This isn't really anything to do with Drools though. Drools rules could simply use "from" to invoke methods on a proxy that hides your mainframe connectivity (which would be the same for any Java application). ________________________________ From: rules-users-bounces(a)lists.jboss.org [mailto:rules-users-bounces@lists.jboss.org] On Behalf Of Mauricio Salatino Sent: 26 February 2009 12:16 To: Prachi.Patil(a)patni.com; Rules Users List Subject: Re: [rules-users] Drools connectivity with mainframes Probably you may need an Enterprise Service Bus (ESB), like jboss ESB to decouple the communication with a mainframe and add a lot of flexibility to communicate with another systems too. On Thu, Feb 26, 2009 at 8:50 AM, Prachi Patil <Prachi.Patil(a)patni.com&gt; wrote: Can Drools connect to the Mainframes or fetch data from the mainframe systems? Thanks! _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users -- - Salatino Mauricio -