139 lines
3.6 KiB
Go
139 lines
3.6 KiB
Go
// Copyright (c) 2015-2017 Jeevanandam M (jeeva@myjeeva.com), All rights reserved.
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// resty source code and usage is governed by a MIT style
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// license that can be found in the LICENSE file.
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package resty
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import (
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"encoding/json"
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"io"
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"net/http"
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"strings"
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"time"
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)
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// Response is an object represents executed request and its values.
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type Response struct {
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Request *Request
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RawResponse *http.Response
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body []byte
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size int64
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receivedAt time.Time
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}
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// Body method returns HTTP response as []byte array for the executed request.
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// Note: `Response.Body` might be nil, if `Request.SetOutput` is used.
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func (r *Response) Body() []byte {
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if r.RawResponse == nil {
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return []byte{}
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}
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return r.body
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}
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// Status method returns the HTTP status string for the executed request.
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// Example: 200 OK
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func (r *Response) Status() string {
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if r.RawResponse == nil {
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return ""
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}
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return r.RawResponse.Status
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}
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// StatusCode method returns the HTTP status code for the executed request.
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// Example: 200
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func (r *Response) StatusCode() int {
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if r.RawResponse == nil {
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return 0
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}
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return r.RawResponse.StatusCode
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}
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// Result method returns the response value as an object if it has one
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func (r *Response) Result() interface{} {
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return r.Request.Result
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}
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// Error method returns the error object if it has one
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func (r *Response) Error() interface{} {
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return r.Request.Error
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}
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// Header method returns the response headers
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func (r *Response) Header() http.Header {
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if r.RawResponse == nil {
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return http.Header{}
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}
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return r.RawResponse.Header
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}
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// Cookies method to access all the response cookies
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func (r *Response) Cookies() []*http.Cookie {
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if r.RawResponse == nil {
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return make([]*http.Cookie, 0)
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}
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return r.RawResponse.Cookies()
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}
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// String method returns the body of the server response as String.
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func (r *Response) String() string {
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if r.body == nil {
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return ""
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}
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return strings.TrimSpace(string(r.body))
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}
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// Time method returns the time of HTTP response time that from request we sent and received a request.
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// See `response.ReceivedAt` to know when client recevied response and see `response.Request.Time` to know
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// when client sent a request.
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func (r *Response) Time() time.Duration {
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return r.receivedAt.Sub(r.Request.Time)
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}
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// ReceivedAt method returns when response got recevied from server for the request.
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func (r *Response) ReceivedAt() time.Time {
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return r.receivedAt
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}
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// Size method returns the HTTP response size in bytes. Ya, you can relay on HTTP `Content-Length` header,
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// however it won't be good for chucked transfer/compressed response. Since Resty calculates response size
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// at the client end. You will get actual size of the http response.
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func (r *Response) Size() int64 {
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return r.size
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}
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// RawBody method exposes the HTTP raw response body. Use this method in-conjunction with `SetDoNotParseResponse`
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// option otherwise you get an error as `read err: http: read on closed response body`.
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//
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// Do not forget to close the body, otherwise you might get into connection leaks, no connection reuse.
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// Basically you have taken over the control of response parsing from `Resty`.
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func (r *Response) RawBody() io.ReadCloser {
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if r.RawResponse == nil {
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return nil
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}
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return r.RawResponse.Body
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}
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func (r *Response) fmtBodyString() string {
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bodyStr := "***** NO CONTENT *****"
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if r.body != nil {
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ct := r.Header().Get(hdrContentTypeKey)
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if IsJSONType(ct) {
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out := acquireBuffer()
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defer releaseBuffer(out)
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if err := json.Indent(out, r.body, "", " "); err == nil {
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bodyStr = string(out.Bytes())
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}
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} else {
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bodyStr = r.String()
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}
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}
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return bodyStr
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}
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