package protocol

import (
	"io"
)

// ServerCodec creates a ServerRequestCodec to process each request.
type ServerCodec interface {
	NewRequest(r io.Reader) (ServerRequestCodec, error)
	WriteNotification(w io.Writer, method string, args []interface{}) error
}

// ServerRequestCodec decodes a request and encodes a response using a specific
// serialization scheme.
type ServerRequestCodec interface {
	RegistryCodec

	HasResponse() bool
	WriteResponse(w io.Writer, reply interface{}) error
	WriteError(w io.Writer, status int, err error) error
}