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package shock
import (
"bytes"
"encoding/gob"
"encoding/json"
)
// Serializer defines a way to encode/decode objects in the database
type Serializer interface {
Marshal(v interface{}) ([]byte, error)
Unmarshal(data []byte, v interface{}) error
}
// JSONSerializer is a Serializer that uses JSON
type JSONSerializer struct{}
// Marshal encodes an object to JSON
func (j JSONSerializer) Marshal(v interface{}) ([]byte, error) {
return json.Marshal(v)
}
// Unmarshal decodes an object from JSON
func (j JSONSerializer) Unmarshal(data []byte, v interface{}) error {
return json.Unmarshal(data, v)
}
// GobSerializer is a Serializer that uses gob
type GobSerializer struct{}
// Marshal encodes an object to gob
func (g GobSerializer) Marshal(v interface{}) ([]byte, error) {
var buf bytes.Buffer
err := gob.NewEncoder(&buf).Encode(v)
return buf.Bytes(), err
}
// Unmarshal decodes an object from gob
func (g GobSerializer) Unmarshal(data []byte, v interface{}) error {
return gob.NewDecoder(bytes.NewBuffer(data)).Decode(v)
}