private void initBook0(SBook book) {
...
				if(isBelowDesktopScope(_book) && _book instanceof EvaluationContributorContainer 
						&& ((EvaluationContributorContainer)_book).getEvaluationContributor()==null){
					((EvaluationContributorContainer)_book).setEvaluationContributor(new ComponentEvaluationContributor(this));
				}

public class ComponentEvaluationContributor implements EvaluationContributor,Serializable {

	@Override
	public FunctionMapper getFunctionMaper(SBook book) {
		if(!checkAlive() && !isBelowDesktopScope(book)){
			//should contribute any thing if the scope large then desktop
			return null;			
		}