Wolfgang, On Tue, Sep 29, 2009 at 08:34:54AM +0200, Wolfgang Laun wrote: > On Tue, Sep 29, 2009 at 12:43 AM, Dave Schweisguth > <[email protected]>wrote: > > 1) One of my facts' properties is a set of strings. The goal is to "grep" > > them for some search string. The most convenient syntax I've come up with > > so far is to give the fact a method anyTextContains which loops over the > > set and calls contains(searchString) on each member, and then use > > > > fact: Fact() eval(fact.anyTextContains("searchString")) > > > > in my LHS. It's compact enough, but I wondered whether it could be done > > without a custom method or eval. "from" seems not to be a possibility since > > the collection is of strings, not objects. Any suggestions? > > But any java.lang.String is an Object, although without a field (in the > usual sense), Nevertheless, try > > rule "Match John" > when > Vote( $names : names ) // Set<String> names > String( this matches "John" ) from $names > then > System.out.println( "Hi John" ); > end
Thanks! That solves my (first) problem exactly. It does require my rule, which modifies the fact it matches, to be lock-on-active, but that seems fine in my case. Thanks, -- | Dave Schweisguth http://schweisguth.org/~dave/ | | Home: dave at schweisguth.org Work: http://www.nileguide.com/ | | For compliance with the NJ Right to Know Act: Contents partially unknown | _______________________________________________ rules-users mailing list [email protected] https://lists.jboss.org/mailman/listinfo/rules-users
