/// <summary>
/// 发送数据
/// </summary>
/// <param name="bts">发送内容</param>
/// <param name="comm">命令结构</param>
protected void Send(byte[] bts, Record comm)
{
Thread.Sleep(1);
if (Client == null)
{
return;
}
if (Client.IsOnlineRead())
{
try
{
lock (Stream)
{
Stream.BeginWrite(bts, 0, bts.Length, WriteComplete, new NetModel(Stream, comm));
}
}
catch (Exception ex)
{
Loghelper.Error(ex);
}
Loghelper.Debug(string.Format("发送命令:{0} 数据长度:{1}", comm.Type, bts.Length));
}
else
{
OnClientDisconnect(this);
}
}
/// <summary>
/// 命令相关执行内容
/// </summary>
/// <param name="obj"></param>
protected void HandleProtocol(object obj)
{
Record comm = (Record)obj;
switch (comm.Type)
{
case ComdType.Identity:
ClientType = (ClientType)int.Parse(comm.Data);
break;
case ComdType.IdentityC:
Id = new Guid(comm.Bytes);
OnClientConnected(this, true, "连接成功");
break;
default:
Loghelper.Debug(string.Format("执行{0}命令", comm.Type));
OnMsgRead(this, comm);
break;
}
}
/// <summary>
/// 读取发送内容
/// </summary>
/// <param name="ar">异步操作</param>
protected virtual void ReadComplete(IAsyncResult ar)
{
try
{
var stream = (NetworkStream)ar.AsyncState;
if (Client.IsOnlineRead())
{
var bytesRead = stream.EndRead(ar);
Loghelper.Debug(string.Format("读取到 {0} 字节 ...", bytesRead));
if (bytesRead == 0)
{
return;
}
string msg = Coding.GetString(Buffer, 0, bytesRead);
Array.Clear(Buffer, 0, Buffer.Length); // 清空缓存，避免脏读
var comms = Handler.GetCommand(msg);
foreach (Record comm in comms)
{
ParameterizedThreadStart start = HandleProtocol;
start.BeginInvoke(comm, null, null);
}
// 再次调用BeginRead()，完成时调用自身，形成无限循环
stream.BeginRead(Buffer, 0, BufferSize, ReadComplete, stream);
}
else
{
OnClientDisconnect(this);
}
}
catch (Exception e)
{
Loghelper.Error(e);
}
}