@Override
public boolean hasChanged(Field field) {
final Map<Integer, Field> savedFields = new HashMap<Integer, Field>();
if (field != null)
for (Field subfield : field.getFields()) savedFields.put(subfield.getId(), subfield);
for (StructureHolder holder : oneToMany.getSelected()) {
// Field has never been saved, if there are changes, let's save.
if (holder.getField() == null || holder.getField().getId() == 0) {
if (holder.hasChanged()) {
Debug.println("NEW: {0} says it has changed", holder.getStructure().getClass().getName());
return true;
} else return false;
} else {
// We are working with previously saved data that could have changed.
Field dataField = savedFields.remove(holder.getField().getId());
if (dataField == null) { // How??
Debug.println("OneToMany hasChanged badness, save to clean up.");
return true;
}
if (holder.getStructure().hasChanged(dataField)) {
Debug.println("OLD: {0} says it has changed", holder.getStructure().getClass().getName());
return true;
}
}
}
return !savedFields.isEmpty();
}
