public void Load <T>(string key, LoadCallback <T> cb)
where T : IMessage
{
uint dsMsgId = MessageMapping.Query(typeof(T));
if (dsMsgId == uint.MaxValue)
{
cb(DSLoadResult.PrepError, string.Format("unknown data message: {0}", typeof(T).Name), default(T));
return;
}
string timeoutKey = string.Format("{0}:{1}", dsMsgId, key);
if (loadOpt_timeout_.Exists(timeoutKey))
{
cb(DSLoadResult.PrepError, "Load operation are too frequent", default(T));
}
else
{
LNReq_Load.Builder loadBuilder = LNReq_Load.CreateBuilder();
loadBuilder.SetDsMsgId(dsMsgId);
loadBuilder.SetKey(key);
LNReq_Load loadData = loadBuilder.Build();
if (!channel_.Send(loadData))
{
cb(DSLoadResult.PrepError, "Create protobuf data error.", default(T));
}
else
{
LoadCBBox cbbox = new LoadCBBoxI <T>(cb);
string timeoutTip = string.Format("DataStore load request timeout. MsgId:{0}, Key:{1}", dsMsgId, key);
loadOpt_timeout_.Set(timeoutKey, cbbox, () => cbbox.Invoke(DSLoadResult.TimeoutError, timeoutTip, null));
}
}
}
