public static void main(String[] args) throws SAXException, IOException {
// создание DOM-анализатора (Xerces)
DOMParser parser = new DOMParser();
parser.parse("test.xml");
Document document = parser.getDocument();
Element root = document.getDocumentElement();
List<Food> menu = new ArrayList<Food>();
NodeList foodNodes = root.getElementsByTagName("food");
Food food = null;
for (int i = 0; i < foodNodes.getLength(); i++) {
food = new Food();
Element foodElement = (Element) foodNodes.item(i);
food.setId(Integer.parseInt(foodElement.getAttribute("id")));
food.setName(getSingleChild(foodElement, "name").getTextContent().trim());
food.setDescription(getSingleChild(foodElement, "description").getTextContent().trim());
menu.add(food);
}
for (Food f : menu) {
System.out.println(f.getName() + ", " + f.getId() + ", " + f.getDescription());
}
}
private void deleteFoodAssociations(Accompaniment root) {
List<Food> foods = foodDAO.listByAccompanimentId(root.getId());
for (Food food : foods) {
Collection<Accompaniment> accompaniments = accompanimentDAO.listByFoodId(food.getId());
Collection<Accompaniment> retainAll = new ArrayList<Accompaniment>();
for (Accompaniment accompaniment : accompaniments) {
if (!accompaniment.getId().equals(root.getId())) {
retainAll.add(accompaniment);
}
}
accompaniments.retainAll(retainAll);
food.setAccompaniments(new HashSet<Accompaniment>(accompaniments));
foodDAO.update(food);
}
root.setFoods(null);
}
