/// <summary>
/// 接收任务
/// </summary>
async void Receive(BaseToken t)
{
try {
byte[] buff = new byte[1024];
int msg = await t.socket.ReceiveAsync(new ArraySegment <byte>(buff), SocketFlags.None);
if (msg == 0)
{
t.CloseDe(t, "客户端断开连接");
return;
}
byte[] value = new byte[msg];
Buffer.BlockCopy(buff, 0, value, 0, msg);
t.Receive <T1>(value);
//递归
Receive(t);
}
catch (Exception ex) {
//Console.WriteLine(ex.ToString());
Debugger.Error(ex.ToString());
t.CloseDe(t, "客户端断开连接");
}
}
/// <summary>
/// 连接关闭
/// </summary>
/// <param name="token"></param>
/// <param name="error"></param>
protected void ClientClose(BaseToken token, string error)
{
try {
lock (token) {
center.OnClientClose(token, error);
token.Close();
tokens.Push(token);
maxConn_se.Release();
}
}
catch (Exception ex) {
Debugger.Error(ex.ToString());
}
}
/// <summary>
/// 监听任务
/// </summary>
async void Accept() //async 与 await 的组合是简写 TAP 模式的语法
//Console.WriteLine("正在监听");
{
Debugger.Trace("开启新监听");
//编译器遇到await时，等待异步操作（await语句后面的方法会直到有连接进来才会执行），并把控制流程退回到调用此方法处执行
Socket s = await socket.AcceptAsync();
//取出token 并循坏监听消息
maxConn_se.WaitOne();
BaseToken t = tokens.Pop();
t.socket = s;
center.OnClientConnent(t);
t.ReceiveAsync <T1>();
//Receive(t);
//递归
Accept();
}