ArielWang wrote:
>
> I am upgrading XWIKI from 1.1 to 1.8 in my sites.
> And I use Groovy for the user rights module.
> When I update the user rights, errors occurs:
>
> Error number 4001 in 4: Error while parsing velocity page
> MyNetcipia.PlaceRightsConfirmation
> Wrapped Exception: Failed to evaluate content with id Place Rights
> Confirmation
> com.xpn.xwiki.XWikiException: Error number 4001 in 4: Error while parsing
> velocity page MyNetcipia.PlaceRightsConfirmation
> Wrapped Exception: Failed to evaluate content with id Place Rights
> Confirmation
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:114)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:85)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:272)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:202)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:170)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderDocument(DefaultXWikiRenderingEngine.java:159)
> at
> com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:525)
> at com.xpn.xwiki.api.Document.getRenderedContent(Document.java:450)
> at sun.reflect.GeneratedMethodAccessor261.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:178)
> at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:143)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:108)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1662)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1612)
> at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:696)
> at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:194)
> at
> org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:88)
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:178)
> at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:143)
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:108)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1662)
> at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1612)
> at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:124)
> at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:242)
> at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:122)
> at
> org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
> at
> org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
> at
> org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
> at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> com.xpn.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.java:145)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:111)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> com.xpn.xwiki.plugin.webdav.XWikiDavFilter.doFilter(XWikiDavFilter.java:68)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> com.xpn.xwiki.web.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:295)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:112)
> 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:175)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
> 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:263)
> at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
> at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283)
> at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:767)
> at
> org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:697)
> at
> org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:889)
> at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)
> at java.lang.Thread.run(Thread.java:619)
>
> Wrapped Exception:
>
> org.apache.velocity.exception.MethodInvocationException: Invocation of
> method 'updateRights' in class PlaceManager threw exception
> java.lang.NullPointerException: Cannot invoke method getDocument() on null
> object @ MyNetcipia.PlaceRightsConfirmation11,15
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:286)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
>
> at
> org.apache.velocity.runtime.parser.node.ASTReference.evaluate(ASTReference.java:396)
>
> at
> org.apache.velocity.runtime.parser.node.ASTExpression.evaluate(ASTExpression.java:64)
>
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:86)
>
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
>
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
>
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
>
> at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:178)
>
> at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:143)
>
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:108)
>
> at
> com.xpn.xwiki.render.XWikiVelocityRenderer.render(XWikiVelocityRenderer.java:85)
>
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:272)
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:202)
>
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderText(DefaultXWikiRenderingEngine.java:170)
>
> at
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.renderDocument(DefaultXWikiRenderingEngine.java:159)
>
> at
> com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:525)
> at com.xpn.xwiki.api.Document.getRenderedContent(Document.java:450)
> at sun.reflect.GeneratedMethodAccessor261.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
>
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> at
> org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:203)
>
> at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
>
> at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
>
> at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:107)
>
> at org.apache.velocity.runtime.parser.node.SimpleNode.r
> ender(SimpleNode.java:318) at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:178)
> at org.xwiki.vel
> ocity.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:143) at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWik
> iVelocityRenderer.java:108) at
> com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1662) at
> com.xpn.xwiki.XWiki.parseTemplate(XWiki.jav
> a:1612) at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:696) at
> sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Met
> hod.java:597) at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
> at org.apach
> e.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245) at
> org.apache.velocity.runtime.parser.node.ASTReference.exe
> cute(ASTReference.java:203) at
> org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:294)
> at org.apache.
> velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318) at
> org.apache.velocity.runtime.directive.VelocimacroProxy.
> render(VelocimacroProxy.java:194) at
> org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:170)
> at org
> .apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at org.apache.velocity.runtime.parser.node.ASTIfStatement.re
> nder(ASTIfStatement.java:88) at
> org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:74)
> at org.apache.velocity
> .runtime.parser.node.SimpleNode.render(SimpleNode.java:318) at
> org.apache.velocity.runtime.parser.node.ASTIfStatement.render(AST
> IfStatement.java:107) at
> org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:318)
> at org.xwiki.velocity.De
> faultVelocityEngine.evaluate(DefaultVelocityEngine.java:178) at
> org.xwiki.velocity.DefaultVelocityEngine.evaluate(DefaultVelocit
> yEngine.java:143) at
> com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:108)
> at com.xpn.xwiki.XWiki.
