[ 
https://issues.apache.org/jira/browse/EAGLE-879?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Colm O hEigeartaigh reassigned EAGLE-879:
-----------------------------------------

    Assignee: Colm O hEigeartaigh  (was: Jayesh)

> Using Slack Notification throws ClassNotFoundException
> ------------------------------------------------------
>
>                 Key: EAGLE-879
>                 URL: https://issues.apache.org/jira/browse/EAGLE-879
>             Project: Eagle
>          Issue Type: Bug
>            Reporter: Jayesh
>            Assignee: Colm O hEigeartaigh
>            Priority: Major
>             Fix For: v0.5.1
>
>
> looks like http-core jar from the httpcomponent jar pacakge is missing which 
> includes the class used in ullink slackclient 
> {code}
> 2017-01-19 19:29:15.879 c.u.s.s.i.SlackWebSocketSessionImpl [INFO] connecting 
> to slack
> 2017-01-19 19:29:15.879 o.a.c.f.l.ListenerContainer [ERROR] Listener 
> (org.apache.eagle.alert.config.ConfigBusConsumer$$Lambda$12/1246291106@3566e264)
>  threw an exception
> java.lang.NoClassDefFoundError: org/apache/http/config/Lookup
>         at 
> com.ullink.slack.simpleslackapi.impl.SlackWebSocketSessionImpl.getHttpClient(SlackWebSocketSessionImpl.java:707)
>  ~[stormjar.jar:?]
>         at 
> com.ullink.slack.simpleslackapi.impl.SlackWebSocketSessionImpl.connectImpl(SlackWebSocketSessionImpl.java:254)
>  ~[stormjar.jar:?]
>         at 
> com.ullink.slack.simpleslackapi.impl.SlackWebSocketSessionImpl.connect(SlackWebSocketSessionImpl.java:232)
>  ~[stormjar.jar:?]
>         at 
> org.apache.eagle.alert.engine.publisher.impl.AlertSlackPublisher.init(AlertSlackPublisher.java:62)
>  ~[stormjar.jar:?]
>         at 
> org.apache.eagle.alert.engine.publisher.impl.AlertPublishPluginsFactory.createNotificationPlugin(AlertPublishPluginsFactory.java:42)
>  ~[stormjar.jar:?]
>         at 
> org.apache.eagle.alert.engine.publisher.impl.AlertPublisherImpl.onPublishChange(AlertPublisherImpl.java:129)
>  ~[stormjar.jar:?]
>         at 
> org.apache.eagle.alert.engine.runner.AlertPublisherBolt.onAlertPublishSpecChange(AlertPublisherBolt.java:134)
>  ~[stormjar.jar:?]
>         at 
> org.apache.eagle.alert.engine.coordinator.impl.AbstractMetadataChangeNotifyService.lambda$notifyAlertPublishBolt$3(AbstractMetadataChangeNotifyService.java:103)
>  ~[stormjar.jar:?]
>         at java.util.ArrayList.forEach(ArrayList.java:1249) ~[?:1.8.0_102]
>         at 
> org.apache.eagle.alert.engine.coordinator.impl.AbstractMetadataChangeNotifyService.notifyAlertPublishBolt(AbstractMetadataChangeNotifyService.java:103)
>  ~[stormjar.jar:?]
>         at 
> org.apache.eagle.alert.engine.coordinator.impl.ZKMetadataChangeNotifyService.onNewConfig(ZKMetadataChangeNotifyService.java:137)
>  ~[stormjar.jar:?]
>         at 
> org.apache.eagle.alert.config.ConfigBusConsumer.lambda$new$0(ConfigBusConsumer.java:44)
>  ~[stormjar.jar:?]
>         at 
> org.apache.curator.framework.recipes.cache.NodeCache$4.apply(NodeCache.java:293)
>  ~[stormjar.jar:?]
>         at 
> org.apache.curator.framework.recipes.cache.NodeCache$4.apply(NodeCache.java:287)
>  ~[stormjar.jar:?]
>         at 
> org.apache.curator.framework.listen.ListenerContainer$1.run(ListenerContainer.java:92)
>  [stormjar.jar:?]
>         at 
> com.google.common.util.concurrent.MoreExecutors$SameThreadExecutorService.execute(MoreExecutors.java:297)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.listen.ListenerContainer.forEach(ListenerContainer.java:83)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.recipes.cache.NodeCache.setNewData(NodeCache.java:284)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.recipes.cache.NodeCache.processBackgroundResult(NodeCache.java:252)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.recipes.cache.NodeCache.access$300(NodeCache.java:53)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.recipes.cache.NodeCache$3.processResult(NodeCache.java:111)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.imps.CuratorFrameworkImpl.sendToBackgroundCallback(CuratorFrameworkImpl.java:730)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.imps.CuratorFrameworkImpl.processBackgroundOperation(CuratorFrameworkImpl.java:516)
>  [stormjar.jar:?]
>         at 
> org.apache.curator.framework.imps.GetDataBuilderImpl$3.processResult(GetDataBuilderImpl.java:254)
>  [stormjar.jar:?]
>         at 
> org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:561) 
> [stormjar.jar:?]
> at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498) 
> [stormjar.jar:?]
> Caused by: java.lang.ClassNotFoundException: org.apache.http.config.Lookup
>         at java.net.URLClassLoader.findClass(URLClassLoader.java:381) 
> ~[?:1.8.0_102]
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:424) 
> ~[?:1.8.0_102]
>         at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) 
> ~[?:1.8.0_102]
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:357) 
> ~[?:1.8.0_102]
>         ... 26 more
> 2017-01-19 19:29:15.882 b.s.util [ERROR] Async loop died!
> {code}



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