public virtual T SendCommandSync <T>(ICommand command, TimeSpan timeout) where T : CommandBase, new()
{
CommandItem <WSCommandTypeBase> response = SendCommandSync(command, timeout);
if (response != null && response.CommandResponse != null)
{
CommandBase responseCommand = new T();
responseCommand.LoadCommand(response.CommandResponse);
return(responseCommand as T);
}
return(null);
}
public virtual void SendCommand <T>(ICommand command, CommandCallback <T> callback)
where T : CommandBase, new()
{
SendCommand(command, new CommandResponse((ci) =>
{
if (callback != null && ci != null)
{
CommandItem <WSCommandTypeBase> actualCi = ci as CommandItem <WSCommandTypeBase>;
if (actualCi != null && actualCi.CommandResponse != null)
{
T responseCmd = new T();
responseCmd.LoadCommand(actualCi.CommandResponse);
callback(responseCmd);
}
}
}));
}
//在子类中实现此方法，用于插入触发Connected事件之前的特殊处理
protected virtual bool OnBeforeConnected()
{
bool isSuccess = false;
Debug.WriteLine("Client Socket Status：" + Session.Session.SessionID + " " + Session.Session.ClientSocket.Connected.ToString());
CommandItem <WSCommandTypeBase> response = Session.SendCommandSync(new SetCommandParserRequest(SessionCommandParser.ParserID), RequestTimeout);
if (response != null && response.CommandResponse != null)
{
SetCommandParserResponse cmdParserResponse = new SetCommandParserResponse(response.CommandResponse);
if (cmdParserResponse.IsSuccess)
{
isSuccess = true;
}
}
return(isSuccess);
// return true;
}
public virtual CommandItem <WSCommandTypeBase> SendCommandSync(ICommand command, TimeSpan timeout)
{
if (command == null)
{
return(null);
}
WSCommandTypeBase wsCommand = CommandParser.Create();
command.ToCommand(wsCommand);
wsCommand.RequestID = Guid.NewGuid();
Session.LastRequestTime = DateTime.Now;
CommandItem <WSCommandTypeBase> ci = new CommandItem <WSCommandTypeBase>()
{
CommandRequest = wsCommand,
CommandResponse = null,
RetryCount = 0,
ResponseCallback = null,
RequestTime = DateTime.Now,
IsSync = true,
Wait = new System.Threading.AutoResetEvent(false)
};
lock (SyncLocker)
{
Commands.Add(ci);
}
logger.Trace("发送命令：{0}", wsCommand.CommandName);
bool isSended = Session.SendMessage(CommandParser.ToBinary(wsCommand), CommandParser.TransferEncoder);
if (!isSended)
{
return(ci);
}
ci.Wait.WaitOne(timeout);
return(ci);
}
public bool ProcessMessage(MessageReceivedEventArgs e, List <ICommand> commandList)
{
ICommandParser cmdParser;
WSCommandTypeBase cmd = GetRequestCommand(e, out cmdParser);
if (cmd == null)
{
return(false);
}
bool isProcessed = false;
if (cmd != null)
{
// 关于是否触发CommandReceived事件：
// 当使用带有回调方法的SendCommand发送命令时，接收到应答命令时不会触发CommandReceived事件
// 当使用SendCommandSync方法发送同步返回的命令时，接收到应答命令时不会触发CommandReceived事件
// 当接收到的命令能够被内置的CommandList处理时，会触发CommandReceived事件，并且自动设置ReplyCommand为执行完后返回的命令，
// 同时将事件参数中的IsUnknown属性设置为false。
// 当接收到的命令不属于上述任一情况时，将触发CommandReceived事件，并将IsUnknown属性设置为true
CommandItem <WSCommandTypeBase> ci = null;
lock (Session.SyncLocker)
{
ci = Session.Commands.OfType <CommandItem <WSCommandTypeBase> >().FirstOrDefault(x => x.CommandRequest != null && x.CommandRequest.IsPairCommand(cmd));
}
CommandReceivedEventArgs <WSCommandTypeBase> args = new CommandReceivedEventArgs <WSCommandTypeBase>(cmd);
args.IsUnknwon = true;
// 检查命令是否能被内置命令列表处理
ICommand exeCommand = commandList.FirstOrDefault(x => x.CanExecute(cmd));
ICommand replyCommand = null;
bool isFireReceivedEvent = true;
if (exeCommand != null)
{
try
{
replyCommand = exeCommand.Execute(cmd, new ExecuteCommandContext()
{
CommandSession = Session
});
isProcessed = true;
}
catch (Exception ex)
{
logger.Error("执行命令失败：{0} \r\n{1}", cmd.CommandName, ex.ToString());
}
args.IsUnknwon = false;
}
args.Session = Session;
if (ci != null)
{
ci.CommandResponse = cmd;
args.RequestCommand = ci.CommandRequest;
lock (Session.SyncLocker)
{
if (cmd.IsOver)
{
Session.Commands.Remove(ci);
}
}
if (ci.ResponseCallback != null)
{
ci.ResponseCallback(ci);
isFireReceivedEvent = false;
}
if (ci.IsSync)
{
ci.Wait.Set();
isFireReceivedEvent = false;
}
}
if (isFireReceivedEvent)
{
onCommandReceived(args);
}
SetReplyCommand(Session, replyCommand, e, cmd.RequestID, cmdParser);
}
return(isProcessed);
}
