Maps given WeekDay to representation hold by this instance. @param targetWeekDayDefinition - referred weekDay @param dayOfWeek - day of week to be mapped. Value corresponds to this instance mapping. @return - int result
(final int dayOfWeek, final WeekDay targetWeekDayDefinition)
| 49 | * @return - int result |
| 50 | */ |
| 51 | public int mapTo(final int dayOfWeek, final WeekDay targetWeekDayDefinition) { |
| 52 | if (firstDayZero && targetWeekDayDefinition.isFirstDayZero()) { |
| 53 | return bothSameStartOfRange(0, 6, this, targetWeekDayDefinition).apply(dayOfWeek); |
| 54 | } |
| 55 | if (!firstDayZero && !targetWeekDayDefinition.isFirstDayZero()) { |
| 56 | return bothSameStartOfRange(1, 7, this, targetWeekDayDefinition).apply(dayOfWeek); |
| 57 | } |
| 58 | //start range is different for each case. We need to normalize ranges |
| 59 | if (targetWeekDayDefinition.isFirstDayZero()) { |
| 60 | //my range is 1-7. I normalize ranges, get the "zero" mapping and turn result into original scale |
| 61 | return mapTo(dayOfWeek, new WeekDay(targetWeekDayDefinition.getMondayDoWValue() + 1, false)) - 1; |
| 62 | } else { |
| 63 | //my range is 0-6. I normalize ranges, get the "one" mapping and turn result into original scale |
| 64 | return (mapTo(dayOfWeek, new WeekDay(targetWeekDayDefinition.getMondayDoWValue() - 1, true))) % 7 + 1; |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | private Function<Integer, Integer> bothSameStartOfRange(final int startRange, final int endRange, final WeekDay source, final WeekDay target) { |
| 69 | return integer -> { |