Aha! That's it. Thanks! ________________________________ From: rules-users-bounces(a)lists.jboss.org [mailto:rules-users-bounces@lists.jboss.org] On Behalf Of Swindells, Thomas Sent: Wednesday, August 18, 2010 9:26 AM To: Rules Users List Subject: Re: [rules-users] Adding two numbers Have a look at eval(). From: rules-users-bounces(a)lists.jboss.org [mailto:rules-users-bounces@lists.jboss.org] On Behalf Of Hehl, Thomas Sent: 18 August 2010 14:22 To: rules-users(a)lists.jboss.org Subject: [rules-users] Adding two numbers I have two properties on my class that I'd like to add together and compare results. I'm trying: when stub:PaymentStub(daysJuror + daysPanel > 0) But this throws an error. Either daysJuror or daysPanel work, but adding them together doesn't. Isn't there a way to do this? Thanks! Thom Hehl Java Applications Architect Public Safety & Justice Affiliated Computer Services, Inc. A Xerox Company 1733 Harrodsburg Road Lexington, KY 40504-3617 Tel 859.277.8800 x 144 Fax 859.277.2300 ________________________________ ************************************************************************ ************** This message is confidential and intended only for the addressee. If you have received this message in error, please immediately notify the postmaster(a)nds.com and delete it from your system as well as any copies. The content of e-mails as well as traffic data may be monitored by NDS for employment and security purposes. To protect the environment please do not print this e-mail unless necessary. NDS Limited. Registered Office: One London Road, Staines, Middlesex, TW18 4EX, United Kingdom. A company registered in England and Wales. Registered no. 3080780. VAT no. GB 603 8808 40-00 ************************************************************************ **************