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Posted to dev@falcon.apache.org by "Raghav Kumar Gautam (JIRA)" <ji...@apache.org> on 2014/09/04 00:12:54 UTC
[jira] [Updated] (FALCON-669) Falcon should have a default value
for workflow.execution.listeners configuration
[ https://issues.apache.org/jira/browse/FALCON-669?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Raghav Kumar Gautam updated FALCON-669:
---------------------------------------
Attachment: falcon-669.patch
> Falcon should have a default value for workflow.execution.listeners configuration
> ---------------------------------------------------------------------------------
>
> Key: FALCON-669
> URL: https://issues.apache.org/jira/browse/FALCON-669
> Project: Falcon
> Issue Type: Bug
> Reporter: Raghav Kumar Gautam
> Attachments: falcon-669.patch
>
>
> As of now workflow.execution.listners does not assume a default value.
> {code}
> String listenerClassNames = StartupProperties.get().getProperty(
> "workflow.execution.listeners");
> {code}
> This means that if it is not configured - at the startup we will get NPE.
> {code}
> 2014-09-03 14:48:59,583 ERROR - [main:] ~ Failed to initialize service org.apache.falcon.workflow.WorkflowJobEndNotificationService (ServiceInitializer:49)
> java.lang.NullPointerException
> at org.apache.falcon.workflow.WorkflowJobEndNotificationService.init(WorkflowJobEndNotificationService.java:57)
> at org.apache.falcon.service.ServiceInitializer.initialize(ServiceInitializer.java:47)
> at org.apache.falcon.listener.ContextStartupListener.contextInitialized(ContextStartupListener.java:56)
> at org.mortbay.jetty.handler.ContextHandler.startContext(ContextHandler.java:549)
> at org.mortbay.jetty.servlet.Context.startContext(Context.java:136)
> at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1282)
> at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:518)
> at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:499)
> at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
> at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130)
> at org.mortbay.jetty.Server.doStart(Server.java:224)
> at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
> at org.apache.falcon.util.EmbeddedServer.start(EmbeddedServer.java:50)
> at org.apache.falcon.Main.main(Main.java:98)
> 2014-09-03 14:48:59,584 ERROR - [main:] ~ Failed startup of context org.mortbay.jetty.webapp.WebAppContext@38e993ad{/,/usr/lib/falcon/server/webapp/falcon} (log:87)
> java.lang.RuntimeException: org.apache.falcon.FalconException: java.lang.NullPointerException
> at org.apache.falcon.listener.ContextStartupListener.contextInitialized(ContextStartupListener.java:59)
> at org.mortbay.jetty.handler.ContextHandler.startContext(ContextHandler.java:549)
> at org.mortbay.jetty.servlet.Context.startContext(Context.java:136)
> at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1282)
> at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:518)
> at org.mortbay.jetty.webapp.WebAppContext.doStart(WebAppContext.java:499)
> at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
> at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130)
> at org.mortbay.jetty.Server.doStart(Server.java:224)
> at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
> at org.apache.falcon.util.EmbeddedServer.start(EmbeddedServer.java:50)
> at org.apache.falcon.Main.main(Main.java:98)
> Caused by: org.apache.falcon.FalconException: java.lang.NullPointerException
> at org.apache.falcon.service.ServiceInitializer.initialize(ServiceInitializer.java:50)
> at org.apache.falcon.listener.ContextStartupListener.contextInitialized(ContextStartupListener.java:56)
> ... 11 more
> Caused by: java.lang.NullPointerException
> at org.apache.falcon.workflow.WorkflowJobEndNotificationService.init(WorkflowJobEndNotificationService.java:57)
> at org.apache.falcon.service.ServiceInitializer.initialize(ServiceInitializer.java:47)
> ... 12 more
> 2014-09-03 14:48:59,598 INFO - [main:] ~ Started SocketConnector@0.0.0.0:15443 (log:67)
> {code}
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