Thanks very much Koji for your quick response and your example, I will look into your example. đ
Regards, Ben 2017-07-14 17:27 GMT+08:00 Koji Kawamura <ijokaruma...@apache.org>: > Hi Ben, > > If the processor is running, stop will wait for the thread to complete. > Please see stop() method here. > https://github.com/apache/nifi/blob/master/nifi-nar- > bundles/nifi-framework-bundle/nifi-framework/nifi-framework- > core/src/main/java/org/apache/nifi/controller/StandardProcessorNode.java > > To stop or start a processor, you just need to update its state. I have an > example here. Please refer updateProcessorState function. > https://github.com/ijokarumawak/nifi-api-client-js/blob/master/nifi-api- > client.js > > Trying to reply from mobile at best effort. Excuse me for typos if any.. > > Thanks, > Koji > > > On Jul 14, 2017 5:29 PM, "ĺ°šćć" <batman...@gmail.com> wrote: > > Hi Koji, I tried to play with the NIFI REST API with chrome postman app, > when you mentioned about restart the processor via REST API, did you mean > first sending stop command and then send start command via the API "PUT > /processors/{id}"? By the way, when I send the stop command to the > processor, will it finish its work > and then stop the processor or will it simply kill the task directly? > Thanks. > > Regards, > Ben > > 2017-07-14 15:13 GMT+08:00 ĺ°šćć <batman...@gmail.com>: > > > Thanks Koji, I checked the NIFI REST API and it seems that I need to use > > Groovy to do it(I don't understand Groovy), is there any Java related > > examples which interact with NIFI via REST API? Thanks. > > > > Regards, > > Ben > > > > 2017-07-14 13:49 GMT+08:00 Koji Kawamura <ijokaruma...@gmail.com>: > > > >> Hi Ben, > >> > >> Just an idea, using ListenHTTP or HandleHTTPRequest (or whatever > >> listener type processor you can use) in front of your processor might > >> be helpful. You also need to change your processor to support incoming > >> FlowFile as well if it doesn't currently. This way, the outside > >> application can send a simple HTTP request to do your processor its > >> job. > >> > >> Another possible way would be using NiFi REST API, stop the processor > >> and then restart it. When the processor is restarted, its onTrigger > >> will be called, and it will wait for next time to be scheduled (next > >> 5min in your case). > >> > >> Thanks, > >> Koji > >> > >> On Wed, Jul 12, 2017 at 5:04 PM, ĺ°šćć <batman...@gmail.com> wrote: > >> > Hi guys, is it possible for a Java application outside the NIFI > >> environment > >> > to trigger a timer-driven processor to do its work(I mean its > ontrigger > >> > method will be called) when the processor is not yet due to be > >> triggered? > >> > The reason why I'm asking about this is because I have a Java > >> applicatiion > >> > with UI outside NIFI and there're some configuration data that could > be > >> > updated into a database, and my processor in NIFI need to get the > >> updated > >> > configuration > >> > data from that database as soon as possible, but my processor is > >> configured > >> > to be timer driven of 5 mins. I hope the processor could be triggered > to > >> > run after the configuration is updated by the Java application when > it's > >> > not yet reached > >> > the time for it to be triggered. Thanks. > >> > > >> > Regards, > >> > Ben > >> > > > > >
