Hi Nathan, We are also creating topologies by looking at a YAML based configuration. For our case we create the spouts and bolts that connect to external systems directly using the configuration. The bolts in the middle are not that easy to create by looking at a configuration.
Thanks, Supun.. On Tue, Nov 18, 2014 at 1:51 AM, Kobi Salant <[email protected]> wrote: > Hi Nathan, > > We actually created our own code to create topology from json:-) > I think it is great idea and we would probably switch to a more complete > code if possible. > > We would like the code to be extendable so we can add our own logic in the > creation processes other then supply our own spout and bolts classes. > > Thanks > Kovi > > On Tue, Nov 18, 2014 at 12:37 AM, Nathan Leung <[email protected]> wrote: > >> Hi, >> >> Every time I see a thread like this ( >> http://mail-archives.apache.org/mod_mbox/storm-user/201411.mbox/browser), >> it pains me. I have written code to be able to create a topology from json >> and execute it, but I am not allowed to share it. So far I have resisted >> the temptation to reproduce it in my own time because I don't have much >> free time, and because rewriting something isn't always the most fun thing >> to do. However, if enough people would use it, I would be more inclined to >> invest the time. >> >> So, two questions: >> >> 1) would you use this? >> >> 2) what features would you like to see (in addition to below)? >> >> Proposed features: >> >> a) pojo topology representation: leave choice of json or xml library up >> to the user >> >> b) support of all groupings, streams, via reflections >> >> c) ability to specify configuration map via config file >> >> d) reification of spout / bolt / dependency arguments >> >> e) recursive iteration of d) for construction of complex types >> > > > This message may contain confidential and/or privileged information. > If you are not the addressee or authorized to receive this on behalf of > the addressee you must not use, copy, disclose or take action based on this > message or any information herein. > If you have received this message in error, please advise the sender > immediately by reply email and delete this message. Thank you. > -- Supun Kamburugamuva Member, Apache Software Foundation; http://www.apache.org E-mail: [email protected]; Mobile: +1 812 369 6762 Blog: http://supunk.blogspot.com
