void CommandLoaderOnCommandsUpdated(object sender, CommandUpdateEventArgs <ICommand> e)
{
var workingDict = m_CommandDict.Values.ToDictionary(c => c.Name, StringComparer.OrdinalIgnoreCase);
var updatedCommands = 0;
foreach (var c in e.Commands)
{
if (c == null)
{
continue;
}
var castedCommand = c.Command as ICommand <TAppSession, TRequestInfo>;
if (castedCommand == null)
{
if (Logger.IsErrorEnabled)
{
Logger.Error("Invalid command has been found! Command name: " + c.Command.Name);
}
continue;
}
if (c.UpdateAction == CommandUpdateAction.Remove)
{
workingDict.Remove(castedCommand.Name);
if (Logger.IsInfoEnabled)
{
Logger.InfoFormat("The command '{0}' has been removed from this server!", c.Command.Name);
}
}
else if (c.UpdateAction == CommandUpdateAction.Add)
{
workingDict.Add(castedCommand.Name, castedCommand);
if (Logger.IsInfoEnabled)
{
Logger.InfoFormat("The command '{0}' has been added into this server!", c.Command.Name);
}
}
else
{
workingDict[c.Command.Name] = castedCommand;
if (Logger.IsInfoEnabled)
{
Logger.InfoFormat("The command '{0}' has been updated!", c.Command.Name);
}
}
updatedCommands++;
}
if (updatedCommands > 0)
{
var commandFilters = CommandFilterFactory.GenerateCommandFilterLibrary(this.GetType(), workingDict.Values.Cast <ICommand>());
Interlocked.Exchange(ref m_CommandDict, workingDict);
Interlocked.Exchange(ref m_CommandFilterDict, commandFilters);
}
}
/// <summary>
/// Setups the command into command dictionary
/// </summary>
/// <param name="commandDict">The target command dict.</param>
/// <returns></returns>
protected virtual bool SetupCommands(Dictionary <string, ICommand <TAppSession, TRequestInfo> > commandDict)
{
foreach (var loader in m_CommandLoaders)
{
loader.Error += new EventHandler <ErrorEventArgs>(CommandLoaderOnError);
loader.Updated += new EventHandler <CommandUpdateEventArgs <ICommand> >(CommandLoaderOnCommandsUpdated);
if (!loader.Initialize <ICommand <TAppSession, TRequestInfo> >(RootConfig, this))
{
if (Logger.IsErrorEnabled)
{
Logger.ErrorFormat("Failed initialize the command loader {0}.", loader.ToString());
}
return(false);
}
IEnumerable <ICommand> commands;
if (!loader.TryLoadCommands(out commands))
{
if (Logger.IsErrorEnabled)
{
Logger.ErrorFormat("Failed load commands from the command loader {0}.", loader.ToString());
}
return(false);
}
if (commands != null && commands.Any())
{
foreach (var c in commands)
{
if (commandDict.ContainsKey(c.Name))
{
if (Logger.IsErrorEnabled)
{
Logger.Error("Duplicated name command has been found! Command name: " + c.Name);
}
return(false);
}
var castedCommand = c as ICommand <TAppSession, TRequestInfo>;
if (castedCommand == null)
{
if (Logger.IsErrorEnabled)
{
Logger.Error("Invalid command has been found! Command name: " + c.Name);
}
return(false);
}
commandDict.Add(c.Name, castedCommand);
}
}
}
m_CommandFilterDict = CommandFilterFactory.GenerateCommandFilterLibrary(this.GetType(), commandDict.Values.Cast <ICommand>());
return(true);
}
/// <summary>
/// Setups the command filters.
/// </summary>
/// <param name="commands">The commands.</param>
private void SetupCommandFilters(IEnumerable <ICommand <TAppSession, TRequestInfo> > commands)
{
m_CommandFilterDict = CommandFilterFactory.GenerateCommandFilterLibrary(this.GetType(), commands.Cast <ICommand>());
}