mindoc/cache/cache.go

87 lines
1.4 KiB
Go

package cache
import (
"bytes"
"encoding/gob"
"errors"
"github.com/astaxie/beego/cache"
"github.com/astaxie/beego/logs"
"time"
)
var bm cache.Cache
func Get(key string, e interface{}) error {
val := bm.Get(key)
if val == nil {
return errors.New("cache does not exist")
}
if b, ok := val.([]byte); ok {
buf := bytes.NewBuffer(b)
decoder := gob.NewDecoder(buf)
err := decoder.Decode(e)
if err != nil {
logs.Error("反序列化对象失败 ->", err)
}
return err
} else if s, ok := val.(string); ok && s != "" {
buf := bytes.NewBufferString(s)
decoder := gob.NewDecoder(buf)
err := decoder.Decode(e)
if err != nil {
logs.Error("反序列化对象失败 ->", err)
}
return err
}
return errors.New("value is not []byte or string")
}
func Put(key string, val interface{}, timeout time.Duration) error {
var buf bytes.Buffer
encoder := gob.NewEncoder(&buf)
err := encoder.Encode(val)
if err != nil {
logs.Error("序列化对象失败 ->", err)
return err
}
return bm.Put(key, buf.String(), timeout)
}
func Delete(key string) error {
return bm.Delete(key)
}
func Incr(key string) error {
return bm.Incr(key)
}
func Decr(key string) error {
return bm.Decr(key)
}
func IsExist(key string) bool {
return bm.IsExist(key)
}
func ClearAll() error {
return bm.ClearAll()
}
func StartAndGC(config string) error {
return bm.StartAndGC(config)
}
//初始化缓存
func Init(c cache.Cache) {
bm = c
}