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https://issues.apache.org/jira/browse/CURATOR-185?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14529199#comment-14529199
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Jordan Zimmerman commented on CURATOR-185:
------------------------------------------

I wonder if this shouldn't be a separate notification than connection state. 
Curator simulates a never ending ZK connection by internally 
creating/closing/re-creating ZK instances. So, Curator's connection state spans 
ZK connections and session doesn't really apply. You can currently listen for 
session events via the normal ZK default watcher when you create your Curator 
instance:

{code}
CuratorFrameworkFactory.builder()   ....
   .zookeeperFactory(custom-factory-that-sets-a-default-watcher)
{code}


> Create a LOST_SESSION connection state
> --------------------------------------
>
>                 Key: CURATOR-185
>                 URL: https://issues.apache.org/jira/browse/CURATOR-185
>             Project: Apache Curator
>          Issue Type: New Feature
>          Components: Client
>    Affects Versions: 2.7.1
>            Reporter: Benjamin Jaton
>
> Since the LOST connection state doesn't have anything to do with the loss of 
> the ZK session, it would be very useful to have an event for it.
> Suggested implementation to detect the loss of session:
> - Upon reception of the SUSPENDED state, start a timer
> - if we receive a RECONNECTED event, check the session ID. If we have a 
> different session ID, then our session has been lost
> - if we didn't receive a RECONNECTED event and the time reaches 
> <sessionTimeoutMs>, our session is lost
> That should inform the user of the loss of a session in a timely fashion.



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