Trait CacheBase 

pub trait CacheBase {
    // Required methods
    fn db(&mut self, db: i8) -> &mut Self;
    fn key_exists(&mut self, key: &str) -> Result<bool, String>;
    fn key_del(&mut self, key: &str) -> Result<bool, String>;
    fn key_ttl(&mut self, key: &str) -> Result<i64, String>;
    fn key_set_expireat(
        &mut self,
        key: &str,
        timestamp: i64,
    ) -> Result<bool, String>;
    fn key_set_seconds(&mut self, key: &str, s: i64) -> Result<bool, String>;
    fn key_del_expire(&mut self, key: &str) -> Result<bool, String>;
    fn key_query(&mut self, key: &str) -> Result<JsonValue, String>;
    fn add(
        &mut self,
        key: &str,
        value: JsonValue,
        expiration_date: u64,
    ) -> Result<bool, String>;
    fn get(&mut self, key: &str) -> Result<JsonValue, String>;
    fn set_add(
        &mut self,
        key: &str,
        value: JsonValue,
        expiry_s: i64,
    ) -> Result<bool, String>;
    fn set_count(&mut self, key: &str) -> Result<usize, String>;
    fn set_get(&mut self, key: &str) -> Result<JsonValue, String>;
    fn set_delete(
        &mut self,
        key: &str,
        value: JsonValue,
    ) -> Result<bool, String>;
    fn set_get_sinter(&mut self, keys: Vec<&str>) -> Result<JsonValue, String>;
    fn set_get_sunion(&mut self, keys: Vec<&str>) -> Result<JsonValue, String>;
    fn list_add(
        &mut self,
        key: &str,
        value: JsonValue,
        expiry_s: i64,
    ) -> Result<bool, String>;
    fn list_del(&mut self, key: &str, value: JsonValue) -> Result<bool, String>;
    fn list_lpush(
        &mut self,
        key: &str,
        value: JsonValue,
        expiry_s: i64,
    ) -> Result<bool, String>;
    fn list_rpush(
        &mut self,
        key: &str,
        value: JsonValue,
        expiry_s: i64,
    ) -> Result<bool, String>;
    fn list_lpop(
        &mut self,
        key: &str,
        count: usize,
    ) -> Result<Vec<JsonValue>, String>;
    fn list_rpop(
        &mut self,
        key: &str,
        count: usize,
    ) -> Result<Vec<JsonValue>, String>;
    fn list_len(&mut self, key: &str) -> Result<usize, String>;
    fn list_range(
        &mut self,
        key: &str,
        start: isize,
        stop: isize,
    ) -> Result<Vec<JsonValue>, String>;
    fn list_all(&mut self, key: &str) -> Result<Vec<JsonValue>, String>;
    fn list_get(&mut self, key: &str, index: isize) -> Result<JsonValue, String>;
    fn list_trim(
        &mut self,
        key: &str,
        start: isize,
        stop: isize,
    ) -> Result<bool, String>;
    fn list_set(
        &mut self,
        key: &str,
        index: isize,
        value: JsonValue,
    ) -> Result<bool, String>;
    fn list_remove(
        &mut self,
        key: &str,
        value: JsonValue,
        count: isize,
    ) -> Result<isize, String>;
    fn hash_get(&mut self, key: &str) -> Result<JsonValue, String>;
    fn hash_add(
        &mut self,
        key: &str,
        field: &str,
        value: JsonValue,
    ) -> Result<bool, String>;
    fn hash_get_field_value(
        &mut self,
        key: &str,
        field: &str,
    ) -> Result<JsonValue, String>;
    fn hash_get_fields(&mut self, key: &str) -> Result<JsonValue, String>;
    fn hash_delete(&mut self, key: &str, field: &str) -> Result<bool, String>;
    fn hash_get_values(&mut self, key: &str) -> Result<JsonValue, String>;
    fn geo_add(
        &mut self,
        key: &str,
        longitude: f64,
        latitude: f64,
        value: JsonValue,
    ) -> Result<bool, String>;
    fn geo_get(
        &mut self,
        key: &str,
        value: JsonValue,
    ) -> Result<JsonValue, String>;
    fn geo_dist(
        &mut self,
        key: &str,
        value1: JsonValue,
        value2: JsonValue,
    ) -> Result<JsonValue, String>;
    fn geo_radius(
        &mut self,
        key: &str,
        value: JsonValue,
        radius: &str,
    ) -> Result<JsonValue, String>;
    fn stream_add(
        &mut self,
        key: &str,
        msg_id: &str,
        field: &str,
        value: JsonValue,
    ) -> Result<String, String>;
    fn stream_count(&mut self, key: &str) -> Result<usize, String>;
    fn stream_get(&mut self, key: &str) -> Result<JsonValue, String>;
    fn stream_del(&mut self, key: &str, id: &str) -> Result<bool, String>;
    fn stream_group_create(
        &mut self,
        key: &str,
        group: &str,
    ) -> Result<bool, String>;
    fn stream_group_add_user(
        &mut self,
        key: &str,
        group: &str,
        user: &str,
    ) -> Result<bool, String>;
    fn stream_group_del_user(
        &mut self,
        key: &str,
        group: &str,
        user: &str,
    ) -> Result<bool, String>;
    fn stream_group_del(
        &mut self,
        key: &str,
        group: &str,
    ) -> Result<bool, String>;
    fn stream_group_msg(
        &mut self,
        key: &str,
        group: &str,
        user: &str,
    ) -> Result<JsonValue, String>;
    fn stream_get_group(
        &mut self,
        key: &str,
        group: &str,
    ) -> Result<bool, String>;
    fn stream_get_stream(&mut self, key: &str) -> Result<JsonValue, String>;
    fn subscribe(
        &mut self,
        key: &str,
        tx: Sender<JsonValue>,
    ) -> Result<(), String>;
    fn publish(&mut self, key: &str, value: JsonValue) -> Result<bool, String>;
}

