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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 (
"net"
)
type TServerSocket struct {
/**
* Underlying socket conection object
*/
conn net.Conn
/**
* Underlying socket conection object
*/
listener net.Listener
/**
* Address to listen on
*/
addr net.Addr
/**
* Client timeout in nanoseconds
*/
nsecClientTimeout int64
}
type TServerSocketTransportFactory struct {
addr net.Addr
nsecClientTimeout int64
}
func (p *TServerSocketTransportFactory) GetTransport(trans TTransport) TTransport {
if trans != nil {
t, ok := trans.(*TServerSocket)
if ok && t.addr != nil {
s, _ := NewTServerSocketAddrTimeout(t.addr, t.nsecClientTimeout)
return s
}
}
s, _ := NewTServerSocketAddrTimeout(p.addr, p.nsecClientTimeout)
return s
}
func NewTServerSocketTransportFactory(addr net.Addr, nsecClientTimeout int64) *TServerSocketTransportFactory {
return &TServerSocketTransportFactory{addr: addr, nsecClientTimeout: nsecClientTimeout}
}
func NewTServerSocketConn(conn net.Conn) *TServerSocket {
return NewTServerSocketConnTimeout(conn, 0)
}
func NewTServerSocketConnTimeout(conn net.Conn, nsecClientTimeout int64) *TServerSocket {
v := &TServerSocket{conn: conn, addr: conn.LocalAddr(), nsecClientTimeout: nsecClientTimeout}
return v
}
func NewTServerSocketAddr(addr net.Addr) (*TServerSocket, TTransportException) {
return NewTServerSocketAddrTimeout(addr, 0)
}
func NewTServerSocketAddrTimeout(addr net.Addr, nsecClientTimeout int64) (*TServerSocket, TTransportException) {
s := &TServerSocket{addr: addr, nsecClientTimeout: nsecClientTimeout}
return s, nil
}
func (p *TServerSocket) Listen() (err error) {
if p.listener == nil {
if p.listener, err = net.Listen("tcp", p.addr.String()); err != nil {
return err
}
}
return nil
}
func (p *TServerSocket) Accept() (TTransport, error) {
if p.listener == nil {
if err := p.Listen(); err != nil {
return nil, NewTTransportExceptionFromOsError(err)
}
if p.listener == nil {
return nil, NewTTransportException(NOT_OPEN, "No underlying server socket")
}
}
conn, err := p.listener.Accept()
if err != nil {
return nil, NewTTransportExceptionFromOsError(err)
}
return NewTSocketConnTimeout(conn, p.nsecClientTimeout)
}
/**
* Checks whether the socket is connected.
*/
func (p *TServerSocket) IsOpen() bool {
return p.listener != nil
}
/**
* Connects the socket, creating a new socket object if necessary.
*/
func (p *TServerSocket) Open() error {
if !p.IsOpen() {
l, err := net.Listen(p.addr.Network(), p.addr.String())
if err != nil {
return err
}
p.listener = l
return nil
}
return NewTTransportException(ALREADY_OPEN, "Server socket already open")
}
/**
* Perform a nonblocking read into buffer.
*/
func (p *TServerSocket) Read(buf []byte) (int, error) {
return 0, NewTTransportException(UNKNOWN_TRANSPORT_EXCEPTION, "TServerSocket.Read([]byte) is not implemented")
}
func (p *TServerSocket) ReadAll(buf []byte) (int, error) {
return ReadAllTransport(p, buf)
}
/**
* Perform a nonblocking write of the data in buffer;
*/
func (p *TServerSocket) Write(buf []byte) (int, error) {
return 0, NewTTransportException(UNKNOWN_TRANSPORT_EXCEPTION, "TServerSocket.Write([]byte) is not implemented")
}
/**
* Flushes the underlying output stream if not null.
*/
func (p *TServerSocket) Flush() error {
return NewTTransportException(UNKNOWN_TRANSPORT_EXCEPTION, "TServerSocket.Flush() is not implemented")
}
func (p *TServerSocket) Addr() net.Addr {
return p.addr
}
func (p *TServerSocket) Peek() bool {
return p.IsOpen()
}
/**
* Closes the socket.
*/
func (p *TServerSocket) Close() (err error) {
if p.IsOpen() {
err := p.listener.Close()
if err != nil {
return NewTTransportExceptionFromOsError(err)
}
p.listener = nil
}
if p.conn != nil {
err := p.conn.Close()
if err != nil {
return NewTTransportExceptionFromOsError(err)
}
p.conn = nil
}
return nil
}
func (p *TServerSocket) Interrupt() error {
// TODO(pomack) fix Interrupt as it is probably not right
return NewTTransportExceptionFromOsError(p.Close())
}
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