[jira] [Updated] (ZOOKEEPER-442) need a way to remove watches that are no longer of interest

["Rakesh R (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ZOOKEEPER-442?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rakesh R updated ZOOKEEPER-442:
-------------------------------

    Attachment: Remove Watch API.pdf

Hi [~mahadev], [~fpj]
Its an interesting feature and would like to take it up. I've gone through the discussion thread and just prepared a draft doc which will help me to move on. Could you please have a look, I'll try to understand more about the existing patch and review comments.

> need a way to remove watches that are no longer of interest
> -----------------------------------------------------------
>
>                 Key: ZOOKEEPER-442
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-442
>             Project: ZooKeeper
>          Issue Type: New Feature
>            Reporter: Benjamin Reed
>            Assignee: Daniel Gómez Ferro
>            Priority: Critical
>             Fix For: 3.5.0
>
>         Attachments: Remove Watch API.pdf, ZOOKEEPER-442.patch, ZOOKEEPER-442.patch, ZOOKEEPER-442.patch, ZOOKEEPER-442.patch, ZOOKEEPER-442.patch, ZOOKEEPER-442.patch, ZOOKEEPER-442.patch
>
>
> currently the only way a watch cleared is to trigger it. we need a way to enumerate the outstanding watch objects, find watch events the objects are watching for, and remove interests in an event.



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