Struct CacheEntry 

pub struct CacheEntry<V> { /* private fields */ }

缓存条目

Implementations

impl<V> CacheEntry<V>

pub fn new(value: V, ttl: Option<Duration>) -> Self

创建新条目

pub fn value(&self) -> &V

获取值的引用

pub fn value_mut(&mut self) -> &mut V

获取值的可变引用

pub fn into_value(self) -> V

取出值

pub fn is_expired(&self) -> bool

检查是否已过期

pub fn remaining_ttl(&self) -> Option<Duration>

获取剩余 TTL

pub fn touch(&mut self)

更新最后访问时间

pub fn last_accessed(&self) -> Instant

获取最后访问时间

pub fn created_at(&self) -> Instant

获取创建时间

pub fn access_count(&self) -> u64

获取访问次数

pub fn age(&self) -> Duration

获取存活时间

pub fn extend_ttl(&mut self, duration: Duration)

延长 TTL

pub fn set_ttl(&mut self, ttl: Option<Duration>)

设置新的过期时间

Trait Implementations

impl<V: Clone> Clone for CacheEntry<V>

fn clone(&self) -> CacheEntry<V>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<V: Debug> Debug for CacheEntry<V>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.