// Request 一条消息，在服务器回复前，或超时前，如果再发这条消息，直接忽略。
public void RequestNoRepeat(string op, Action <IWriteableBuffer> fun, Action <IReadableBuffer> callback)
{
if (pending == null)
{
pending = new HashSet <string>();
}
if (pending.Contains(op))
{
return;
}
pending.Add(op);
NetUtils.Request(op, compName, fun,
(r) => {
// 这一句放前面，否则如果callback出异常就悲剧了
pending.Remove(op);
if (callback != null)
{
callback(r);
}
},
(connected) => {
pending.Remove(op);
},
conn);
}
// 发送请求并等待请求结果
public void Request(string op, Action <IWriteableBuffer> fun, Action <IReadableBuffer> callback, Action <bool> onExpired)
{
NetUtils.Request(op, compName, fun, callback, onExpired, conn);
}
