Notice that the metadata annotations must precede 'when', not 'then'. rule x @Purpose( "purpose of x" ) when ... then ... end You may use more than one such metadata, e.g., rule x @Purpose( "purpose of x" ) @Rulename( "this rule is called 'x'" ) when ... -W -W On 6/30/09, Amila Silva <amilac(a)hsenidmobile.com&gt; wrote: > > hi Laun, > I tries with your solutions but i couldn't find the way to configure > the meta - data part in rule file to read. > I came across with following issues when trying to read it from a given > code. > > [12,2]: [ERR 102] Line 12:2 mismatched input 'AT' expecting 'then' in > rule "create new Instance" > Exception in thread "main" java.lang.IllegalArgumentException: Could > not parse knowledge. > > i think this might be a issue with a @ sign in the rule file but i think > i this kinda of annotations will help to specify the > main rule name. Or is there any way to identify or filter out the main > rule name from file. > > BTW your this solution help me a lot. > thanks > > > > > > > On Tue, Jun 30, 2009 at 2:44 PM, Wolfgang Laun <wolfgang.laun(a)gmail.com&gt;wrote: > >> You might use the API to retrieve all rules in your KnowledgeBase >> >> KnowledgeBase kBase = ...; >> >> for( KnowledgePackage kp: kBase.getKnowledgePackages() ){ >> for( Rule r: kp.getRules() ){ >> String name = r.getName(); >> String purpose = r.getMetaAttribute( "Purpose" ); // or >> similar - see below >> System.out.println( "Rule " + name + ", purpose: " + purpose >> ); >> } >> } >> >> Rule names may not provide sufficient information. You could add >> arbitrary metadata to your rules, e.g., >> >> rule "pqx" >> @Purpose( "locates very interesting facts" ) >> when >> ... >> end >> >> -W >> >> >> >> 2009/6/30 Amila Silva <amilac(a)hsenidmobile.com&gt; >> >>> >>> hi everyone, >>> I have requirement like to retrieve the RULE names in a given rule >>> files. and also is there a way to map a rule names from a multiple rule >>> files. >>> i want to load the or show the available rules and system user to >>> select the required rule for his program. >>> let me know the possible way of doing this. >>> >>> >>> -- >>> Thanks, >>> Regrads, >>> >>> Amila Silva, >>> Associate Software Engineer >>> >>> hSenid Mobile Solutions >>> >>> Phone : >>> +94-77-9983894 >>> Fax : >>> +94-11-2673 845 >>> >>> Web: >>> http://www.hSenid.com <http://www.hsenid.com/> >>> >>> Make it Happen >>> >>> >>> http://www.hSenidMobile.com <http://www.hsenidmobile.com/> >>> >>> Enabling the Mobile World >>> >>> >>> Disclaimer: This email and any files transmitted with it are >>> confidential and intended solely for the use of the individual or entity to >>> which they are addressed. The content and opinions contained in this email >>> are not necessarily those of hSenid Software International. If you have >>> received this email in error please contact the sender. >>> >>> >>> >>> _______________________________________________ >>> rules-users mailing list >>> rules-users(a)lists.jboss.org >>> https://lists.jboss.org/mailman/listinfo/rules-users >>> >>> >>> >> >> > > > -- > >