> }
>
> lookupService = new GroovyLookupService()
> ---
>
>

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You may need to update the logback xml file in the conf folder. There is a =
line in there for the processor package. Might be too high for info.<br><di=
v class=3D"gmail_quote"><div dir=3D"ltr">On Sat, Nov 4, 2017 at 10:50 AM Er=
ic Chaves &lt;<a href=3D"mailto:eric@uolet.com">eric@uolet.com</a>&gt; wrot=
e:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;bo=
rder-left:1px #ccc solid;padding-left:1ex"><div dir=3D"ltr">Hi folks,<div><=
br></div><div>I&#39;m trying to adapt the flow described at <a href=3D"http=
s://community.hortonworks.com/articles/138632/data-flow-enrichment-with-nif=
i-lookuprecord-proces.html" target=3D"_blank">https://community.hortonworks=
.com/articles/138632/data-flow-enrichment-with-nifi-lookuprecord-proces.htm=
l</a> using ScriptedLookupService as replacement for=C2=A0SimpleKeyValueLoo=
kupService to lookup city names and enrich and incoming record.=C2=A0</div>=
<div><br></div><div>When I ran the flow with KeyValueLookupService the fiel=
d gets enriched properly but when I use my scriptedlookup the value always =
come back as null.=C2=A0 The script was pretty simple and I can&#39;t figur=
e out where is my error. I also tried the ScriptLookup (just the script, no=
t the flow) by AloPresto at=C2=A0<a href=3D"https://gist.github.com/alopres=
to/78eb1a2c2b878f75f61481269af38a9f" target=3D"_blank">https://gist.github.=
com/alopresto/78eb1a2c2b878f75f61481269af38a9f</a> with the same resutls.</=
div><div><br></div><div>I&#39;m trying to <a href=3D"http://log.info" targe=
t=3D"_blank">log.info</a> the execution to figure out my mistakes but the l=
ogs are going nowhere. How can I enable logging for services?</div><div><br=
></div><div>Does anyone spot an error?</div><div><br></div><div>---[service=
-lookup.groovy]---</div><div><div>import org.apache.nifi.lookup.StringLooku=
pService<br></div><div><br></div><div>class GroovyLookupService implements =
StringLookupService {</div><div><br></div><div>=C2=A0 def lookupTable =3D [=
</div><div>=C2=A0 =C2=A0 &#39;1&#39;: &#39;Paris&#39;,</div><div>=C2=A0 =C2=
=A0 &#39;2&#39;: &#39;Lyon&#39;,</div><div>=C2=A0 =C2=A0 &#39;3&#39;: &#39;=
Marseille&#39;,</div><div>=C2=A0 =C2=A0 &#39;4&#39;: &#39;Toulouse&#39;,</d=
iv><div>=C2=A0 =C2=A0 &#39;5&#39;: &#39;Nice&#39;</div><div>=C2=A0 ]</div><=
div><br></div><div>=C2=A0 =C2=A0 @Override</div><div>=C2=A0 =C2=A0 Optional=
&lt;String&gt; lookup(final String key) {</div><div>=C2=A0 =C2=A0 =C2=A0 lo=
g.warn(&#39;key value: &#39;, key)</div><div>=C2=A0 =C2=A0 =C2=A0 return Op=
tional.ofNullable(lookupTable[key])</div><div>=C2=A0 =C2=A0 }</div><div>}</=
div><div><br></div><div>lookupService =3D new GroovyLookupService()</div></=
div><div>---</div><div><br></div></div>
</blockquote></div>

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