rpc/encode/selector.go

package encode

import "io"

// EncoderSelector interface provides a way to select encoder using the http
// request. Typically people can use this to check HEADER of the request and
// figure out client capabilities.
// Eg. "Accept-Encoding" tells about supported compressions.
type EncoderSelector interface {
	SelectByReader(r io.Reader) Encoder
	SelectByWriter(w io.Writer) Encoder
}

type encoderSelector struct {
}

func (_ *encoderSelector) SelectByReader(_ io.Reader) Encoder {
	return DefaultEncoder
}

func (_ *encoderSelector) SelectByWriter(_ io.Writer) Encoder {
	return DefaultEncoder
}

var DefaultEncoderSelector = &encoderSelector{}