Struct CacheClient

pub struct CacheClient { /* private fields */ }

Implementations

impl CacheClient

pub async fn new( url: &str, db_index: Option<u8>, cache_capacity: usize, connection_size: u32, ) -> Result<Self>

Initializes a new CacheClient with a connection pool and an optional in-memory cache.

pub async fn set_json<T: Serialize>(&self, key: &str, value: &T) -> Result<()>

将 JSON 数据写入缓存，并同时写入 Redis

pub async fn get_json<T: DeserializeOwned>( &self, key: &str, ) -> Result<Option<T>>

从缓存或 Redis 中获取 JSON 数据 从缓存或 Redis 中获取 JSON 数据

pub async fn set_ex(&self, key: &str, value: &str, sec: u64) -> Result<()>

设置键值对，带过期时间

pub async fn set(&self, key: &str, value: &str) -> Result<()>

设置键值对，不带过期时间

pub async fn set_json_ex<T: Serialize>( &self, key: &str, value: &T, sec: u64, ) -> Result<()>

将 JSON 数据写入缓存并设置过期时间

pub async fn get(&self, key: &str) -> Result<Option<String>>

Get a key’s value.

pub async fn exists(&self, key: &str) -> Result<bool>

Check if a key exists.

pub async fn delete(&self, key: &str) -> Result<()>

Delete a key.

pub async fn keys(&self, pattern: &str) -> Result<Vec<String>>

Get all keys matching a pattern.

pub async fn add_cache_json<T: Serialize>( &self, key: &str, value: &T, ) -> Result<()>

Add JSON data to cache with a 60-second expiration time.

pub async fn get_cache_json<T: DeserializeOwned>( &self, key: &str, ) -> Result<Option<T>>

Get JSON data from cache.

Trait Implementations

impl Clone for CacheClient

fn clone(&self) -> CacheClient

Returns a duplicate of the value.

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

Performs copy-assignment from source.