public static ArrayList<ArrayList<String>> getData(String s){
		ArrayList<ArrayList<String>> ret = new ArrayList<ArrayList<String>>(2);
		try {
			File file = new File("./test.xml");
			DocumentBuilder dBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
			Document doc = dBuilder.parse(file);
			NodeList nList = doc.getElementsByTagName(s);
			
			Node nNode = nList.item(0);
			//NodeList attributes = nNode.getChildNodes();
			
			Element t = (Element) nNode;
			NodeList properties = t.getElementsByTagName("property");
			
			ArrayList<String> propertyList = new ArrayList<String>(properties.getLength());
			for (int i=0; i<properties.getLength(); i++){
				Node temp = properties.item(i);
				if (temp.getNodeType() == Node.ELEMENT_NODE){
					propertyList.add(temp.getTextContent().trim());
				}
			}
			
			NodeList locations = t.getElementsByTagName("location");
			
			ArrayList<String> locationList = new ArrayList<String>(locations.getLength());
			for (int i=0; i<locations.getLength(); i++){
				Node temp = locations.item(i);
				if (temp.getNodeType() == Node.ELEMENT_NODE){
					locationList.add(temp.getTextContent().trim());
				}
			}
			ret.add(0, propertyList);
			ret.add(1, locationList);
			
			//ret = new ArrayList<String>(attributes.getLength());
			/**
			for (int i = 0; i < attributes.getLength(); i++){
				Node temp = attributes.item(i);
				if (temp.getNodeType() == Node.ELEMENT_NODE){
					ret.add(temp.getTextContent().trim());
				}
			}
			*/
			
		} catch (Exception e) {
			System.out.println(e.getMessage());
			ret.add(new ArrayList<String>());
			ret.add(new ArrayList<String>());
			
		}
		return ret;
	}