Hi, On Wed, Jun 6, 2012 at 10:09 AM, Rajika Kumarasiri <[email protected]> wrote:
> What prevent you calling the admin service directly ? > > Since I'm using the stub in by BE component to call the admin service, I thought of using local transport as it's more faster. And also If I use http/https, i need credentials to authenticate and get the session. Alternatively, there is no declarative service available for the Dashboard Service. Due to all these, I thought local transport would be better way to call the stub in my case. Thanks, Sinthuja. > Rajika > > On Wed, Jun 6, 2012 at 8:22 AM, Sinthuja Ragendran <[email protected]>wrote: > >> Hi All, >> >> In my BE component, I need to call some admin services to through stub >> and I want to use local transport for that. >> >> For that, I changed the service url to >> "local://services/DashboardService" in order to communicate with admin >> service 'DashboardService', and passed the configuration context which is >> obtained from ConfigurationContextService - OSGI declarative service. >> >> But I'm getting the following exception when I try to invoke a method >> from the stub. >> >> java.lang.NullPointerException >> at >> org.apache.axis2.engine.DispatchPhase.fillContextsFromSessionContext(DispatchPhase.java:318) >> at >> org.apache.axis2.engine.DispatchPhase.loadContexts(DispatchPhase.java:185) >> at >> org.apache.axis2.engine.DispatchPhase.checkPostConditions(DispatchPhase.java:113) >> at org.apache.axis2.engine.Phase.invoke(Phase.java:329) >> at org.apache.axis2.engine.AxisEngine.invoke(AxisEngine.java:262) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:168) >> at >> org.apache.axis2.transport.local.LocalTransportReceiver.processMessage(LocalTransportReceiver.java:166) >> at >> org.apache.axis2.transport.local.LocalTransportReceiver.processMessage(LocalTransportReceiver.java:79) >> at >> org.apache.axis2.transport.local.LocalTransportSender.finalizeSendWithToAddress(LocalTransportSender.java:102) >> at >> org.apache.axis2.transport.local.LocalTransportSender.invoke(LocalTransportSender.java:77) >> at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:443) >> at >> org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:406) >> at >> org.apache.axis2.description.OutInAxisOperationClient.executeImpl(OutInAxisOperation.java:229) >> at >> org.apache.axis2.client.OperationClient.execute(OperationClient.java:165) >> at >> org.wso2.carbon.dashboard.stub.DashboardServiceStub.addNewTab(DashboardServiceStub.java:5089) >> at >> org.wso2.carbon.bam.toolbox.deployer.client.DashboardClient.addTab(DashboardClient.java:74) >> at >> org.wso2.carbon.bam.toolbox.deployer.deploy.BAMArtifactDeployerManager.deployGadget(BAMArtifactDeployerManager.java:95) >> at >> org.wso2.carbon.bam.toolbox.deployer.deploy.BAMArtifactDeployerManager.deploy(BAMArtifactDeployerManager.java:124) >> at >> org.wso2.carbon.bam.toolbox.deployer.core.BAMToolBoxDeployer.deploy(BAMToolBoxDeployer.java:92) >> at >> org.apache.axis2.deployment.repository.util.DeploymentFileData.deploy(DeploymentFileData.java:136) >> at >> org.apache.axis2.deployment.DeploymentEngine.doDeploy(DeploymentEngine.java:810) >> at >> org.apache.axis2.deployment.repository.util.WSInfoList.update(WSInfoList.java:144) >> at >> org.apache.axis2.deployment.RepositoryListener.update(RepositoryListener.java:377) >> at >> org.apache.axis2.deployment.RepositoryListener.checkServices(RepositoryListener.java:254) >> at >> org.apache.axis2.deployment.RepositoryListener.startListener(RepositoryListener.java:371) >> at >> org.apache.axis2.deployment.scheduler.SchedulerTask.checkRepository(SchedulerTask.java:59) >> at >> org.apache.axis2.deployment.scheduler.SchedulerTask.run(SchedulerTask.java:67) >> at >> org.wso2.carbon.core.deployment.CarbonDeploymentSchedulerTask.run(CarbonDeploymentSchedulerTask.java:76) >> at >> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441) >> at >> java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317) >> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150) >> at >> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98) >> at >> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:180) >> at >> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) >> at java.lang.Thread.run(Thread.java:662) >> >> I debug and checked in the axis2, and seems the error NPE is because of >> transportIn is being null in the messageContext and the line which throws >> the exception is, >> >> TransportListener listener = msgContext.getTransportIn().getReceiver(); >> >> >> How this should be done? Is there any additional configuration that I >> need to add for this? >> >> Any help is appreciated. >> >> >> >> Thanks, >> Sinthuja. >> >> >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> >
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