Hi, I am trying to upload a POJO jar file into drools guvnor. But it is throwing me an error saying "unable to load file". This is the file that am trying to upload http://drools.46999.n3.nabble.com/file/n3669841/QcResult.jar QcResult.jar I am running drools guvnor 5.3 on tomcat server. When i looked into the logs of tomcat, the following is the stacktrace.. SEVERE: Servlet.service() for servlet AssetFileServlet threw exception java.lang.ClassNotFoundException: groovy.lang.GroovyObject at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at org.drools.rule.MapBackedClassLoader.loadClass(MapBackedClassLoader.java:109) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(Unknown Source) at java.lang.ClassLoader.defineClass(Unknown Source) at org.drools.rule.MapBackedClassLoader.fastFindClass(MapBackedClassLoader.java:86) at org.drools.rule.MapBackedClassLoader.loadClass(MapBackedClassLoader.java:104) at java.lang.ClassLoader.loadClass(Unknown Source) at org.drools.guvnor.server.contenthandler.ModelContentHandler.isClassVisible(ModelContentHandler.java:183) at org.drools.guvnor.server.contenthandler.ModelContentHandler.getImportsFromJar(ModelContentHandler.java:148) at org.drools.guvnor.server.contenthandler.ModelContentHandler.onAttachmentAdded(ModelContentHandler.java:66) at org.drools.guvnor.server.files.FileManagerUtils.attachFileToAsset(FileManagerUtils.java:115) at org.drools.guvnor.server.files.FileManagerUtils.attachFile(FileManagerUtils.java:87) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.jboss.seam.util.Reflections.invoke(Reflections.java:22) at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:32) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56) at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:77) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.security.SecurityInterceptor.aroundInvoke(SecurityInterceptor.java:163) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107) at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:185) at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:103) at org.drools.guvnor.server.files.FileManagerUtils_$$_javassist_seam_10.attachFile(FileManagerUtils_$$_javassist_seam_10.java) at org.drools.guvnor.server.files.AssetFileServlet.processAttachFileToAsset(AssetFileServlet.java:97) at org.drools.guvnor.server.files.AssetFileServlet.doPost(AssetFileServlet.java:49) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.seam.web.ContextFilter$1.process(ContextFilter.java:42) at org.jboss.seam.servlet.ContextualHttpServletRequest.run(ContextualHttpServletRequest.java:65) at org.jboss.seam.web.ContextFilter.doFilter(ContextFilter.java:37) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Unknown Source) Please help. Thanks, Kavitha. -- View this message in context: http://drools.46999.n3.nabble.com/unable-to-load-jar-file-tp3669841p36698... Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users

Hi, Can anybody tell me how to use groovy classes as fact classes in guvnor. Because, i tried to upload the jar file of the java classes and it seems to be working fine. Thanks, Kavitha. On Wed, Jan 18, 2012 at 10:13 AM, Esteban Aliverti < esteban.aliverti(a)gmail.com&gt; wrote: > Seems like your model has some Groovy dependencies. If you upload a jar, > all the referenced classes (dependencies) of that jar must to be available > to Guvnor. > What I recommend to do is to create a plain POJO model without any > external library dependency (if possible) > > Best Regards, > > XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX > > Esteban Aliverti > - Developer @ http://www.plugtree.com > - Blog @ http://ilesteban.wordpress.com > > > > On Wed, Jan 18, 2012 at 6:10 PM, kavita <kavithasethu(a)gmail.com&gt; wrote: > >> Hi, >> >> I am trying to upload a POJO jar file into drools guvnor. But it is >> throwing >> me an error saying "unable to load file". >> This is the file that am trying to upload >> >> http://drools.46999.n3.nabble.com/file/n3669841/QcResult.jarQcResult.jar >> >> I am running drools guvnor 5.3 on tomcat server. When i looked into the >> logs >> of tomcat, the following is the stacktrace.. >> >> SEVERE: Servlet.service() for servlet AssetFileServlet threw exception >> java.lang.ClassNotFoundException: groovy.lang.GroovyObject >> at >> >> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680) >> at >> >> org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526) >> at java.lang.Class.forName0(Native Method) >> at java.lang.Class.forName(Unknown Source) >> at >> >> org.drools.rule.MapBackedClassLoader.loadClass(MapBackedClassLoader.java:109) >> at java.lang.ClassLoader.loadClass(Unknown Source) >> at java.lang.ClassLoader.defineClass1(Native Method) >> at java.lang.ClassLoader.defineClassCond(Unknown Source) >> at java.lang.ClassLoader.defineClass(Unknown Source) >> at >> >> org.drools.rule.MapBackedClassLoader.fastFindClass(MapBackedClassLoader.java:86) >> at >> >> org.drools.rule.MapBackedClassLoader.loadClass(MapBackedClassLoader.java:104) >> at java.lang.ClassLoader.loadClass(Unknown Source) >> at >> >> org.drools.guvnor.server.contenthandler.ModelContentHandler.isClassVisible(ModelContentHandler.java:183) >> at >> >> org.drools.guvnor.server.contenthandler.ModelContentHandler.getImportsFromJar(ModelContentHandler.java:148) >> at >> >> org.drools.guvnor.server.contenthandler.ModelContentHandler.onAttachmentAdded(ModelContentHandler.java:66) >> at >> >> org.drools.guvnor.server.files.FileManagerUtils.attachFileToAsset(FileManagerUtils.java:115) >> at >> >> org.drools.guvnor.server.files.FileManagerUtils.attachFile(FileManagerUtils.java:87) >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) >> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) >> at java.lang.reflect.Method.invoke(Unknown Source) >> at org.jboss.seam.util.Reflections.invoke(Reflections.java:22) >> at >> >> org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:32) >> at >> >> org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56) >> at >> >> org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28) >> at >> >> org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) >> at >> >> org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:77) >> at >> >> org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) >> at >> >> org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44) >> at >> >> org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) >> at >> >> org.jboss.seam.security.SecurityInterceptor.aroundInvoke(SecurityInterceptor.java:163) >> at >> >> org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) >> at >> org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107) >> at >> >> org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:185) >> at >> >> org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:103) >> at >> >> org.drools.guvnor.server.files.FileManagerUtils_$$_javassist_seam_10.attachFile(FileManagerUtils_$$_javassist_seam_10.java) >> at >> >> org.drools.guvnor.server.files.AssetFileServlet.processAttachFileToAsset(AssetFileServlet.java:97) >> at >> >> org.drools.guvnor.server.files.AssetFileServlet.doPost(AssetFileServlet.java:49) >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >> at >> >> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) >> at >> >> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) >> at >> org.jboss.seam.web.ContextFilter$1.process(ContextFilter.java:42) >> at >> >> org.jboss.seam.servlet.ContextualHttpServletRequest.run(ContextualHttpServletRequest.java:65) >> at >> org.jboss.seam.web.ContextFilter.doFilter(ContextFilter.java:37) >> at >> >> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) >> at >> >> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) >> at >> >> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) >> at >> >> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) >> at >> >> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) >> at >> >> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) >> at >> >> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) >> at >> >> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) >> at >> >> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) >> at >> >> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) >> at >> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) >> at java.lang.Thread.run(Unknown Source) >> >> >> Please help. >> >> Thanks, >> Kavitha. >> >> -- >> View this message in context: >> http://drools.46999.n3.nabble.com/unable-to-load-jar-file-tp3669841p36698... >> Sent from the Drools: User forum mailing list archive at Nabble.com. >> _______________________________________________ >> rules-users mailing list >> rules-users(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/rules-users >> > > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > > 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