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go-micro/codec/bytes/marshaler.go
2019-01-14 21:30:43 +00:00

42 lines
672 B
Go

package bytes
import (
"errors"
)
type Marshaler struct{}
type Message struct {
Header map[string]string
Body []byte
}
func (n Marshaler) Marshal(v interface{}) ([]byte, error) {
switch v.(type) {
case *[]byte:
ve := v.(*[]byte)
return *ve, nil
case []byte:
return v.([]byte), nil
case *Message:
return v.(*Message).Body, nil
}
return nil, errors.New("invalid message")
}
func (n Marshaler) Unmarshal(d []byte, v interface{}) error {
switch v.(type) {
case *[]byte:
ve := v.(*[]byte)
*ve = d
case *Message:
ve := v.(*Message)
ve.Body = d
}
return errors.New("invalid message")
}
func (n Marshaler) String() string {
return "bytes"
}