void ReleaseCommands()
{
IBaseCommand[] clone = new IBaseCommand[_retained.Count];
_retained.CopyTo(clone);
for (int i = 0, cloneLength = clone.Length; i < cloneLength; i++)
{
IBaseCommand command = clone[i];
command.Release();
command.onFinish -= OnFinish;
}
}
void ExecuteCommand(Type type, Action <IBaseCommand> executeCommand)
{
IBaseCommand command = GetCommand(type);
executeCommand(command);
if (command.isRetained)
{
_retained.Add(command);
}
else
{
command.Release();
}
}