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