protected bool sendBufferredMsg()
{
if (_unsent_msglist.Count == 0)
{
return(true);
}
RpcMessage m = _unsent_msglist[0];
_unsent_msglist.RemoveAt(0);
if (_sent_num == 0)
{ //第一次连接进入之后的第一个数据包需要携带令牌和设备标识码，用于接入服务器的验证
if (_token != null && !_token.Equals(""))
{
m.extra.setPropertyValue("__token__", _token);
m.extra.setPropertyValue("__device_id__", RpcCommunicator.getSystemDeviceID());
}
}
byte[] bytes = createMsgBody(m).ToArray();
_sock.BeginSend(bytes, 0, bytes.Length, SocketFlags.None, delegate(IAsyncResult ar) {
try {
RpcConnectionAsyncSocket s = (RpcConnectionAsyncSocket)ar.AsyncState;
s.sendBufferredMsg();
}
catch (Exception e) {
RpcCommunicator.instance().logger.error("BeginSend failed:" + e.ToString());
}
}, this);
_sent_num++;
return(true);
}
protected override bool connect()
{
IPAddress addr = IPAddress.Parse(_ep.host);
IPEndPoint ep = new IPEndPoint(addr, _ep.port);
_status = ConnectStatus.CONNECTING;
_sock = newSocket();
_sock.BeginConnect(ep, delegate(IAsyncResult ar) {
RpcConnectionAsyncSocket s = (RpcConnectionAsyncSocket)ar.AsyncState;
try {
s.handler.EndConnect(ar);
if (s.handler.Connected == true)
{
s.onConnected();
//s._thread = new Thread(run);
//s._thread.Start(); // launch one thread for data recieving .
}
}
catch (Exception e) {
// connect failed
//s.onDisconnected();
RpcCommunicator.instance().logger.error("connect to host failed!");
}
//connect failed, trigger event to user as Promise
if (s.handler.Connected == false)
{
foreach (RpcMessage m in _unsent_msglist)
{
RpcAsyncContext ctx = m.async.ctx;
ctx.exception = new RpcException(RpcException.RPCERROR_CONNECT_FAILED);
m.async.promise.onError(ctx);
}
_unsent_msglist.Clear();
}
s._status = ConnectStatus.STOPPED;
}, this);
return(true);
}
