Simple and Powerful ORM for Go, support mysql,postgres,tidb,sqlite3,sqlite,mssql,oracle,cockroach
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// Copyright 2020 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package caches
import (
// Md5 return md5 hash string
func Md5(str string) string {
m := md5.New()
io.WriteString(m, str)
return fmt.Sprintf("%x", m.Sum(nil))
// Encode Encode data
func Encode(data interface{}) ([]byte, error) {
//return JsonEncode(data)
return GobEncode(data)
// Decode decode data
func Decode(data []byte, to interface{}) error {
//return JsonDecode(data, to)
return GobDecode(data, to)
// GobEncode encode data with gob
func GobEncode(data interface{}) ([]byte, error) {
var buf bytes.Buffer
enc := gob.NewEncoder(&buf)
err := enc.Encode(&data)
if err != nil {
return nil, err
return buf.Bytes(), nil
// GobDecode decode data with gob
func GobDecode(data []byte, to interface{}) error {
buf := bytes.NewBuffer(data)
dec := gob.NewDecoder(buf)
return dec.Decode(to)
// JsonEncode encode data with json
func JsonEncode(data interface{}) ([]byte, error) {
val, err := json.Marshal(data)
if err != nil {
return nil, err
return val, nil
// JsonDecode decode data with json
func JsonDecode(data []byte, to interface{}) error {
return json.Unmarshal(data, to)