Struct Cache

pub struct Cache<K> { /* private fields */ }

Implementations

impl<K> Cache<K>

where K: Eq + Hash,

pub fn new() -> Self

pub fn get<T: 'static + CacheItem, Q>( &self, key: &Q, ) -> Result<Option<Option<Arc<T>>>, CacheError>

where K: Borrow<Q>, Q: Hash + Eq + ?Sized,

pub fn insert<T: 'static + CacheItem>( &self, key: K, value: Option<T>, ) -> Result<Option<Arc<T>>, CacheError>

pub fn remove<Q>( &self, key: &Q, ) -> Result<Option<ArcSwap<Box<dyn Any + Send + Sync>>>, CacheError>

where K: Borrow<Q>, Q: Hash + Eq + ?Sized,

Trait Implementations

impl<K: Clone> Clone for Cache<K>

fn clone(&self) -> Cache<K>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<K> Default for Cache<K>

where K: Eq + Hash,

fn default() -> Self

Returns the “default value” for a type.