private void stringToTimeFilter(String convert){
        switch(convert){
            default:
                this.filtering = null;
                break;
            case "ALL":
                this.filtering = TimeFilter.ALL;
                break;
            case "TODAY":
                this.filtering = TimeFilter.TODAY;
                break;
            case "TOMORROW":
                this.filtering = TimeFilter.TOMORROW;
                break;
            case "THIS_WEEK":
                this.filtering = TimeFilter.THIS_WEEK;
                break;
            case "OLD":
                this.filtering = TimeFilter.OLD;
                break;    
                
        }
    }