Method apply

nodedb-cluster/src/metadata_group/applier.rs:261–281

(&self, entries: &[(u64, Vec<u8>)])

impl MetadataApplier for CacheApplier {
    fn apply(&self, entries: &[(u64, Vec<u8>)]) -> u64 {
        let mut last = 0u64;
        let mut guard = self
            .cache
            .write()
            .unwrap_or_else(|poison| poison.into_inner());
        for (index, data) in entries {
            last = *index;
            if data.is_empty() {
                continue;
            }
            match decode_entry(data) {
                Ok(entry) => {
                    guard.apply(*index, &entry);
                    self.cascade_live_state(&entry);
                }
                Err(e) => warn!(index = *index, error = %e, "metadata decode failed"),
            }
        }
        last
    }
}

/// No-op applier used by tests and subsystems that don't care about the