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From Chamila De Alwis <chami...@wso2.com>
Subject NPE in Cli when Listing Kubernetes hosts
Date Sun, 16 Nov 2014 17:00:24 GMT
Hi,

I'm getting the following error when trying to list kubernetes hosts in the
cli, in master branch.

[2014-11-16 22:28:16,288] ERROR
{org.apache.stratos.rest.endpoint.handlers.CustomThrowableExceptionMapper}
-  Internal server error
java.lang.NullPointerException
    at
org.apache.stratos.rest.endpoint.api.StratosApiV41Utils.getKubernetesHosts(StratosApiV41Utils.java:1747)
    at
org.apache.stratos.rest.endpoint.api.StratosApiV41.getKubernetesHosts(StratosApiV41.java:1516)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:601)
    at
org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:180)
    at
org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)
    at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:194)
    at org.apache.cxf.jaxrs.JAXRSInvoker.invoke(JAXRSInvoker.java:100)
    at
org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:57)
    at
org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:93)
    at
org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:271)
    at
org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
    at
org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:239)
    at
org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:223)
    at
org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:203)
    at
org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:137)
    at
org.apache.cxf.transport.servlet.CXFNonSpringServlet.invoke(CXFNonSpringServlet.java:159)
    at
org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:286)
    at
org.apache.cxf.transport.servlet.AbstractHTTPServlet.doGet(AbstractHTTPServlet.java:211)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:735)
    at
org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:262)
    at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
    at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
    at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
    at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
    at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
    at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
    at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
    at
org.wso2.carbon.tomcat.ext.valves.CompositeValve.continueInvocation(CompositeValve.java:178)
    at
org.wso2.carbon.tomcat.ext.valves.CarbonTomcatValve$1.invoke(CarbonTomcatValve.java:47)
    at
org.wso2.carbon.webapp.mgt.TenantLazyLoaderValve.invoke(TenantLazyLoaderValve.java:56)
    at
org.wso2.carbon.tomcat.ext.valves.TomcatValveContainer.invokeValves(TomcatValveContainer.java:47)
    at
org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:141)
    at
org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:156)
    at
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
    at
org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:52)
    at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
    at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
    at
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
    at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
    at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1653)
    at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
    at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
    at java.lang.Thread.run(Thread.java:722)


Regards,
Chamila de Alwis
Software Engineer | WSO2 | +94772207163
Blog: code.chamiladealwis.com

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