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response.go
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response.go
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// Copyright 2022 geebytes
// Licensed under the Apache License, Version 2.0 (the 'License');
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an 'AS IS' BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tegenaria
import (
"bytes"
"encoding/json"
"sync"
"github.com/sirupsen/logrus"
)
// Response the Request download response data
type Response struct {
Status int // Status request response status code
Header map[string][]string // Header response header
Delay float64 // Delay the time of handle download request
ContentLength int // ContentLength response content length
URL string // URL of request url
Buffer *bytes.Buffer // buffer read response buffer
}
// responsePool a buffer poll of Response object
var responsePool *sync.Pool = &sync.Pool{
New: func() interface{} {
return new(Response)
},
}
var respLog *logrus.Entry = GetLogger("response")
// Json deserialize the response body to json
func (r *Response) Json() (map[string]interface{},error) {
jsonResp := map[string]interface{}{}
err := json.Unmarshal(r.Buffer.Bytes(), &jsonResp)
if err != nil {
respLog.Errorf("Get json response error %s", err.Error())
return nil, err
}
return jsonResp,nil
}
// String get response text from response body
func (r *Response) String() string {
return r.Buffer.String()
}
// NewResponse create a new Response from responsePool
func NewResponse() *Response {
response := responsePool.Get().(*Response)
response.Buffer = bufferPool.Get().(*bytes.Buffer)
response.Buffer.Reset()
return response
}
// freeResponse reset Response and the put it into responsePool
func freeResponse(r *Response) {
r.Status = -1
r.Header = nil
r.Delay = 0
responsePool.Put(r)
r = nil
}