public void SendData(int Type, string Name, byte[] Content, DateTime date, string fileName)
{
if (mSocket == null)
{
throw new ArgumentNullException("连接不存在");
}
if (Content == null)
{
return;
}
SocketEntity my = new SocketEntity(Type, Name, Content, date, fileName);
byte[] SendData = my.GetBytes();
mSocket.BeginSend(SendData, 0, SendData.Length, 0, new AsyncCallback(SendCallBack), mSocket);
}
private void ReceiveCallback(IAsyncResult ar)
{
try
{
StateObject state = ar.AsyncState as StateObject;
//读取数据
int bytesRead = mSocket.EndReceive(ar);
if (bytesRead > 0)
{
state.sb.Append(UTF8Encoding.UTF8.GetString(state.buffer, 0, bytesRead));
string sb = state.sb.ToString();
if (sb.Substring(sb.Length - 1, 1) == EndChar)
{
//接收完成
//激发事件
state = new StateObject();
state.workSocket = mSocket;
}
mSocket.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReceiveCallback), state);
SocketEntity entity = SocketEntity.GetSocketEntity(state.buffer);
if (OnByteDataReceived != null)
{
OnByteDataReceived(id, entity);
}
}
}
catch (SocketException se)
{
if (OnClosed != null)
{
OnClosed(ID, se.Message);
}
}
catch (Exception e)
{
throw new ApplicationException(e.Message);
}
}
