thanks Patrick, I want to know all watches set by all clients. I would open a jira and write some design think about it later.
On Tue, Nov 2, 2010 at 11:53 PM, Patrick Hunt <ph...@apache.org> wrote: > Hi Qian Ye, yes you should open a JIRA for this. If you want to work > on a patch we could advise you. One thing not clear to me, are you > interested in just the watches set by the particular client, or all > watches set by all clients? The first should be relatively easy to > get, the second would be more involved (the difference btw getting > local watches and having to talk to the server to get all watches). > Does this have to be a client api or more administrative in nature? > Also see > http://hadoop.apache.org/zookeeper/docs/current/zookeeperAdmin.html#sc_zkCommands > specifically the "wchs,wchp,wchs" 4 letter words. > > Regards, > > Patrick > > On Tue, Nov 2, 2010 at 4:11 AM, Qian Ye <yeqian....@gmail.com> wrote: > > Hi all, > > > > Is there any progress about this issue? Should we open a new JIRA for it? > We > > really need a way to know who set watchers on a specific node. > > > > thanks~ > > > > On Thu, Aug 6, 2009 at 11:01 PM, Qian Ye <yeqian....@gmail.com> wrote: > > > >> Thanks Mahadev, I think it is a useful feature for many scenarios. > >> > >> > >> On Thu, Aug 6, 2009 at 12:59 PM, Mahadev Konar <maha...@yahoo-inc.com > >wrote: > >> > >>> Hi Qian, > >>> There isnt any such api. We have been thinking abt adding an api on > >>> cancelling a cleints watches. We have been thinking about adding a proc > >>> filesystem wherein a cleintt will have a list of all the watches. This > >>> data > >>> can be used to know which clients are watching what znode, but this has > >>> always been in the future discussions for us. We DO NOT have anything > >>> planned in the near future for this. > >>> > >>> Thanks > >>> mahadev > >>> > >>> > >>> On 8/5/09 6:57 PM, "Qian Ye" <yeqian....@gmail.com> wrote: > >>> > >>> > Hi all: > >>> > > >>> > Is there a client API for querying the watchers' owner for a specific > >>> znode? > >>> > In some situation, we want to find out who set watchers on the znode. > >>> > > >>> > thx > >>> > >>> > >> > >> > >> -- > >> With Regards! > >> > >> Ye, Qian > >> Made in Zhejiang University > >> > >> > > > > > > -- > > With Regards! > > > > Ye, Qian > > > -- With Regards! Ye, Qian
