// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
  // Use of this source code is governed by a MIT style
  // license that can be found in the LICENSE file.
  
  package binding
  
  import (
  	"io/ioutil"
  	"net/http"
  
  	"github.com/golang/protobuf/proto"
  )
  
  type protobufBinding struct{}
  
  func (protobufBinding) Name() string {
  	return "protobuf"
  }
  
  func (b protobufBinding) Bind(req *http.Request, obj interface{}) error {
  	buf, err := ioutil.ReadAll(req.Body)
  	if err != nil {
  		return err
  	}
  	return b.BindBody(buf, obj)
  }
  
  func (protobufBinding) BindBody(body []byte, obj interface{}) error {
  	if err := proto.Unmarshal(body, obj.(proto.Message)); err != nil {
  		return err
  	}
  	// Here it's same to return validate(obj), but util now we can't add
  	// `binding:""` to the struct which automatically generate by gen-proto
  	return nil
  	// return validate(obj)
  }