[adding kasunG, Sameera, Kishanthan] @RuwanA,
+1 for the clarification. Finally decided to temporarily continue with my own Thread. However; Without any resource limitation creating Thread for each subscriber disconnect scenario is not a good practice IMO. @All For the initial question; It would be a great If let the community know "Is there any Carbon Thread Pool implemented in Carbon platform?" Thank you On Thu, Jun 11, 2015 at 8:38 AM, Ruwan Abeykoon <ruw...@wso2.com> wrote: > Hi Rasika, > I think your requirement is to attempt reconnection when some external > connectivity is lost. > > In this case I think it is better to handle this with your own thread, > which is quite similar to the code you have posted initially. The thread > can be created and kept in your connector level (say connection recovery > thread). You can make it null once reconnection completed and release any > resources, so that the thread can be GC ed properly. > > I think managing dedicated thread is better as it needs to be done at a > very low level. > Thread pool is more suited to handle > 1. common, extensible, pluggable, business workers > 2. I/O read and write > > but it is not good to use thread pool to handle connection management > logic, because of timing and pool starvation. Also it will give you less > coupling, good modularity and testability. > > WDYT? > > Cheers, > > > On Wed, Jun 10, 2015 at 6:06 PM, Rasika Perera <rasi...@wso2.com> wrote: > >> Hi All, >> >> Thanks for the prompt replies. You both have pointed NTask carbo-common >> component[1]. Had offline discussions with Nirmal and Anjana on how to >> integrate NTask to a product. I went through the following implementation >> sample [2]. AFAIU NTask is a scheduler implementation which needs some >> extra configurations for the bundle activator as well. >> >> But I think I need a simpler solution. Is there any way that I can access >> a Carbon Thread Pool simply? >> >> [1] >> https://github.com/wso2/carbon-commons/tree/master/components/ntask/org.wso2.carbon.ntask.core/src/main/java/org/wso2/carbon/ntask/core >> >> [2] >> https://github.com/wso2/carbon-analytics/tree/c554c7c988cd5e38ef85308bd3b14068cc33d634/components/analytics-core/org.wso2.carbon.analytics.dataservice/src/main/java/org/wso2/carbon/analytics/dataservice/tasks >> >> On Wed, Jun 10, 2015 at 12:06 PM, Nirmal Fernando <nir...@wso2.com> >> wrote: >> >>> Yes, use Carbon ntask feature. >>> >>> Sample; >>> >>> https://github.com/wso2/carbon-commons/blob/master/components/ntask/org.wso2.carbon.ntask.solutions/src/main/java/org/wso2/carbon/ntask/solutions/webservice/WebServiceCallTask.java >>> >>> On Wed, Jun 10, 2015 at 12:00 PM, Ruwan Abeykoon <ruw...@wso2.com> >>> wrote: >>> >>>> Hi Rasika, >>>> How about [1] ? >>>> >>>> [1] https://docs.wso2.com/display/Governance460/Scheduled+Task+Sample >>>> >>>> Cheers, >>>> >>>> >>>> On Wed, Jun 10, 2015 at 11:08 AM, Rasika Perera <rasi...@wso2.com> >>>> wrote: >>>> >>>>> Hi Folks, >>>>> >>>>> I have requirement that needs continuous polling for specific >>>>> subscriber implementation. >>>>> >>>>> Thread subscriberDaemon = new Thread() { >>>>> public void run() { >>>>> while (true) { >>>>> if (fooLogic) { >>>>> //logic goes here... >>>>> } else { >>>>> return; >>>>> } >>>>> >>>>> try { >>>>> Thread.sleep(500); >>>>> } catch (InterruptedException e) { >>>>> log.error("An Interrupted Exception in Subscriber >>>>> thread."); >>>>> } >>>>> } >>>>> } >>>>> }; >>>>> >>>>> >>>>> Since above created Thread is a low level implementation and may >>>>> subjected to the unmanageable resources; Is there any higher level Worker >>>>> Thread model implemented in Carbon platform? Or How can I barrow tomcat >>>>> thread pool through the Carbon APIs? >>>>> >>>>> Thank you >>>>> >>>>> -- >>>>> With Regards, >>>>> >>>>> *Rasika Perera* >>>>> Software Engineer >>>>> M: +94 71 680 9060 E: rasi...@wso2.com >>>>> LinkedIn: http://lk.linkedin.com/in/rasika90 >>>>> >>>>> WSO2 Inc. www.wso2.com >>>>> lean.enterprise.middleware >>>>> >>>>> _______________________________________________ >>>>> Dev mailing list >>>>> Dev@wso2.org >>>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>>> >>>>> >>>> >>>> >>>> -- >>>> >>>> *Ruwan Abeykoon* >>>> *Architect,* >>>> *WSO2, Inc. http://wso2.com <http://wso2.com/> * >>>> *lean.enterprise.middleware.* >>>> >>>> email: ruw...@wso2.com >>>> phone:(+94) 777739736 >>>> >>>> _______________________________________________ >>>> Dev mailing list >>>> Dev@wso2.org >>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> >>>> >>> >>> >>> -- >>> >>> Thanks & regards, >>> Nirmal >>> >>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>> Mobile: +94715779733 >>> Blog: http://nirmalfdo.blogspot.com/ >>> >>> >>> >> >> >> -- >> With Regards, >> >> *Rasika Perera* >> Software Engineer >> M: +94 71 680 9060 E: rasi...@wso2.com >> LinkedIn: http://lk.linkedin.com/in/rasika90 >> >> WSO2 Inc. www.wso2.com >> lean.enterprise.middleware >> > > > > -- > > *Ruwan Abeykoon* > *Architect,* > *WSO2, Inc. http://wso2.com <http://wso2.com/> * > *lean.enterprise.middleware.* > > email: ruw...@wso2.com > phone:(+94) 777739736 > -- With Regards, *Rasika Perera* Software Engineer M: +94 71 680 9060 E: rasi...@wso2.com LinkedIn: http://lk.linkedin.com/in/rasika90 WSO2 Inc. www.wso2.com lean.enterprise.middleware
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