48 lines
1.4 KiB
Go
48 lines
1.4 KiB
Go
package cache
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
"time"
|
|
)
|
|
|
|
func assembleEntityKey(entityName, id string) string {
|
|
var keys = make([]string, 0)
|
|
keys = append(keys, strings.ToUpper(entityName), id)
|
|
var b strings.Builder
|
|
b.WriteString(TAG_ENTITY)
|
|
for _, s := range keys {
|
|
fmt.Fprintf(&b, ":%s", s)
|
|
}
|
|
return b.String()
|
|
}
|
|
|
|
// 缓存模型名称明确的,使用ID进行检索的实体内容。
|
|
func CacheEntity[T any](instance T, relationNames []string, entityName, id string) error {
|
|
entityKey := assembleEntityKey(entityName, id)
|
|
err := Cache(entityKey, &instance, 5*time.Minute)
|
|
for _, relationName := range relationNames {
|
|
CacheRelation(relationName, STORE_TYPE_KEY, entityKey)
|
|
}
|
|
return err
|
|
}
|
|
|
|
// 从缓存中取出模型名称明确的,使用ID进行检索的实体内容。
|
|
func RetreiveEntity[T any](entityName, id string) (*T, error) {
|
|
entityKey := assembleEntityKey(entityName, id)
|
|
instance, err := Retreive[T](entityKey)
|
|
return instance, err
|
|
}
|
|
|
|
// 精确的从缓存中删除指定模型名称、指定ID的实体内容。
|
|
func AbolishSpecificEntity(entityName, id string) (bool, error) {
|
|
entityKey := assembleEntityKey(entityName, id)
|
|
return Delete(entityKey)
|
|
}
|
|
|
|
// 从缓存中删除指定模型名称的所有内容。
|
|
func AbolishEntity(entityName string) error {
|
|
pattern := fmt.Sprintf("%s:%s:*", TAG_ENTITY, strings.ToUpper(entityName))
|
|
return DeleteAll(pattern)
|
|
}
|