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body.go
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body.go
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package http
import (
"io"
"net/http"
)
func NewNoCloseRequest(req *http.Request, s []byte) {
v := NewNoCloseBody(s)
req.ContentLength = int64(v.Len())
req.Body = v
req.GetBody = func() (io.ReadCloser, error) {
return v, nil
}
}
func NewNoCloseStrRequest(req *http.Request, s string) {
v := NewNoCloseStrBody(s)
req.ContentLength = int64(v.Len())
req.Body = v
req.GetBody = func() (io.ReadCloser, error) {
return v, nil
}
}
type NoCloseBody struct {
s []byte
i int64 // current reading index
prevRune int // index of previous rune; or < 0
}
func (r *NoCloseBody) Len() int {
if r.i >= int64(len(r.s)) {
return 0
}
return int(int64(len(r.s)) - r.i)
}
func (r *NoCloseBody) Size() int64 { return int64(len(r.s)) }
func (r *NoCloseBody) Read(b []byte) (n int, err error) {
if r.i >= int64(len(r.s)) {
return 0, io.EOF
}
r.prevRune = -1
n = copy(b, r.s[r.i:])
r.i += int64(n)
return
}
func (r *NoCloseBody) Close() error {
r.i = 0
return nil
}
// 适用于轮询
func NewNoCloseBody(s []byte) *NoCloseBody { return &NoCloseBody{s, 0, -1} }
type NoCloseStrBody struct {
s string
i int64 // current reading index
prevRune int // index of previous rune; or < 0
}
func (r *NoCloseStrBody) Len() int {
if r.i >= int64(len(r.s)) {
return 0
}
return int(int64(len(r.s)) - r.i)
}
func (r *NoCloseStrBody) Size() int64 { return int64(len(r.s)) }
func (r *NoCloseStrBody) Read(b []byte) (n int, err error) {
if r.i >= int64(len(r.s)) {
return 0, io.EOF
}
r.prevRune = -1
n = copy(b, r.s[r.i:])
r.i += int64(n)
return
}
func (r *NoCloseStrBody) Close() error {
r.i = 0
return nil
}
// 适用于轮询
func NewNoCloseStrBody(s string) *NoCloseStrBody { return &NoCloseStrBody{s, 0, -1} }