I think this was probably because there are some old queries in CEP documentation under "Writing a custom window".
I've created a doc jira[1] to track this. @Praneesha, can you look into this and fix the docs mentioned in the ticket, please? Thanks, Lasantha [1] https://wso2.org/jira/browse/DOCUMENTATION-1186 On 13 October 2014 16:20, Tishan Dahanayakage <tis...@wso2.com> wrote: > Hi Asok, > Siddhi query you are using is wrong. Correct query is > > from topkeventstream#window.custom:topKfrequency("3","1",symbol) > select symbol > insert into topkresultstream; > > Please refer [1] to learn about Siddhi query language. > When you want to send data out of the window execute > nextProcessor.process(event). It will send particular set of events to the > next execution element of the query(ex: Selector) > > [1] https://docs.wso2.com/display/CEP310/Siddhi+Language+Specification > > On Mon, Oct 13, 2014 at 3:59 PM, Asok Perera <as...@wso2.com> wrote: > >> Hi, >> >> I wrote a window extension for Siddhi (implementing Stremlib library) >> which suppose to be keeping most frequent K events in the window. According >> to the logs, the window in functional. >> Now I need to get the events which are *inside* the window into an >> output stream. >> Im using below siddhi query, >> >> from topkeventstream#window.custom:topKfrequency("3","1",symbol) >> insert into topkresultstream symbol >> >> , this gives me following error >> line 2:29 extraneous input 'symbol' expecting EOF >> >> Does someone has any idea on this ? >> >> BR >> >> *Asok Aravinda Perera* >> Software Engineer >> WSO2, Inc.;http://wso2.com/ >> <http://www.google.com/url?q=http%3A%2F%2Fwso2.com%2F&sa=D&sntz=1&usg=AFQjCNGJuLRux6KkJwXKVUCYOtEsNCmIAQ> >> lean.enterprise.middleware >> >> Mobile: +94722241032 >> >> _______________________________________________ >> Dev mailing list >> Dev@wso2.org >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > Tishan Dahanayakage > Software Engineer > WSO2, Inc. > Mobile:+94 716481328 > > Disclaimer: This communication may contain privileged or other > confidential information and is intended exclusively for the addressee/s. > If you are not the intended recipient/s, or believe that you may have > received this communication in error, please reply to the sender indicating > that fact and delete the copy you received and in addition, you should not > print, copy, re-transmit, disseminate, or otherwise use the information > contained in this communication. Internet communications cannot be > guaranteed to be timely, secure, error or virus-free. The sender does not > accept liability for any errors or omissions. > > _______________________________________________ > Dev mailing list > Dev@wso2.org > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- *Lasantha Fernando* Software Engineer - Data Technologies Team WSO2 Inc. http://wso2.com email: lasan...@wso2.com mobile: (+94) 71 5247551
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