Required Methods

fn db(&mut self, db: i8) -> &mut Self

选择数据库

fn key_exists(&mut self, key: &str) -> Result<bool, String>

键 判断是否存在

fn key_del(&mut self, key: &str) -> Result<bool, String>

键 删除

fn key_ttl(&mut self, key: &str) -> Result<i64, String>

键 以秒为单位返回 key 的剩余过期时间。

fn key_set_expireat( &mut self, key: &str, timestamp: i64, ) -> Result<bool, String>

键 设置到期时间

• key 键
• timestamp 到期时间戳 10位

fn key_set_seconds(&mut self, key: &str, s: i64) -> Result<bool, String>

键 设置到期时间

• s 过期秒

fn key_del_expire(&mut self, key: &str) -> Result<bool, String>

键 删除到期时间

fn key_query(&mut self, key: &str) -> Result<JsonValue, String>

查询 KEY

• key 键 格式 * 或 *#### 模糊查询

fn add( &mut self, key: &str, value: JsonValue, expiration_date: u64, ) -> Result<bool, String>

设置缓存

• expiration_date 过期时间 s 秒

fn get(&mut self, key: &str) -> Result<JsonValue, String>

获取缓存

fn set_add( &mut self, key: &str, value: JsonValue, expiry_s: i64, ) -> Result<bool, String>

集合 添加

fn set_count(&mut self, key: &str) -> Result<usize, String>

集合 获取成员数量

fn set_get(&mut self, key: &str) -> Result<JsonValue, String>

集合 获取

fn set_delete(&mut self, key: &str, value: JsonValue) -> Result<bool, String>

集合 删除

fn set_get_sinter(&mut self, keys: Vec<&str>) -> Result<JsonValue, String>

集合 获取交集

fn set_get_sunion(&mut self, keys: Vec<&str>) -> Result<JsonValue, String>

集合 获取并集

fn list_add( &mut self, key: &str, value: JsonValue, expiry_s: i64, ) -> Result<bool, String>

列表 添加

fn list_del(&mut self, key: &str, value: JsonValue) -> Result<bool, String>

列表 删除元素

fn list_lpush( &mut self, key: &str, value: JsonValue, expiry_s: i64, ) -> Result<bool, String>

从列表左侧添加元素

fn list_rpush( &mut self, key: &str, value: JsonValue, expiry_s: i64, ) -> Result<bool, String>

