Struct MemoryCacheBackend 

pub struct MemoryCacheBackend { /* private fields */ }

内存缓存后端

Implementations

impl MemoryCacheBackend

pub fn new(config: CacheConfig) -> Self

创建新的内存缓存实例

Trait Implementations

impl CacheBackend for MemoryCacheBackend

fn get_bytes<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 str, ) -> Pin<Box<dyn Future<Output = CacheResult<Option<Vec<u8>>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

获取缓存原始字节

fn set_bytes<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, key: &'life1 str, value: &'life2 [u8], ttl: Option<Duration>, ) -> Pin<Box<dyn Future<Output = CacheResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

设置缓存原始字节

fn delete<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 str, ) -> Pin<Box<dyn Future<Output = CacheResult<bool>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

删除缓存键

fn exists<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 str, ) -> Pin<Box<dyn Future<Output = CacheResult<bool>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

检查键是否存在

fn expire<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 str, ttl: Duration, ) -> Pin<Box<dyn Future<Output = CacheResult<bool>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

设置键的过期时间

fn ttl<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 str, ) -> Pin<Box<dyn Future<Output = CacheResult<Option<Duration>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

获取键的剩余过期时间

fn mget_bytes<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, keys: &'life1 [&'life2 str], ) -> Pin<Box<dyn Future<Output = CacheResult<Vec<Option<Vec<u8>>>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

批量获取缓存原始字节

fn mset_bytes<'life0, 'life1, 'life2, 'life3, 'async_trait>( &'life0 self, items: &'life1 [(&'life2 str, &'life3 [u8])], ttl: Option<Duration>, ) -> Pin<Box<dyn Future<Output = CacheResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait, 'life3: 'async_trait,

批量设置缓存原始字节

fn mdelete<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, keys: &'life1 [&'life2 str], ) -> Pin<Box<dyn Future<Output = CacheResult<u64>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait,

批量删除缓存键

fn incr<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 str, delta: i64, ) -> Pin<Box<dyn Future<Output = CacheResult<i64>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

自增操作

fn decr<'life0, 'life1, 'async_trait>( &'life0 self, key: &'life1 str, delta: i64, ) -> Pin<Box<dyn Future<Output = CacheResult<i64>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

自减操作

fn clear<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = CacheResult<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

清空当前命名空间下的所有缓存

fn config(&self) -> &CacheConfig

获取缓存配置