Re: [rules-users] Groovy classes as fact classes in drool
It can't find the class groovy.lang.GroovyObject, looks like you need to deploy the groovy jars into guvnor/tomcat so that they are available. Thomas -Original Message- From: rules-users-boun...@lists.jboss.org [mailto:rules-users- boun...@lists.jboss.org] On Behalf Of kavita Sent: 18 January 2012 18:55 To: rules-users@lists.jboss.org Subject: [rules-users] Groovy classes as fact classes in drool Hi, Can anybody tell me how to use groovy classes as fact classes in drools. When i try to upload the jar file generated from the groovy class am getting the following error: SEVERE: Servlet.service() for servlet AssetFileServlet threw exception java.lang.ClassNotFoundException: groovy.lang.GroovyObject at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoad er.java:1680) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoad er.java:1526) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at org.drools.rule.MapBackedClassLoader.loadClass(MapBackedClassLoader.jav a: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.jav a:104) at java.lang.ClassLoader.loadClass(Unknown Source) at org.drools.guvnor.server.contenthandler.ModelContentHandler.isClassVisibl e(ModelContentHandler.java:183) at org.drools.guvnor.server.contenthandler.ModelContentHandler.getImports FromJar(ModelContentHandler.java:148) at org.drools.guvnor.server.contenthandler.ModelContentHandler.onAttachm entAdded(ModelContentHandler.java:66) at org.drools.guvnor.server.files.FileManagerUtils.attachFileToAsset(FileManag erUtils.java:115) at org.drools.guvnor.server.files.FileManagerUtils.attachFile(FileManagerUtils.j ava: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(RootInvocationCo ntext.java:32) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationC ontext.java:56) at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterc eptor.java:28) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationC ontext.java:68) at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor .java:77) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationC ontext.java:68) at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodCon textInterceptor.java:44) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationC ontext.java:68) at org.jboss.seam.security.SecurityInterceptor.aroundInvoke(SecurityIntercept or.java:163) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationC ontext.java:68) at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107) at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBean Interceptor.java:185) at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.j ava:103) at org.drools.guvnor.server.files.FileManagerUtils_$$_javassist_seam_10.attac hFile(FileManagerUtils_$$_javassist_seam_10.java) at org.drools.guvnor.server.files.AssetFileServlet.processAttachFileToAsset(Ass etFileServlet.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(ApplicationFi lterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChai n.java:206) at org.jboss.seam.web.ContextFilter$1.process(ContextFilter.java:42) at org.jboss.seam.servlet.ContextualHttpServletRequest.run(ContextualHttpSe rvletRequest.java:65) at org.jboss.seam.web.ContextFilter.doFilter(ContextFilter.java:37) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFi lterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChai n.java:206
[rules-users] Groovy classes as fact classes in drool
Hi, Can anybody tell me how to use groovy classes as fact classes in drools. When i try to upload the jar file generated from the groovy class am getting the following error: 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
