you can't use > in XML, escape it. Mark J, Chandra Sekhar wrote: Hi, I have replaced the line <java:condition> math.op1 > 0 and math.op2 > 0 </java:condition> with <java:condition> math.getOp1() > 0 </java:condition> still I am getting the same exceptionRegards, chandu -----Original Message----- From: Mark Proctor [mailto:[EMAIL PROTECTED]] Sent: Wednesday, October 25, 2006 2:15 PM To: user@drools.codehaus.org Subject: Re: [drools-user] DroolsParserException You can only put valid java inside a <condition> 'and' is not valid java. Mark J, Chandra Sekhar wrote:Hi, I am getting the following exception, when I try to read the rules ( which are defined in the xml file ) from my java program org.drools.compiler.DroolsParserException at org.drools.compiler.PackageBuilder.addPackageFromXml(Unknown Source) at com.sample.DroolsMathExp.readRule(DroolsMathExp.java:75) at com.sample.DroolsMathExp.main(DroolsMathExp.java:21) (null: 6, 56): cvc-elt.1: Cannot find the declaration of element 'rule-set'. Here are the xml and java files ------------------------------------ 'MathRulesXml.xml' <rule-set name="math rules" xmlns="http://drools.org/rules" xmlns:java="http://drools.org/semantics/java" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance" xs:schemaLocation="http://drools.org/rules rules.xsd http://drools.org/semantics/javajava.xsd"><rule name="math rule1"> <parameter identifier="math"> <class>com.sample.MathObj</class> </parameter> <java:condition> math.op1 > 0 and math.op2 > 0 </java:condition> <java:consequence> math.setResult( math.getOp1() + math.getOp2() ); System.out.println( "op1 = "+ math.getOp1()); System.out.println( "op1 = "+ math.getOp2()); System.out.println( "op1 + op2 = "+math.getResult());</java:consequence> </rule> </rule-set> ---------------------------------------------------------------------- -- -- "DroolsMathExp.java" Reader source = new InputStreamReader( DroolsMathExp.class.getResourceAsStream( "MathRulesXml.xml" ) ); PackageBuilder builder = new PackageBuilder(); builder.addPackageFromXml(source); Package pkg = builder.getPackage(); RuleBase ruleBase = RuleBaseFactory.newRuleBase(); ruleBase.addPackage( pkg ); WorkingMemory workingMemory = ruleBase.newWorkingMemory(); MathObj obj1 = new MathObj(); obj1.setOp1(20); obj1.setOp2(10); workingMemory.assertObject(obj1); workingMemory.fireAllRules(); ---------------------------------------------------------------------- -- ------------ Please correct me whether the xml file is correct or not, give me someexamples how to define rules in xml file. Which is the best option to define rules in the following, and why 1) xml file 2) drl file 3) DRL with DSL file 4) XL sheet Regards. Chandrasekhar J --------------------------------------------------------------------- To unsubscribe from this list please visit: http://xircles.codehaus.org/manage_email -- This email has been verified as Virus free Virus Protection and more available at http://www.plus.net--------------------------------------------------------------------- To unsubscribe from this list please visit: http://xircles.codehaus.org/manage_email --------------------------------------------------------------------- To unsubscribe from this list please visit: http://xircles.codehaus.org/manage_email -- This email has been verified as Virus free Virus Protection and more available at http://www.plus.net |
- [drools-user] DroolsParserException J, Chandra Sekhar
- Re: [drools-user] DroolsParserException Mark Proctor
- RE: [drools-user] DroolsParserException J, Chandra Sekhar
- Re: [drools-user] DroolsParserException Mark Proctor