public BusinessDays(String businessHourName, Boolean considerHolidays) {
            BusinessHours bh;
            this.considerHolidays = considerHolidays;
            if(businessHourName == null) {
                bh = [SELECT SundayStartTime,
                             MondayStartTime,
                             TuesdayStartTime,
                             WednesdayStartTime,
                             ThursdayStartTime,
                             FridayStartTime,
                             SaturdayStartTime,
                             SundayEndTime,
                             MondayEndTime,
                             TuesdayEndTime,
                             WednesdayEndTime,
                             ThursdayEndTime,
                             FridayEndTime,SaturdayEndTime
                      FROM BusinessHours
                      WHERE IsDefault = true ];

            }else{
                bh = [SELECT SundayStartTime,
                             MondayStartTime,
                             TuesdayStartTime,
                             WednesdayStartTime,
                             ThursdayStartTime,
                             FridayStartTime,
                             SaturdayStartTime,
                             SundayEndTime,
                             MondayEndTime,
                             TuesdayEndTime,
                             WednesdayEndTime,
                             ThursdayEndTime,
                             FridayEndTime,
                             SaturdayEndTime
                      FROM BusinessHours
                      WHERE Name =: businessHourName ];
            }
            businessHourId = bh.Id;

            businessDay[0] = (bh.SundayStartTime != null);
            businessDay[1] = (bh.MondayStartTime != null);
            businessDay[2] = (bh.TuesdayStartTime != null);
            businessDay[3] = (bh.WednesdayStartTime != null);
            businessDay[4] = (bh.ThursdayStartTime != null);
            businessDay[5] = (bh.FridayStartTime != null);
            businessDay[6] = (bh.SaturdayStartTime != null);

            startHours[0] = bh.SundayStartTime;
            startHours[1] = bh.MondayStartTime;
            startHours[2] = bh.TuesdayStartTime;
            startHours[3] = bh.WednesdayStartTime;
            startHours[4] = bh.ThursdayStartTime;
            startHours[5] = bh.FridayStartTime;
            startHours[6] = bh.SaturdayStartTime;

            endHours[0] = bh.SundayEndTime;
            endHours[1] = bh.MondayEndTime;
            endHours[2] = bh.TuesdayEndTime;
            endHours[3] = bh.WednesdayEndTime;
            endHours[4] = bh.ThursdayEndTime;
            endHours[5] = bh.FridayEndTime;
            endHours[6] = bh.SaturdayEndTime;

        }