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package gocache
import (
"github.com/dgraph-io/ristretto"
)
// Ristretto https://github.com/dgraph-io/ristretto
type Ristretto struct {
db * ristretto . Cache // 驱动
numCounters int64 // 跟踪频率的键数 (10M)
maxCost int64 // 缓存的最大成本（ ）
bufferItems int64 // 每个Get缓冲区的密钥数
}
// NewRistretto 实例化
func NewRistretto ( ) * Ristretto {
cache , _ := ristretto . NewCache ( & ristretto . Config {
NumCounters : 1e7 , // number of keys to track frequency of (10M).
MaxCost : 1 << 30 , // maximum cost of cache (1GB).
BufferItems : 64 , // number of keys per Get buffer.
} )
return & Ristretto { db : cache }
}
// Set 插入数据
func ( r * Ristretto ) Set ( key string , value interface { } , cost int64 ) {
r . db . Set ( key , value , cost )
r . db . Wait ( )
}
// Get 获取单个数据
func ( r * Ristretto ) Get ( key string ) ( interface { } , bool ) {
return r . db . Get ( key )
}
// Del 删除数据
func ( r * Ristretto ) Del ( key string ) {
r . db . Del ( key )
}
