Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.io.File;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class Main {

    public static void main(String args[]) throws Exception {
        File stocks = new File("Stocks.xml");
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
        Document doc = dBuilder.parse(stocks);
        doc.getDocumentElement().normalize();

        System.out.println(doc.getDocumentElement().getNodeName());
        NodeList nodes = doc.getElementsByTagName("stock");

        for (int i = 0; i < nodes.getLength(); i++) {
            Node node = nodes.item(i);
            if (node.getNodeType() == Node.ELEMENT_NODE) {
                Element element = (Element) node;
                System.out.println("Stock Symbol: " + getValue("symbol", element));
                System.out.println("Stock Price: " + getValue("price", element));
                System.out.println("Stock Quantity: " + getValue("quantity", element));
            }
        }
    }

    static String getValue(String tag, Element element) {
        NodeList nodes = element.getElementsByTagName(tag).item(0).getChildNodes();
        Node node = (Node) nodes.item(0);
        return node.getNodeValue();
    }
}