> parseTemplate(XWiki.java:1662) at
> com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1612) at
> com.xpn.xwiki.web.Utils.parseTemplate(Ut
> ils.java:124) at
> com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:242) at
> com.xpn.xwiki.web.XWikiAction.execute(XWikiActio
> n.java:122) at
> org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
> at org.apache.struts.ac
> tion.RequestProcessor.process(RequestProcessor.java:236) at
> org.apache.struts.action.ActionServlet.process(ActionServlet.java:11
> 96) at
> org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at
> javax.servlet.http.HttpServlet.service(HttpServle
> t.java:690) at
> javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at
> org.apache.catalina.core.ApplicationFilterChain.i
>
> (ApplicationFilterChain.java:290) at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> a
> t
> com.xpn.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.java:145)
> at org.apache.catalina.core.Applicati
> onFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(Appl
> icationFilterChain.java:206) at
> com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:111) at
> org.apache.catalina.core.Appli
> cationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(
>
> .java:206) at
> com.xpn.xwiki.plugin.webdav.XWikiDavFilter.doFilter(XWikiDavFilter.java:68)
> at org.apache.catalina.core.Applicatio
> nFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(Appli
> cationFilterChain.java:206) at
> com.xpn.xwiki.web.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:295)
> at org
>
> .apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at org.apache.catalina.core.Appli
> cationFilterChain.doFilter(ApplicationFilterChain.java:206) at
> com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacte
> rEncodingFilter.java:112) 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.Standa
> rdWrapperValve.invoke(StandardWrapperValve.java:233) at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv
> e.java:175) at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
> at org.apache.catalina.valves.Error
> ReportValve.invoke(ErrorReportValve.java:102) at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:10
> 9) at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263)
> at org.apache.jk.server.JkCoyoteHandler.invoke
> (JkCoyoteHandler.java:190) at
> org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283) at
> org.apache.jk.common.Channe
> lSocket.invoke(ChannelSocket.java:767) at
> org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:697)
> at org.ap
>
> ache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:889)
> at org.apache.tomcat.util.threads.ThreadPool$Control
> Runnable.run(ThreadPool.java:690) at
> java.lang.Thread.run(Thread.java:619)
>
>
> Caused by: java.lang.NullPointerException: Cannot invoke method
> getDocument() on null object
> at org.codehaus.groovy.runtime.NullObject.invokeMethod(NullObject.java:77)
> at
> org.codehaus.groovy.runtime.InvokerHelper.invokePogoMethod(InvokerHelper.java:748)
>
> at
> org.codehaus.groovy.runtime.InvokerHelper.invokeMethod(InvokerHelper.java:725)
>
> at
> org.codehaus.groovy.runtime.callsite.NullCallSite.call(NullCallSite.java:17)
> at
> org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:43)
>
> at
> org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:117)
> at
> org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:129)
>
> at PlaceManager.updateRights(script1247022056918.groovy:622)
> at PlaceManager$updateRights.callCurrent(Unknown Source)
> at
> org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallCurrent(CallSiteArray.java:47)
>
> at
> org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:143)
>
> at
> org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:151)
>
> at PlaceManager.updateRights(script1247022056918.groovy:712)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:295)
>
> at
> org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:245)
> … 95 more
>
>
> I see one sentence:
> Wrapped Exception:
>
> org.apache.velocity.exception.MethodInvocationException: Invocation of
> method 'updateRights' in class PlaceManager threw exception
> java.lang.NullPointerException: Cannot invoke method getDocument() on null
> object @ MyNetcipia.PlaceRightsConfirmation11,15
>
> I find there is null in Groovy:(bold is null value)
> public boolean updateRights(String space) {
> Document doc = new
> Document(wiki.xWiki.getDocument(getRightsPage(space),context.context),context.context)
> if ((doc!=null)&&(!doc.isNew())) {
> for (obj in doc.getObjects("XWiki.XWikiGlobalRights")) {
> doc.removeObject(obj)
> }
> doc.saveWithProgrammingRights()
> }
> boolean update = false;
> if (doc!=null) {
> update |= updateRights(space, "view",
> doc.newObject("XWiki.XWikiGlobalRights"))
> update |= updateRights(space, "edit",
> doc.newObject("XWiki.XWikiGlobalRights"))
> update |= updateRights(space, "comment",
> doc.newObject("XWiki.XWikiGlobalRights"))
> if (space=="") {
> // Make sur the admin rights is set
> update |= addAdminRights(doc.newObject("XWiki.XWikiGlobalRights"))
> }
> } else
> return false;
> if (update)
> doc.saveWithProgrammingRights()
> return true;
> }
>
> But I cannot find which causes the null value and how to avoid this.
>
We have defined XWIKI but xwiki.xWiki is null.
So the error : java.lang.NullPointerException: Cannot invoke method
getDocument() on null object @ MyNetcipia.PlaceRightsConfirmation11,15
occurs.
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