tiltwind commented on code in PR #2841:
URL: https://github.com/apache/dubbo-go/pull/2841#discussion_r2114994303
##########
protocol/dubbo/hessian2/hessian_dubbo.go:
##########
@@ -109,17 +120,34 @@ func (h *HessianCodec) Write(service Service, header
DubboHeader, body any) ([]b
// ReadHeader uses hessian codec to read dubbo header
func (h *HessianCodec) ReadHeader(header *DubboHeader) error {
var err error
-
- if h.reader.Size() < HEADER_LENGTH {
- return ErrHeaderNotEnough
- }
- buf, err := h.reader.Peek(HEADER_LENGTH)
- if err != nil { // this is impossible
- return perrors.WithStack(err)
- }
- _, err = h.reader.Discard(HEADER_LENGTH)
- if err != nil { // this is impossible
- return perrors.WithStack(err)
+ var buf []byte
+
+ if h.streaming {
+ buf = make([]byte, HEADER_LENGTH)
+ n, _ := h.reader.Read(buf)
+ if n < HEADER_LENGTH {
+ // just try once
+ _, err = h.reader.Peek(HEADER_LENGTH - n)
Review Comment:
this peek operation seems not necessary
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