从列表右侧添加元素

fn list_lpop( &mut self, key: &str, count: usize, ) -> Result<Vec<JsonValue>, String>

从列表左侧弹出元素 count: 0 = 弹出1个（兼容旧版），>0 = 弹出指定数量

fn list_rpop( &mut self, key: &str, count: usize, ) -> Result<Vec<JsonValue>, String>

从列表右侧弹出元素

fn list_len(&mut self, key: &str) -> Result<usize, String>

获取列表长度

fn list_range( &mut self, key: &str, start: isize, stop: isize, ) -> Result<Vec<JsonValue>, String>

获取列表指定范围的元素

fn list_all(&mut self, key: &str) -> Result<Vec<JsonValue>, String>

获取列表所有元素

fn list_get(&mut self, key: &str, index: isize) -> Result<JsonValue, String>

根据索引获取列表元素

fn list_trim( &mut self, key: &str, start: isize, stop: isize, ) -> Result<bool, String>

修剪列表，只保留指定范围内的元素

fn list_set( &mut self, key: &str, index: isize, value: JsonValue, ) -> Result<bool, String>

设置指定索引位置的元素值

fn list_remove( &mut self, key: &str, value: JsonValue, count: isize, ) -> Result<isize, String>

删除列表中指定值的元素（count=0表示删除所有匹配项）

fn hash_get(&mut self, key: &str) -> Result<JsonValue, String>

获取哈希值

fn hash_add( &mut self, key: &str, field: &str, value: JsonValue, ) -> Result<bool, String>

添加哈希

fn hash_get_field_value( &mut self, key: &str, field: &str, ) -> Result<JsonValue, String>

获取哈希指定key的字段值

fn hash_get_fields(&mut self, key: &str) -> Result<JsonValue, String>

获取key下所有的field

fn hash_delete(&mut self, key: &str, field: &str) -> Result<bool, String>

删除哈希指定key的字段

fn hash_get_values(&mut self, key: &str) -> Result<JsonValue, String>

获取key下所有的value

fn geo_add( &mut self, key: &str, longitude: f64, latitude: f64, value: JsonValue, ) -> Result<bool, String>

地理 添加地理位置

fn geo_get(&mut self, key: &str, value: JsonValue) -> Result<JsonValue, String>

地理 获取地理位置

fn geo_dist( &mut self, key: &str, value1: JsonValue, value2: JsonValue, ) -> Result<JsonValue, String>

地理 获取两地之间的距离地理位置

fn geo_radius( &mut self, key: &str, value: JsonValue, radius: &str, ) -> Result<JsonValue, String>

地理 以给定的经纬度为中心， 返回键包含的位置元素当中， 与中心的距离不超过给定最大距离的所有位置元素

fn stream_add( &mut self, key: &str, msg_id: &str, field: &str, value: JsonValue, ) -> Result<String, String>

设置消息队列

fn stream_count(&mut self, key: &str) -> Result<usize, String>

获取消息长度

fn stream_get(&mut self, key: &str) -> Result<JsonValue, String>

获取 过滤已删除的消息队列

fn stream_del(&mut self, key: &str, id: &str) -> Result<bool, String>

删除消息

fn stream_group_create( &mut self, key: &str, group: &str, ) -> Result<bool, String>

创建消费者组

fn stream_group_add_user( &mut self, key: &str, group: &str, user: &str, ) -> Result<bool, String>

fn stream_group_del_user( &mut self, key: &str, group: &str, user: &str, ) -> Result<bool, String>

fn stream_group_del(&mut self, key: &str, group: &str) -> Result<bool, String>

删除 消费者

fn stream_group_msg( &mut self, key: &str, group: &str, user: &str, ) -> Result<JsonValue, String>

删除 消费者

fn stream_get_group(&mut self, key: &str, group: &str) -> Result<bool, String>

获取组存在不

fn stream_get_stream(&mut self, key: &str) -> Result<JsonValue, String>

fn subscribe(&mut self, key: &str, tx: Sender<JsonValue>) -> Result<(), String>

订阅消息

fn publish(&mut self, key: &str, value: JsonValue) -> Result<bool, String>

发布消息

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors