Hi Lahiru, Yes, my bad. In that case he has to use a custom window.
thanks and regards On Sun, Oct 19, 2014 at 3:21 PM, Lahiru Cooray <[email protected]> wrote: > Hi, > I guess Shashika needs to read all the events in a single stream and out > put a *single value.* > > *Stream1 * > Event 1 >>>>> {BookID:'001'} {BookName:'aaa' } > Event 2 >>>>> {BookID:'002'} {BookName:'bbb' } > Event 3 >>>>> {BookID:'003'} {BookName:'ccc' } > > *Eg: Output the Book Count * > > As per my understanding we cannot use a custom function for this use case > since it will output a result for each event. > > On Thu, Oct 16, 2014 at 6:42 PM, Shashika Karunatilaka <[email protected] > > wrote: > >> Hi Mohanadarshan, >> Thanks for the info, yes i have to go with the custom window. >> >> On Wed, Oct 15, 2014 at 6:03 PM, Mohanadarshan Vivekanandalingam < >> [email protected]> wrote: >> >>> >>> >>> On Wed, Oct 15, 2014 at 5:52 PM, Shashika Karunatilaka < >>> [email protected]> wrote: >>> >>>> Hi, >>>> >>> >>> Hi Shashika, >>> >>> >>>> >>>> >>> I'm in the process of creating siddhi custom function, its like an >>>> aggregate function which inputs a set of data returns a single value. >>>> Is there a way i can send data array to my custom function or else can >>>> i handle that inside my custom function? >>>> As an example there is a stream called "A", stream "A" has attribute >>>> called "bookID", i need to pass all the bookID's in that stream to the >>>> aggregate function and return a single value. >>>> >>>> >>> Based on my understanding, i don't believe siddhi function is >>> appropriate for your usecase.. You may need to use transform processor or >>> window.. >>> >>> Thanks, >>> Mohan >>> >>> >>> >>>> Thank you. >>>> >>>> -- >>>> Shashika Prabath Karunatilaka, >>>> Software Engineer, >>>> WSO2, Inc: http://wso2.com/ >>>> mobile : +94 77 7487792 >>>> >>>> _______________________________________________ >>>> Dev mailing list >>>> [email protected] >>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> >>>> >>> >>> >>> -- >>> *V. Mohanadarshan* >>> *Software Engineer,* >>> *Data Technologies Team,* >>> *WSO2, Inc. http://wso2.com <http://wso2.com> * >>> *lean.enterprise.middleware.* >>> >>> email: [email protected] >>> phone:(+94) 771117673 >>> >> >> >> >> -- >> Shashika Prabath Karunatilaka, >> Software Engineer, >> WSO2, Inc: http://wso2.com/ >> mobile : +94 77 7487792 >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > *Lahiru Cooray* > Software Engineer > WSO2, Inc.;http://wso2.com/ > lean.enterprise.middleware > > Mobile: +94 715 654154 > > _______________________________________________ > Dev mailing list > [email protected] > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- Awanthika Senarath Software Engineer, WSO2 Inc. Mobile: +94717681791
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