Looks like your classpath is missing a jar that contains org.drools.brms.server.util.BRXMLPersistence Your either missing a dependency that you need or you may have a mix of different versions causing problems. What's in your classpath and how are you managing it? Thomas > -----Original Message----- > From: rules-users-bounces(a)lists.jboss.org [mailto:rules-users- > bounces(a)lists.jboss.org] On Behalf Of Fnu Mahalakshmi > Sent: 14 June 2010 14:24 > To: &#39;rules-users(a)lists.jboss.org&#39; > Subject: Re: [rules-users] Error with conversion from .brl to .drl file > > > Hi Giovanni, > > The classpath shows the commons jar added under UserEntries. > > I am getting another error when I try running the program now : > > Exception in thread "main" java.lang.NoClassDefFoundError: > org/drools/brms/server/util/BRXMLPersistence > at com.org.RulesTest.main(RulesTest.java:40) > Caused by: java.lang.ClassNotFoundException: > org.drools.brms.server.util.BRXMLPersistence > at java.net.URLClassLoader$1.run(Unknown Source) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(Unknown Source) > at java.lang.ClassLoader.loadClass(Unknown Source) > at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) > at java.lang.ClassLoader.loadClass(Unknown Source) > at java.lang.ClassLoader.loadClassInternal(Unknown Source) > ... 1 more > > This was not coming till now. > The exception come at the line when the .brl file is to be processed. > I am not able to figure out. I tried googling the error. But no use! > > Please help! > Thanks > M > > ------------------------------ > > Message: 2 > Date: Mon, 14 Jun 2010 10:09:50 +0200 > From: Giovanni Motta <mottagio(a)gmail.com&gt; > Subject: Re: [rules-users] Error with conversion from .brl to .drl > file > To: Rules Users List <rules-users(a)lists.jboss.org&gt; > Message-ID: > <AANLkTim_pHwmnwB0GmYWqE05FHCL1NZkG0f7nP3bHgj0(a)mail.gmail.com&gt; > Content-Type: text/plain; charset="windows-1252" > > Are you launching the application from within eclipse? > Have you checked the classpath of the launch configuration? You can see it > by right-clicking the .java file and then selecting "run as --> run > configurations..." > Does it show the commons jar? > > > 2010/6/12 Fnu Mahalakshmi <FMahalakshmi(a)nyx.com&gt; > > > Hi, > > > > I just tried everything I could think of but still getting error. > > > > Using following code for converting from .brl file to .drl file: > > > > > > > > File file = *new* File(rulesFiles); > > > > String brl = *null*; > > > > *try*{ > > > > BRXMLPersistence read = (BRXMLPersistence) > > BRXMLPersistence.*getInstance*(); > > > > BRDRLPersistence write = (BRDRLPersistence) > > BRDRLPersistence.*getInstance*(); > > > > brl = FileUtils.*readFileToString*(file); > > > > System.*out*.println("File content: " + brl); > > > > String outputDRL = write.marshal(read.unmarshal(brl)); > > > > String drlFilePath = "drlFile.drl"; > > > > File drlFile = *new* File(drlFilePath); > > > > FileUtils.*writeStringToFile*(drlFile, outputDRL); > > > > addRulesToThisPackage.addPackageFromDrl(*new* > > > > InputStreamReader(RuleRunner.*class* > > .getResourceAsStream(drlFilePath))); > > > > }*catch* (IOException e) { > > > > > > > > e.printStackTrace(); > > > > } > > > > > > > > I have added the org.apache.commons .jar files to the classpath. > > > > It contains a FileUtils.java file which I added to the classpath. > > > > > > > > Now the error I get when I run the program is : > > > > Exception in thread "main" java.lang.Error: Unresolved compilation problem: > > > > > > FileUtils cannot be resolved > > > > > > > > at com.org.RuleRunner.loadRuleFile(*RuleRunner.java:70*)// > > > > at com.org.RuleRunner.loadRules(*RuleRunner.java:45*) > > > > at com.org.RuleRunner.runStatelessRules(*RuleRunner.java:102*) > > > > at com.org.RulesTest.main(*RulesTest.java:40*) > > > > > > > > > > > > > > > > I don?t understand why still I am getting the error. > > > > RuleRunner.java:70 is : brl = FileUtils.*readFileToString*(file); > > > > Is there any thing else I could use ?/ Could you give me a hint?? > > > > Thank you > > > > M > > > > ------------------------------ > > > > *Please consider the environment before printing this email.* > > > > *Visit our website at http://www.nyse.com > > > ***************************************************************************** > > > > Note: The information contained in this message and any attachment to it is > > privileged, confidential and protected from disclosure. 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