micro/codec/json/json.go

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// 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/v2/codec"
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)
type Codec struct {
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Conn io.ReadWriteCloser
Encoder *json.Encoder
Decoder *json.Decoder
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}
func (c *Codec) ReadHeader(m *codec.Message, t codec.MessageType) error {
return nil
}
func (c *Codec) ReadBody(b interface{}) error {
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if b == nil {
return nil
}
if pb, ok := b.(proto.Message); ok {
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return jsonpb.UnmarshalNext(c.Decoder, pb)
}
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return c.Decoder.Decode(b)
}
func (c *Codec) Write(m *codec.Message, b interface{}) error {
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if b == nil {
return nil
}
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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{
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Conn: c,
Decoder: json.NewDecoder(c),
Encoder: json.NewEncoder(c),
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}
}