Struct RegistryWatcher 

pub struct RegistryWatcher { /* private fields */ }

Tracks the last-seen registry version and detects changes.

Create a watcher from RegistryReader::watch or directly with RegistryWatcher::new. Call changed with the current registry version to check for updates.

Implementations

impl RegistryWatcher

pub fn new(initial_version: u64) -> Self

Create a watcher starting at the given version.

pub fn changed(&self, current_version: u64) -> bool

Check whether the registry has changed since the last acknowledgement.

pub fn acknowledge(&mut self, current_version: u64)

Acknowledge the current version, resetting the change flag.

pub fn last_seen_version(&self) -> u64

Return the last acknowledged version.