public void saveCalendarAccess(Long calendarAccess) {
NarrowedPropertyManager npm = NarrowedPropertyManager.getInstance(ores);
Property property = npm.findProperty(null, null, PROP_CAT_BG_COLLABTOOLS, KEY_CALENDAR_ACCESS);
if (property == null) { // create a new one
Property nP = npm.createPropertyInstance(null, null, PROP_CAT_BG_COLLABTOOLS, KEY_CALENDAR_ACCESS, null, calendarAccess, null, null);
npm.saveProperty(nP);
} else { // modify the existing one
property.setLongValue(calendarAccess);
npm.updateProperty(property);
}
}