forked from facebook/fbthrift
/
buffered_transport.go
88 lines (74 loc) · 2.05 KB
/
buffered_transport.go
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/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* 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 thrift
import (
"bufio"
)
type BufferedTransportFactory struct {
size int
}
type BufferedTransport struct {
bufio.ReadWriter
tp Transport
}
func (p *BufferedTransportFactory) GetTransport(trans Transport) Transport {
return NewBufferedTransport(trans, p.size)
}
func NewBufferedTransportFactory(bufferSize int) *BufferedTransportFactory {
return &BufferedTransportFactory{size: bufferSize}
}
func NewBufferedTransport(trans Transport, bufferSize int) *BufferedTransport {
return &BufferedTransport{
ReadWriter: bufio.ReadWriter{
Reader: bufio.NewReaderSize(trans, bufferSize),
Writer: bufio.NewWriterSize(trans, bufferSize),
},
tp: trans,
}
}
func (p *BufferedTransport) IsOpen() bool {
return p.tp.IsOpen()
}
func (p *BufferedTransport) Open() (err error) {
return p.tp.Open()
}
func (p *BufferedTransport) Close() (err error) {
return p.tp.Close()
}
func (p *BufferedTransport) Read(b []byte) (int, error) {
n, err := p.ReadWriter.Read(b)
if err != nil {
p.ReadWriter.Reader.Reset(p.tp)
}
return n, err
}
func (p *BufferedTransport) Write(b []byte) (int, error) {
n, err := p.ReadWriter.Write(b)
if err != nil {
p.ReadWriter.Writer.Reset(p.tp)
}
return n, err
}
func (p *BufferedTransport) Flush() error {
if err := p.ReadWriter.Flush(); err != nil {
p.ReadWriter.Writer.Reset(p.tp)
return err
}
return p.tp.Flush()
}
func (p *BufferedTransport) RemainingBytes() (num_bytes uint64) {
return p.tp.RemainingBytes()
}