Method on_cache_hit

src/models/lru_cache.rs:59–68

(&self, old_counter: u32, new_counter: u32, key: u64)

    }

    fn on_cache_hit(&self, old_counter: u32, new_counter: u32, key: u64) {
        let i = Self::idx(old_counter);
        if self.inner[i].load(Ordering::SeqCst) == key {
            self.clear(i);
            let j = Self::idx(new_counter);
            if self.is_empty(j) {
                self.inner[j].store(key, Ordering::SeqCst);
            }
        }
    }

    fn get_keys(&self, max: u8) -> Vec<(u8, u64)> {
        let mut result = vec![];