unmarshal json with jsonpb if accepter is pb

This commit is contained in:
magodo 2019-06-09 11:50:50 +08:00
parent 95b8147fa1
commit 3573ac818f
2 changed files with 19 additions and 6 deletions

View File

@ -5,13 +5,16 @@ import (
"encoding/json" "encoding/json"
"io" "io"
"github.com/golang/protobuf/jsonpb"
"github.com/golang/protobuf/proto"
"github.com/micro/go-micro/codec" "github.com/micro/go-micro/codec"
) )
type Codec struct { type Codec struct {
Conn io.ReadWriteCloser Conn io.ReadWriteCloser
Encoder *json.Encoder Encoder *json.Encoder
Decoder *json.Decoder Decoder *json.Decoder
Unmarshaler *jsonpb.Unmarshaler
} }
func (c *Codec) ReadHeader(m *codec.Message, t codec.MessageType) error { func (c *Codec) ReadHeader(m *codec.Message, t codec.MessageType) error {
@ -22,6 +25,9 @@ func (c *Codec) ReadBody(b interface{}) error {
if b == nil { if b == nil {
return nil return nil
} }
if pb, ok := b.(proto.Message); ok {
return c.Unmarshaler.UnmarshalNext(c.Decoder, pb)
}
return c.Decoder.Decode(b) return c.Decoder.Decode(b)
} }
@ -42,8 +48,9 @@ func (c *Codec) String() string {
func NewCodec(c io.ReadWriteCloser) codec.Codec { func NewCodec(c io.ReadWriteCloser) codec.Codec {
return &Codec{ return &Codec{
Conn: c, Conn: c,
Decoder: json.NewDecoder(c), Decoder: json.NewDecoder(c),
Encoder: json.NewEncoder(c), Encoder: json.NewEncoder(c),
Unmarshaler: &jsonpb.Unmarshaler{},
} }
} }

View File

@ -2,6 +2,9 @@ package json
import ( import (
"encoding/json" "encoding/json"
"github.com/golang/protobuf/jsonpb"
"github.com/golang/protobuf/proto"
) )
type Marshaler struct{} type Marshaler struct{}
@ -11,6 +14,9 @@ func (j Marshaler) Marshal(v interface{}) ([]byte, error) {
} }
func (j Marshaler) Unmarshal(d []byte, v interface{}) error { func (j Marshaler) Unmarshal(d []byte, v interface{}) error {
if pb, ok := v.(proto.Message); ok {
return jsonpb.UnmarshalString(string(d), pb)
}
return json.Unmarshal(d, v) return json.Unmarshal(d, v)
} }