i really wonder why storm jar can't find or loadmain class of wordcounttopology ..?
On Thu, Jan 2, 2014 at 12:38 AM, researcher cs <prog.researc...@gmail.com>wrote: > Nathan , i tried searching WordCountTopology in storm-starter > wrote this command > user@ubuntu:~/Storm/storm-0.8.2$ jar -tf storm-starter.jar > and got > storm-starter/src/jvm/storm/starter/WordCountTopology.java > > > On Tue, Dec 31, 2013 at 10:59 PM, Nathan Leung <ncle...@gmail.com> wrote: > >> Yes >> On Dec 31, 2013 2:58 PM, "researcher cs" <prog.researc...@gmail.com> >> wrote: >> >>> Nathan , Do you mean by jar -tf for searching WordCountTopology in >>> storm-starter.jar or what ... ? >>> >>> >>> On Tue, Dec 31, 2013 at 9:24 PM, Nathan Leung <ncle...@gmail.com> wrote: >>> >>>> If the jar file is in fact in the location you expect it you can also >>>> jar -tf on the file and search for the WordCountTopology. >>>> On Dec 31, 2013 1:37 PM, "researcher cs" <prog.researc...@gmail.com> >>>> wrote: >>>> >>>>> Yes,Nathan I've storm-starter.jar and installed maven and run topology >>>>> successfully >>>>> >>>>> >>>>> On Tue, Dec 31, 2013 at 3:06 PM, Nathan Leung <ncle...@gmail.com>wrote: >>>>> >>>>>> Do you have a file storm-starter.jar? This doesn't match the snapshot >>>>>> naming that maven created for the "with dependencies" jar file. Also did >>>>>> you do mvn install? >>>>>> >>>>>> -Nathan >>>>>> On Dec 31, 2013 12:55 AM, "researcher cs" <prog.researc...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> Thanks Abhishek for replying >>>>>>> Steps >>>>>>> 1- After installed storm .. i downloaded storm-starter to run it on >>>>>>> storm >>>>>>> 2- running WordCountTopology using maven "build successfully" >>>>>>> 3- trying to submit a topology on storm ui . using storm jar >>>>>>> 4- i used storm jar SNAPSHOT with dependencies and worked well .. >>>>>>> 5- trying to use storm jar user@ubuntu:~/Storm/storm$ bin/storm >>>>>>> jar storm-starter.jar storm.starter.WordCountTopology wordcount but it >>>>>>> didn't work got this error "cannot find or load main class of >>>>>>> WordCountTopology" >>>>>>> >>>>>>> but i want to tell you something i guessed that it's the reason >>>>>>> when i imported package of storm starter in Eclipse to run code of >>>>>>> it .. i found error it's backtype package not defined !! >>>>>>> >>>>>>> >>>>>>> On Tue, Dec 31, 2013 at 6:44 AM, Abhishek Bhattacharjee < >>>>>>> abhishek.bhattacharje...@gmail.com> wrote: >>>>>>> >>>>>>>> What are you doing exactly could you send the steps you are >>>>>>>> following ? If you are having problems with mvn use lein. >>>>>>>> Send the logs of what you are doing that will help us understand >>>>>>>> why exactly you are getting the error. >>>>>>>> >>>>>>>> >>>>>>>> On Tue, Dec 31, 2013 at 4:15 AM, researcher cs < >>>>>>>> prog.researc...@gmail.com> wrote: >>>>>>>> >>>>>>>>> Thanks Aniket >>>>>>>>> >>>>>>>>> problem still persist after mvn clean install >>>>>>>>> >>>>>>>>> for your question do you mean that >>>>>>>>> /home/usr/Storm/storm/storm-starter/src/jvm/storm/starter/ >>>>>>>>> WordCountTopology.java >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> On Mon, Dec 30, 2013 at 10:25 AM, Aniket Alhat < >>>>>>>>> aniket.al...@gmail.com> wrote: >>>>>>>>> >>>>>>>>>> Don't forget to rename file m2-pom.xml to pom.xml and also post >>>>>>>>>> your directory "tree" structure. I want to check whether your source >>>>>>>>>> WordCountTopology.java exists or not. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Mon, Dec 30, 2013 at 10:52 AM, Aniket Alhat < >>>>>>>>>> aniket.al...@gmail.com> wrote: >>>>>>>>>> >>>>>>>>>>> cd Storm >>>>>>>>>>> cd storm >>>>>>>>>>> mvn clean install >>>>>>>>>>> bin/storm jar /home/user/storm/storm-starter.jar >>>>>>>>>>> "storm.starter.WordCountTopology" >>>>>>>>>>> On Dec 30, 2013 4:41 AM, "researcher cs" < >>>>>>>>>>> prog.researc...@gmail.com> wrote: >>>>>>>>>>> >>>>>>>>>>>> Thanks >>>>>>>>>>>> *Abhishek but i'm still until now have problem to find or load >>>>>>>>>>>> main class when i wrote this command *user@ubuntu:~/Storm/storm$ >>>>>>>>>>>> bin/storm jar /home/user/storm/storm-starter.jar >>>>>>>>>>>> storm.starter.WordCountTopology wordcount !! >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> On Sun, Dec 29, 2013 at 10:17 AM, Abhishek Bhattacharjee < >>>>>>>>>>>> abhishek.bhattacharje...@gmail.com> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> It seems at the first try the .jar file was not created and >>>>>>>>>>>>> that is why the class file could not be found. And while >>>>>>>>>>>>> submitting the >>>>>>>>>>>>> topology you should submit the whole path(i.e the absolute path >>>>>>>>>>>>> of the jar >>>>>>>>>>>>> file). >>>>>>>>>>>>> The command mvn -f m2-pom.xml compile exec:java >>>>>>>>>>>>> -Dstorm.topology=storm.starter.WordCountTopology >>>>>>>>>>>>> is used to run the topology. If you just want to build the jar >>>>>>>>>>>>> file use mvn package or lein uberjar. >>>>>>>>>>>>> >>>>>>>>>>>>> The second question about the jar with dependecies , a >>>>>>>>>>>>> standalone jar is a smaller jar and it doesn't have all the class >>>>>>>>>>>>> files >>>>>>>>>>>>> that are necessary to run a Topology whereas a jar with >>>>>>>>>>>>> dependencies is a >>>>>>>>>>>>> much bigger jar with all the dependencies. But I think from storm >>>>>>>>>>>>> perspective you should use the standalone jar not the jar with >>>>>>>>>>>>> dependencies. >>>>>>>>>>>>> I hope this helps. If you find something wrong please revert >>>>>>>>>>>>> back. >>>>>>>>>>>>> >>>>>>>>>>>>> Cheers, >>>>>>>>>>>>> *Abhishek Bhattacharjee* >>>>>>>>>>>>> *Pune Institute of Computer Technology* >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> >>>>>>>>>> *Aniket Alhatlinkedin.com/in/aniketalhat >>>>>>>>>> <http://linkedin.com/in/aniketalhat>* >>>>>>>>>> *+91 976 603 9317 <%2B91%20976%20603%209317>* >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> *Abhishek Bhattacharjee* >>>>>>>> *Pune Institute of Computer Technology* >>>>>>>> >>>>>>> >>>>>>> >>>>> >>> >
