java.lang.RuntimeException: java.lang.NullPointerException

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  • mosser@asmodeus:~/TvShowsOrchestration$ tomcat.sh stop ... bla bla bla ... 16:56:06,224 INFO [BpelServerImpl] BPEL Server Stopped. 16:56:06,225 INFO [ODEServer] Shutdown completed. ... bla bla bla ... mosser@asmodeus:~/TvShowsOrchestration$ tomcat.sh start ... bla bla bla ... 16:56:53,337 INFO [ODEServer] Using DAO Connection Factory class org.apache.ode.dao.jpa.BPELDAOConnectionFactoryImpl. 16:56:54,328 INFO [BpelServerImpl] BPEL Server Started. 16:56:56,819 INFO [BpelServerImpl] Registered process {http://rainbow.i3s.unice.fr/mosser/jSeduite/orchestrations/tv}OnTvTonight-10. 16:56:56,871 INFO [DeploymentPoller] Poller started. 16:56:56,871 INFO [ODEServer] Process deployment polling started on path /opt/tomcat/webapps/ode/WEB-INF/processes. 16:56:56,876 INFO [ODEServer] ODE Service Engine has been started. ... bla bla bla ... As far as we are, there is no trouble. Nos, let's try to invoke the process (each process using xsl stylesheet has the same weird behaviour) (invoke.sh is basically a 'curl | xmllint --format -' script) mosser@asmodeus:~/TvShowsOrchestration$ invoke.sh http://localhost:8080/ode/processes/TvShowsOrchestrations/process ERROR - GeronimoLog.error(108) | Scheduled job failed; jobDetail={type=INVOKE_RESPONSE, inmem=true, mexid=4611686018427387905, channel=31, iid=0} java.lang.RuntimeException: java.lang.NullPointerException at org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:464) at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139) at org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:913) at org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:392) at org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:328) at org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373) at org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:341) at org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:340) at org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:179) at org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:339) at org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:336) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269) at java.util.concurrent.FutureTask.run(FutureTask.java:123) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675) at java.lang.Thread.run(Thread.java:613) Caused by: java.lang.NullPointerException at org.apache.ode.utils.xsl.XslTransformHandler.parseXSLSheet(XslTransformHandler.java:84) at org.apache.ode.utils.xsl.XslTransformHandler.cacheXSLSheet(XslTransformHandler.java:106) at org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts$DoXslTransformFunction.call(JaxenContexts.java:367) at org.jaxen.expr.DefaultFunctionCallExpr.evaluate(DefaultFunctionCallExpr.java:186) at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:112) at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:688) at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:227) at org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:98) at org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80) at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196) at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:362) at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:79) at sun.reflect.GeneratedMethodAccessor52.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451) ... 15 more Ouch ... it seems that my XSL stylesheet does not work ... BUT ... let's redeploy the process : mosser@asmodeus:~/TvShowsOrchestration$ ant deploy Buildfile: build.xml compile: deploy: [copy] Copying 1 file to /opt/tomcat/webapps/ode/WEB-INF/processes/TvShowsOrchestrations [copy] Copying /Users/mosser/workspaces/seduite/TvShowsOrchestration/OnTvTonight.cbp to /opt/tomcat/webapps/ode/WEB-INF/processes/TvShowsOrchestrations/OnTvTonight.cbp reload: [delete] Deleting /opt/tomcat/webapps/ode/WEB-INF/processes/TvShowsOrchestrations.deployed BUILD SUCCESSFUL Total time: 2 seconds Tomcat logs : 17:01:30,054 INFO [BpelServerImpl] Unregistered process {http://rainbow.i3s.unice.fr/mosser/jSeduite/orchestrations/tv}OnTvTonight-10. 17:01:30,829 INFO [BpelServerImpl] Registered process {http://rainbow.i3s.unice.fr/mosser/jSeduite/orchestrations/tv}OnTvTonight-11. 17:01:30,829 INFO [DeploymentPoller] Deployment of artifact TvShowsOrchestrations successful: [{http://rainbow.i3s.unice.fr/mosser/jSeduite/orchestrations/tv}OnTvTonight-11] And now, let's invoke again : mosser@asmodeus:~/TvShowsOrchestration$ invoke.sh http://localhost:8080/ode/processes/TvShowsOrchestrations/process % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 3444 0 3444 0 0 4656 0 --:--:-- --:--:-- --:--:-- 0 <?xml version="1.0"?> <axis2ns7:OnTvTonightResponse xmlns:axis2ns7="http://rainbow.i3s.unice.fr/mosser/jSeduite/orchestrations/tv" xmlns:tns="http://rainbow.i3s.unice.fr/mosser/jSeduite/orchestrations/tv"> <tns:shows> <tns:show> <tns:channel>Star academy </tns:channel> <tns:startAt> 20:50</tns:startAt> <tns:showTitle/> </tns:show> <!-- others french tv shows goes here ... --> </tns:shows> </axis2ns7:OnTvTonightResponse> So : MY STYLESHEET works ! Let's restart tomcat : mosser@asmodeus:~/TvShowsOrchestration$ tomcat.sh restart mosser@asmodeus:~/TvShowsOrchestration$ invoke.sh http://localhost:8080/ode/processes/TvShowsOrchestrations/process And ... null pointer exception again ...
    via by Sebastian Mosser,
    • java.lang.RuntimeException: java.lang.NullPointerException at org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:464) at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139) at org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:913) at org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:392) at org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:328) at org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373) at org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:341) at org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:340) at org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:179) at org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:339) at org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:336) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269) at java.util.concurrent.FutureTask.run(FutureTask.java:123) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675) at java.lang.Thread.run(Thread.java:613) Caused by: java.lang.NullPointerException at org.apache.ode.utils.xsl.XslTransformHandler.parseXSLSheet(XslTransformHandler.java:84) at org.apache.ode.utils.xsl.XslTransformHandler.cacheXSLSheet(XslTransformHandler.java:106) at org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts$DoXslTransformFunction.call(JaxenContexts.java:367) at org.jaxen.expr.DefaultFunctionCallExpr.evaluate(DefaultFunctionCallExpr.java:186) at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:112) at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:688) at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:227) at org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:98) at org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80) at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196) at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:362) at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:79) at sun.reflect.GeneratedMethodAccessor52.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451) ... 15 more
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