micro/codec/json/json.go
Asim Aslam 563768b58a
v3 refactor (#1868)
* Move to v3

Co-authored-by: Ben Toogood <bentoogood@gmail.com>
2020-07-27 13:22:00 +01:00

55 lines
963 B
Go

// Package json provides a json codec
package json
import (
"encoding/json"
"io"
"github.com/golang/protobuf/jsonpb"
"github.com/golang/protobuf/proto"
"github.com/micro/go-micro/v3/codec"
)
type Codec struct {
Conn io.ReadWriteCloser
Encoder *json.Encoder
Decoder *json.Decoder
}
func (c *Codec) ReadHeader(m *codec.Message, t codec.MessageType) error {
return nil
}
func (c *Codec) ReadBody(b interface{}) error {
if b == nil {
return nil
}
if pb, ok := b.(proto.Message); ok {
return jsonpb.UnmarshalNext(c.Decoder, pb)
}
return c.Decoder.Decode(b)
}
func (c *Codec) Write(m *codec.Message, b interface{}) error {
if b == nil {
return nil
}
return c.Encoder.Encode(b)
}
func (c *Codec) Close() error {
return c.Conn.Close()
}
func (c *Codec) String() string {
return "json"
}
func NewCodec(c io.ReadWriteCloser) codec.Codec {
return &Codec{
Conn: c,
Decoder: json.NewDecoder(c),
Encoder: json.NewEncoder(c),
}
}