mirror of https://github.com/gin-gonic/gin.git
47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
// Copyright 2018 Gin Core Team. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package protobuf
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import (
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"net/http"
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"github.com/gin-gonic/gin/render/common"
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"github.com/golang/protobuf/proto"
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)
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func init() {
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common.List["ProtoBuf"] = NewProtoBuf
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}
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// ProtoBuf contains the given interface object.
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type ProtoBuf struct {
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Data interface{}
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}
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var protobufContentType = []string{"application/x-protobuf"}
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// Render (ProtoBuf) marshals the given interface object and writes data with custom ContentType.
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func (r ProtoBuf) Render(w http.ResponseWriter) error {
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r.WriteContentType(w)
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bytes, err := proto.Marshal(r.Data.(proto.Message))
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if err != nil {
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return err
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}
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_, err = w.Write(bytes)
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return err
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}
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// WriteContentType (ProtoBuf) writes ProtoBuf ContentType.
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func (r ProtoBuf) WriteContentType(w http.ResponseWriter) {
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common.WriteContentType(w, protobufContentType)
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}
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//NewProtoBuf build a new ProtoBuf render
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func NewProtoBuf(obj interface{}, _ map[string]string) common.Render {
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return ProtoBuf{Data: obj}
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}
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