@Override public boolean checkShiftType(Grouping grouping, Shift shift) { if (shift != null) { return shift.containsType(grouping.getShiftType()); } else { return grouping.getShiftType() == null; } }
@Override public List checkShiftsType(Grouping grouping, List shifts) { List result = new ArrayList(); if (grouping.getShiftType() != null) { for (final Shift shift : (List<Shift>) shifts) { if (shift.containsType(grouping.getShiftType())) { result.add(shift); } } } return result; }
@Override public boolean checkHasShift(Grouping grouping) { return grouping.getShiftType() != null; }