/// <summary>
/// 发包[发送Tcp包/发送Udp数据报]
/// </summary>
/// <param name="packet"></param>
public override void SendMessage(NetPacket packet)
{
if (packet == null || packet.Command == null || packet.PacketHead == null)
return;
#region【计算包体长度】
packet.PacketHead.Len = GetCanSerializableObjectSize(packet.Command);
#endregion
#region【写入包头】
if (this.IsNetStreamCanWrite)
{
_netStream.Write(BitConverter.GetBytes(packet.PacketHead.Version), 0, Marshal.SizeOf(packet.PacketHead.Version));
_netStream.Write(BitConverter.GetBytes((Int32)packet.PacketHead.PType), 0, sizeof(Int32));
_netStream.Write(BitConverter.GetBytes(packet.PacketHead.Len), 0, Marshal.SizeOf(packet.PacketHead.Len));
}
#endregion
#region【写入包体】
byte[] buffer = null;
using (MemoryStream m = new MemoryStream())
{
SerializeHelper<BinarySerializeHelper>().Serialize(m, packet.Command);
m.Position = 0;
buffer = new byte[m.Length];
m.Read(buffer, 0, (Int32)m.Length);
}
if (buffer != null && this.IsNetStreamCanWrite)
_netStream.Write(buffer, 0, buffer.Length);
#endregion
}
/// <summary>
/// 发包
/// </summary>
/// <param name="packet"></param>
public override void SendMessage(NetPacket packet)
{
if (packet == null || packet.Command == null || packet.PacketHead == null)
return;
if (OnBeforeSendPacket != null)
OnBeforeSendPacket(packet);
MemoryStream mStream = new MemoryStream();
try
{
#region【计算包体长度】
if (packet.PacketHead.Len == 0)
{
packet.PacketHead.Len = GetCanSerializableObjectSize(packet.Command);
}
#endregion
#region【写入包头】
mStream.Write(BitConverter.GetBytes(packet.PacketHead.Version), 0, Marshal.SizeOf(packet.PacketHead.Version));
mStream.Write(BitConverter.GetBytes((Int32)packet.PacketHead.PType), 0, sizeof(Int32));
mStream.Write(BitConverter.GetBytes(packet.PacketHead.Len), 0, Marshal.SizeOf(packet.PacketHead.Len));
#endregion
#region【写入包体】
byte[] buffer = null;
using (MemoryStream m = new MemoryStream())
{
SerializeHelper<BinarySerializeHelper>().Serialize(m, packet.Command);
m.Position = 0;
buffer = new byte[m.Length];
m.Read(buffer, 0, (Int32)m.Length);
}
mStream.Write(buffer, 0, buffer.Length);
#endregion
#region【将内存流一次写入网络流,异步写入】
mStream.Seek(0, SeekOrigin.Begin);
_netStream.BeginWrite(mStream.GetBuffer(), 0, (Int32)mStream.Length, new AsyncCallback(AsyncCallbackWriteToNetStream), new WriteNetStreamASyncCallbackParam { NetStream = _netStream, Packet = packet });
#endregion
}
catch (Exception e)
{
NetServiceErrorReason reason = new NetServiceErrorReason();
reason.Exception = e.InnerException ?? e;
reason.SendData = packet.Command.Data;
this.SendErrorHandler(reason);
}
mStream.Close();
}
/// <summary>
/// 创建数据包
/// </summary>
private NetPacket CreateNetPacket(string topicName, object data)
{
ICommand command = new PublishCommand();
command.Data = data;
command.TopicName = topicName;
NetPacket packet = new NetPacket();
packet.Command = command;
return packet;
}
private void ClientReceivedPacket(NetPacket packet)
{
if (packet != null && packet.Command != null)
{
if (packet.Command is ServerClosed) // 服务端断开
{
OnServerClosed(new EventArgs());
LogManger.Warn("服务端断开连接", this.GetType());
}
else if (packet.Command.Data != null)
{
OnOnReceiveMessageEventHandler(packet.Command.Data);
}
}
}
