Method get

datafusion/execution/src/cache/file_metadata_cache.rs:48–52

Returns the respective entry from the cache, if it exists. If the entry exists, it becomes the most recently used.

(&mut self, k: &Path)

    /// Returns the respective entry from the cache, if it exists.
    /// If the entry exists, it becomes the most recently used.
    fn get(&mut self, k: &Path) -> Option<CachedFileMetadataEntry> {
        self.lru_queue.get(k).cloned().inspect(|_| {
            *self.cache_hits.entry(k.clone()).or_insert(0) += 1;
        })
    }

    /// Checks if the metadata is currently cached.
    /// The LRU queue is not updated.