static void GetItem(Document doc){
Element root = doc.getDocumentElement();
NodeList items = root.getElementsByTagName("item");
for(int i=0;i<items.getLength();i++){
Element item = (Element)items.item(i);
String id = item.getAttribute("id");
NodeList categs = item.getChildNodes();
for(int j=0;j<categs.getLength();j++){
Node categ = categs.item(j);
if( categ instanceof Element){
Element el = (Element)categ;
Text t = (Text)el.getFirstChild();
System.out.println(id+"|"+ t.getNodeValue() );
}
}
}
}