Thanos did someting

[bytom/vapor.git] / net / http / gzip / gzip.go

diff --git a/net/http/gzip/gzip.go b/net/http/gzip/gzip.go
deleted file mode 100644 (file)
index 7d84116..0000000
--- a/net/http/gzip/gzip.go
+++ /dev/null
@@ -1,61 +0,0 @@
-package gzip
-
-import (
-       "bufio"
-       "compress/gzip"
-       "errors"
-       "io"
-       "net"
-       "net/http"
-       "strings"
-       "sync"
-)
-
-var pool = sync.Pool{
-       New: func() interface{} {
-               w, _ := gzip.NewWriterLevel(nil, gzip.BestSpeed) // #nosec
-               return w
-       },
-}
-
-func getWriter(w io.Writer) *gzip.Writer {
-       gz := pool.Get().(*gzip.Writer)
-       gz.Reset(w)
-       return gz
-}
-
-type Handler struct {
-       Handler http.Handler
-}
-
-func (h Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
-       w.Header().Add("Vary", "Accept-Encoding")
-       if !strings.Contains(r.Header.Get("Accept-Encoding"), "gzip") {
-               h.Handler.ServeHTTP(w, r)
-               return
-       }
-       w.Header().Set("Content-Encoding", "gzip")
-       gz := getWriter(w)
-       w = &responseWriter{gz, w}
-       h.Handler.ServeHTTP(w, r)
-       gz.Close()
-       pool.Put(gz)
-}
-
-type responseWriter struct {
-       w                   io.Writer // w wraps only method Write
-       http.ResponseWriter           // embedded for the other methods
-}
-
-var _ http.ResponseWriter = (*responseWriter)(nil)
-var _ http.Hijacker = (*responseWriter)(nil)
-
-func (w *responseWriter) Write(p []byte) (int, error) { return w.w.Write(p) }
-
-func (w *responseWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) {
-       h, ok := w.ResponseWriter.(http.Hijacker)
-       if !ok {
-               return nil, nil, errors.New("not a hijacker")
-       }
-       return h.Hijack()
-}