I've had some success using Esper directly in Clojure for an internal project at work.
Are you just looking to avoid interop? Are you just curious about what other Clojure-specific options exist? Or is there a specific tradeoff, design constraint, or quality attribute you're working with? Paul On Apr 23, 1:49 pm, Rogier Peters <rogier.pet...@gmail.com> wrote: > Hi Mark, > > Thanks. Some work has been done by Thomas Dudziak on integrating storm > with esper [1][2]. > > What esper offers is: > a. queries (select average(price) from events where type=buy) > b. windows (the above for a window of 30 minutes) > c. patterns (if event a is not followed within 5 minutes by event b) > d. the dsl (everything can be done in sql-like query) > > So it can probably be built in storm, but it's not as easy to use. And > since I don't need storm's distributed nature it could probably even > be done in raw clojure. > > [1]http://tomdzk.wordpress.com/2011/09/28/storm-esper/ > [2]https://github.com/tomdz/storm-esper > > > > > > > > > > On Mon, Apr 23, 2012 at 6:44 PM, Mark Rathwell <mark.rathw...@gmail.com> > wrote: > > I would start with storm: > > >https://github.com/nathanmarz/storm > > > On Apr 23, 2012, at 9:51 AM, Rogier Peters <rogier.pet...@gmail.com> wrote: > > >> Hi, > > >> For a java project I have been looking at Esper (esper.codehaus.org), > >> a component for complex event processing: > > >> "Complex event processing (CEP) delivers high-speed processing of many > >> events across all the layers of an organization, identifying the most > >> meaningful events within the event cloud, analyzing their impact, and > >> taking subsequent action in real time (source:Wikipedia). > > >> Esper offers a Domain Specific Language (DSL) for processing events. > >> The Event Processing Language (EPL) is a declarative language for > >> dealing with high frequency time-based event data. > > >> Some typical examples of applications are: > > >> Business process management and automation (process monitoring, BAM, > >> reporting exceptions, operational intelligence) > >> Finance (algorithmic trading, fraud detection, risk management) > >> Network and application monitoring (intrusion detection, SLA monitoring) > >> Sensor network applications (RFID reading, scheduling and control of > >> fabrication lines, air traffic)" > > >> tl;dr: > > >> My question is: is there an alternative for this in the clojure > >> ecosystem (since clojure seems like a good fit for this), and if not, > >> what kind of clojure components/libraries would be a good starting > >> point to implement someting similar > > >> -- > >> Rogier Peters > >> rogier@twitter, flickr, delicious > > >> -- > >> You received this message because you are subscribed to the Google > >> Groups "Clojure" group. > >> To post to this group, send email to clojure@googlegroups.com > >> Note that posts from new members are moderated - please be patient with > >> your first post. > >> To unsubscribe from this group, send email to > >> clojure+unsubscr...@googlegroups.com > >> For more options, visit this group at > >>http://groups.google.com/group/clojure?hl=en > > > -- > > You received this message because you are subscribed to the Google > > Groups "Clojure" group. > > To post to this group, send email to clojure@googlegroups.com > > Note that posts from new members are moderated - please be patient with > > your first post. > > To unsubscribe from this group, send email to > > clojure+unsubscr...@googlegroups.com > > For more options, visit this group at > >http://groups.google.com/group/clojure?hl=en > > -- > Rogier Peters > rogier@twitter, flickr, delicious -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en
