Trait raftstore::coprocessor::RoleObserver

[+] Show declaration

pub trait RoleObserver: Coprocessor {
    fn on_role_change(&self, _: &mut ObserverContext<'_>, _: StateRole) { ... }
}

Provided methods

fn on_role_change(&self, _: &mut ObserverContext<'_>, _: StateRole)[−]

Hook to call when role of a peer changes.

Please note that, this hook is not called at realtime. There maybe a situation that the hook is not called yet, however the role of some peers have changed.

Implementors

impl RoleObserver for RegionEventListener[+]

[+] Show hidden undocumented items

fn on_role_change(&self, context: &mut ObserverContext<'_>, role: StateRole)

impl RoleObserver for CdcObserver

impl<E: KvEngine> RoleObserver for Observer<E>

impl RoleObserver for RoleChangeNotifier