code: protected CommandExecutorFactory createCommandExecutorFactory(
  			ServletConfig config)
  	{
  		DefaultCommandExecutorFactory defaultCommandExecutorFactory = new DefaultCommandExecutorFactory();
  		defaultCommandExecutorFactory
  				.setClassNamePattern("cn.bluejoe.elfinder.controller.executors.%sCommandExecutor");
  		defaultCommandExecutorFactory
  				.setFallbackCommand(new MissingCommandExecutor());
  		return defaultCommandExecutorFactory;
  	}
docs: create a command executor factory
  
  @param config
  @return