private void send(P2pMessage message)
{
try
{
MemoryStream mStream = new MemoryStream();
//DataContractSerializer formatter = new DataContractSerializer(message.GetType()) ;
IFormatter formatter = new BinaryFormatter();
//formatter.WriteObject(mStream, message);
formatter.Serialize(mStream, message);
mStream.Flush();
mStream.Position = 0;
byte[] buff = new byte[4096];
int len = 0;
NetworkStream nStream = serverSocket.GetStream();
while ((len = mStream.Read(buff, 0, buff.Length)) > 0)
{
nStream.Write(buff, 0, len);
}
mStream.Flush();
mStream.Position = 0;
}
catch (System.Exception ex)
{
Console.WriteLine(ex.ToString());
}
}
//发送消息的button
private void sendBtn_Click(object sender, EventArgs e)
{
string msg = sendRichBox.Rtf;
sendRichBox.Text = String.Empty;
P2pMessage message = new P2pMessage();
message.HostId = hostId;
message.GuestId = guestItem.ID;
message.GuestName = session.User.Username;
message.Contents = msg;
message.Time = DateTime.Now;
message.Face = "";
message.image = "";
//判断对方是否在线，不在就存到数据库中
if (guestModel.Status == 1)
{
this.send(message);
}
else
{
MessageBll.addP2pMessage(message);//保存数据库
}
this.appendText(message);
}
protected override void Decode(IChannelHandlerContext context, IByteBuffer input, List <object> output)
{
byte[] encoded = new byte[input.ReadableBytes];
input.ReadBytes(encoded);
P2pMessage message = (P2pMessage)this.message_factory.Create(encoded);
Logger.Info(
string.Format("Handshake Receive from {0}, {1}",
context.Channel.RemoteAddress,
message));
switch (message.Type)
{
case MsgType.P2P_HELLO:
HandleHelloMessage(context, (HelloMessage)message);
break;
case MsgType.P2P_DISCONNECT:
if (this.channel.NodeStatistics != null)
{
this.channel.NodeStatistics.NodeDisconnectedRemote(((DisconnectMessage)message).Reason);
}
this.channel.Close();
break;
default:
this.channel.Close();
break;
}
}
private void service()
{
while (receiveFlag)
{
P2pMessage msg = null; //接收到的信息对象，放这里主要是为了解决appendText的异步问题
try
{
this.serverSocket = P2pServerSocket.socketDict[guestId];
byte[] buff = new byte[4096];
MemoryStream mStream = new MemoryStream();
mStream.Position = 0;
NetworkStream nStream = serverSocket.GetStream();
while (true)
{
int len = nStream.Read(buff, 0, buff.Length);
mStream.Write(buff, 0, len);
if (len < 4096)
{
break;
}
}
BinaryFormatter formmater = new BinaryFormatter();
//DataContractSerializer formmater = new DataContractSerializer(typeof(P2pMessage));
//mStream.Flush();
mStream.Position = 0;
if (mStream.Capacity > 0)
{
//msg = (P2pMessage)formmater.ReadObject(mStream);
msg = formmater.Deserialize(mStream) as P2pMessage;
appendText(msg);
}
}catch (System.Runtime.Serialization.SerializationException ex)
{
Console.WriteLine(ex.ToString());
}
catch (System.ObjectDisposedException ex)
{
string test = ex.Message;
//appendText(msg);
}
catch //如果对方退出了程序
{
if (serverSocket != null)
{
serverSocket.Close();
serverSocket = null;
}
if (P2pServerSocket.socketDict.ContainsKey(guestId))
{
P2pServerSocket.socketDict.Remove(guestId);
}
initSocket();
Thread.Sleep(1000);
}
}
}
public delegate void InvokeDelegate(P2pMessage msg); //事件委托，跨线程调用winform控件需要
private void appendText(P2pMessage msg) //给messageBox添加
{
if (messageRichBox.InvokeRequired)
{
InvokeDelegate invoke = new InvokeDelegate(appendText);
this.Invoke(invoke, new object[] { msg });
}
else
{
this.messageRichBox.AppendText(msg.GuestName + " [" + msg.Time.ToString() + "] \r\n");
this.messageRichBox.AppendRtf(msg.Contents);
this.messageRichBox.AppendTextAsRtf("\r\n");
this.messageRichBox.ScrollToCaret();
}
}
public abstract void write(P2pMessage message);
public abstract void read(P2pMessage message);
