Try: when TestClass( $list : listOfStrings ) Number( $count : intValue ) from accumulate( String( this matches "^a.b.*$" ) from $list, count(1) ) then // $count has number of matching strings end
[]s Edson 2010/7/31 ceemh3 <martin_hender...@hotmail.com> > > > does anybody know if there is a way to do for loops in drools ?. > > I am trying to loop through a list of string to see if one of the strings > matches a pattern e.g. > > def listOfStrings = ['a','a.b','a.b.c'] > > for(String s:listOfStrings){ > if(s matches "^a.b.*$"){ > return true > } > } > > I have written the following rule based on what documentation I could find, > but I dont think the syntax is correct > > rule "Matcher" > when > TestClass : TestClass(($s matches "^a.b.*$") from listOfStrings, > count($s)) > then > TestClass.setResponse( "Condition is True !!" ); > end > > I am finding it hard to find good documentation on the drl language > > I would appreciate any help that anybody can give me > > -- > View this message in context: > http://drools-java-rules-engine.46999.n3.nabble.com/are-for-loops-possible-in-drools-tp1011729p1011729.html > Sent from the Drools - User mailing list archive at Nabble.com. > _______________________________________________ > rules-users mailing list > rules-users@lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > -- Edson Tirelli JBoss Drools Core Development JBoss by Red Hat @ www.jboss.com
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