What gfsh command (if any) lists the cache-listeners available on a given region? Seems like if the intention is to support adding and deleting by name, there should be a way to list existing names.
On Tue, Jan 3, 2017 at 11:29 AM, Jinmei Liao <jil...@pivotal.io> wrote: > +1 for remove by specifying only the ones you want to keep: > > $ alter region --name=data --cache-listener="" will remove all the cache > listeners > > On Tue, Jan 3, 2017 at 11:08 AM, Kirk Lund <kl...@apache.org> wrote: > > > +1 I'm for the approach you're proposing. As long as it's documented in > > user docs (it's not currently) then this provides a straightforward use > of > > the existing gfsh syntax without introducing too many new command > options. > > > > Create the region with two cache listeners: > > $ create region --name=data > > --cache-listener="my.package.ListenerTypeA,my.package.ListenerTypeB" > > > > Change my mind and decide to remove one of the cache listeners: > > $ alter region --name=data --cache-listener="my.package.ListenerTypeB" > > > > -Kirk > > > > > > On Tue, Jan 3, 2017 at 10:52 AM, Kevin Duling <kdul...@pivotal.io> > wrote: > > > > > Is this an intuitive User Experience? > > > > > > Given these two classes: > > > > > > public class ListenerTypeA extends CacheListenerAdapter implements > > > Declarable > > > > > > and > > > > > > public class ListenerTypeB extends CacheListenerAdapter implements > > > Declarable > > > > > > And they are programmatically added to a region: > > > > > > CacheListener listener1 = new ListenerTypeA(); > > > > > > CacheListener listener2 = new ListenerTypeB(); > > > > > > Region region = cache.<String, > > > Customer>createClientRegionFactory(ClientRegionShortcut.CACHING_PROXY) > > > > > > .initCacheListeners(new CacheListener[]{listener1, > > > listener2}).create("regionA"); > > > > > > > > > What would the expected gfsh command to remove them. Should we remove > > the > > > listeners via omission? For example, removing listener1 might be: > > > > > > alter region --name=data --cache-listener='my.package.ListenerTypeB' > > > > > > > > > By only listing the listeners I want...either to keep and/or to add, > > > listener1 which is a ListenerTypeA, would be removed. > > > > > > > > > > > > > > > > > > On Tue, Dec 20, 2016 at 2:11 PM, Kevin Duling <kdul...@pivotal.io> > > wrote: > > > > > > > I'm looking at GEODE-2236 > > > > <https://issues.apache.org/jira/browse/GEODE-2236> and protecting > > > against > > > > the NPE is trivial. But the question is, what is the right way to do > > > > this? What is the syntax people would expect to use? > > > > > > > > > > > > What if there are multiple listeners and you wanted to delete one or > > more > > > > of them? > > > > > > > > > > > > > > > > > -- > Cheers > > Jinmei >